{"id":10794,"date":"2024-05-25T18:40:16","date_gmt":"2024-05-25T18:40:16","guid":{"rendered":"https:\/\/www.fambach.net\/?p=10794"},"modified":"2024-06-01T19:58:40","modified_gmt":"2024-06-01T19:58:40","slug":"ttl7400","status":"publish","type":"post","link":"https:\/\/www.fambach.net\/en\/ttl7400\/","title":{"rendered":"TTL IC 7400"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Contents\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Fakten\" >Facts<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Schaltzeichen_fur_NAND\" >Schaltzeichen f&uuml;r NAND<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Schaltplan\" >Schematic<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Wahrheitstabelle\" >Truth table<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Logiktester\" >Logic tester<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Datenblatt\" >Data sheet<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Anwendungsbereiche\" >Areas of application<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Ansichten\" >Views<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Schaltung\" >Circuit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Test\" >Test<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Programm\" >Programme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Probleme\" >Problems<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Im_Ruhezustand_ist_die_Rote_LED_aus\" >When idle, the red LED is off<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Sonstiges\" >Miscellaneous<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#NOT_Schaltung\" >NOT circuit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#AND_Schaltung\" >AND circuit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#OR_Schaltung\" >OR circuit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#NOR_Schaltung\" >OR gate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#RS-FlipFlop\" >RS-FlipFlop<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#XNOR\" >XNOR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#XOR\" >XOR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Platine_Gelotet\" >Platine Gel&ouml;tet<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Ansicht\" >View<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Materialliste_BOM\" >Materialliste<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Fazit\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Verwandte_Beitrage\" >Verwandte Beitr&auml;ge<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Quellen\" >Sources<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/#Log\" >Log<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Vier Nand Gatter in einem IC. Mit dem ersten IC der TTL Serie, k&ouml;nnen weitere Grundschaltung erstellt werden, so dass man nur einen Art von IC Br&auml;uchte. Dies machte das IC so vielf&auml;ltig und beliebt in seiner Zeit. Leider is die Zeit der TTL Bausteine vor&uuml;ber heute werden mehr diese meist durch kleine Controller ersetzt die mit Software programmiert, komplexe Logiken abbilden k&ouml;nnen. Dennoch leitet diese Baustein auch meine TTL Serie ein. Die Verwendung der Bausteine dient dem besseren Grunverst&auml;ndnism, was als Basis f&uuml;r komplexere Schaltungen oder auch f&uuml;r die Programmierung hilfreich ist. Auch ist nicht auszuschliessen, dass solch ein Baustein einmal seine Anwendung mit einem Microcontroller findet, um Beispielsweise weniger GPIOs zu ben&ouml;tigen. (Beispiel ODER Schaltung zweier Kollissions-Taster. Sobald einer Gedr&uuml;ckt ist, bestehe eine Kollision, es wird aber nur ein GPIO ben&ouml;tigt (Ich weiss geht auch ohne Baustein \ud83d\ude09 ).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.fambach.net\/en\/ttlerklaert\/\" data-type=\"post\" data-id=\"10909\">Was ist ein TTL IC?<\/a><\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fakten\"><\/span>Facts<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Schaltzeichen_fur_NAND\"><\/span>Schaltzeichen f&uuml;r NAND<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"620\" height=\"110\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-14_08_41.jpg\" alt=\"\" class=\"wp-image-11074\"><figcaption class=\"wp-element-caption\">NAND Gate Symbol \u2013 Source: <a href=\"https:\/\/de.wikipedia.org\/wiki\/Logikgatter\">https:\/\/de.wikipedia.org\/wiki\/Logikgatter<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Schaltplan\"><\/span>Schematic<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"255\" height=\"229\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400_Quad_2-input_NAND_Gates.jpg\" alt=\"\" class=\"wp-image-10795\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Wahrheitstabelle\"><\/span>Truth table<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">NAND gate<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-1\"><thead><tr><th>#<\/th><th>1\/2\/3\/4 A<\/th><th>1\/2\/3\/4 B<\/th><th>1\/2\/3\/4 Y<\/th><th>Erl&auml;uterung<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>Beide Eing&auml;nge auf LOW =&gt; Ausgang auf HIGH<\/td><\/tr><tr><td>2<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>Input A HIGH, B LOW =&gt; Output remains HIGH<\/td><\/tr><tr><td>3<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>Input A to LOW, B to HIGH =&gt; Output remains HIGH<\/td><\/tr><tr><td>4<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Beide Eing&auml;nge auf HIGH =&gt; Ausgang auf LOW, einziger LOW Zustand<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Truth Table NAND<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Logiktester\"><\/span>Logic tester<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"930\" height=\"648\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-18-09_00_16.jpg\" alt=\"\" class=\"wp-image-10841\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Datenblatt\"><\/span>Data sheet<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.ti.com\/product\/de-de\/SN7400\">https:\/\/www.ti.com\/product\/de-de\/SN7400<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/www.fambach.net\/wp-content\/uploads\/sn7400.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of sn7400.\"><\/object><a id=\"wp-block-file--media-35fb7efb-ffbf-458c-ad41-6065f0a1e3df\" href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/sn7400.pdf\">SN7400<\/a><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/sn7400.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-35fb7efb-ffbf-458c-ad41-6065f0a1e3df\">Download<\/a>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Anwendungsbereiche\"><\/span>Areas of application<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Aktivierung von ICs &uuml;ber Busadresse<\/li>\n\n\n\n<li>Input Control<\/li>\n\n\n\n<li>Logical sequences<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ansichten\"><\/span>Views<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-0 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" data-id=\"10835\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400Klein-1.jpg\" alt=\"\" class=\"wp-image-10835\"><figcaption class=\"wp-element-caption\">7400 4x NAND gates \u2013 Front side<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/en\/?attachment_id=10836\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" data-id=\"10836\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400Rueckseite-1.jpg\" alt=\"\" class=\"wp-image-10836\"><\/a><figcaption class=\"wp-element-caption\">7400 4x Nand Gatter &#8211; R&uuml;ckseite<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Schaltung\"><\/span>Circuit<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"938\" height=\"631\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400Nand_Schaltplan.jpg\" alt=\"\" class=\"wp-image-10849\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"769\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400Nand_Steckplatine.jpg\" alt=\"\" class=\"wp-image-10851\"><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Test\"><\/span>Test<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"270\" data-id=\"10829\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20240518_084626.jpg\" alt=\"\" class=\"wp-image-10829\"><figcaption class=\"wp-element-caption\">Nand &#8211; Beide Eing&auml;nge Low, Ausgang High<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"270\" data-id=\"10830\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20240518_084632.jpg\" alt=\"\" class=\"wp-image-10830\"><figcaption class=\"wp-element-caption\">NAND \u2013 Input 1 High, Input 2 Low, Output High<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"270\" data-id=\"10827\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20240518_084635.jpg\" alt=\"\" class=\"wp-image-10827\"><figcaption class=\"wp-element-caption\">NAND gate \u2013 Input 1 Low, Input 2 High, Output High<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"270\" data-id=\"10828\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20240518_084642.jpg\" alt=\"\" class=\"wp-image-10828\"><figcaption class=\"wp-element-caption\">Nand &#8211; Beide Eing&auml;nge High, Ausgang Low<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"IC 7400 Nand Logic\" width=\"840\" height=\"473\" src=\"https:\/\/www.youtube.com\/embed\/x6BE26M3KZ0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<figcaption class=\"wp-element-caption\">NAND \u2013 Video about the images<\/figcaption><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Programm\"><\/span>Programme<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"c\" class=\"language-c\">\/** AND function *\/<br>bool and(bool e1, bool e2) {<br>    return e1 &amp;&amp; e2;<br>}<br><br>\/** Not a function *\/<br>bool not(bool e1){<br>  return !e1;<br>}<br><br>\/** NAND-funktion *\/<br>bool nand(bool e1, bool e2){<br>  return not (e1 and e2);<br>}<br><br>void main(){<br>  bool output1 = nand(true, true); <br>  bool output2 = not(and(true, true));<br>  \/\/ do some output <br>}<br><\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Probleme\"><\/span>Problems<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Im_Ruhezustand_ist_die_Rote_LED_aus\"><\/span>When idle, the red LED is off<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nicht alle ICs ziehen automatisch die Eing&auml;nge auf Masse, um das Problem zu beheben m&uuml;ssen Pulldown-Widerst&auml;nde zwischen dem Eingang und Masse geschaltet werden. 1kOhm ist OK kann auch mehr sein.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sonstiges\"><\/span>Miscellaneous<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"NOT_Schaltung\"><\/span>NOT circuit<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">F&uuml;r eine Not Schaltung werden zwei Eing&auml;nge eines NAND Gatters verbunden. Zum Beispiel verbindet man Pin 12 und 13 das an 12 anliegende Eingangssignal wird dann invertiert am Ausgang ausgegeben.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-2\"><thead><tr><th>#<\/th><th>Input A (12)<\/th><th>B (13)<\/th><th>Exit Z<\/th><th><\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>1<\/td><td>=A<\/td><td>0<\/td><td>Input to HIGH is inverted to output (LOW)<\/td><\/tr><tr><td>2<\/td><td>0<\/td><td>=A<\/td><td>1<\/td><td>The input on LOW is also inverted to the output (HIGH).<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">NAND \u2013 Gate Inputs A and B connected =&gt; NOT Gate<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"275\" height=\"102\" data-id=\"10928\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_06_06.jpg\" alt=\"\" class=\"wp-image-10928\"><figcaption class=\"wp-element-caption\">NOT with NAND, Input LOW, Output HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"273\" height=\"101\" data-id=\"10927\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_05_48.jpg\" alt=\"\" class=\"wp-image-10927\"><figcaption class=\"wp-element-caption\">NOT with NAND, input HIGH; output HIGH<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"AND_Schaltung\"><\/span>AND circuit<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">F&uuml;r die AND Schaltung werden zwei Gatter ben&ouml;tigt eins als NAND und eins als NOT beschaltet.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-3\"><thead><tr><th>#<\/th><th>A<\/th><th>B<\/th><th>C<\/th><th>D<\/th><th>Erl&auml;uterung<\/th><\/tr><\/thead><tbody><tr><td><strong>1<\/strong><\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>Beide Eing&auml;nge auf LOW Ausgang ist auch LOW<\/td><\/tr><tr><td><strong>2<\/strong><\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>Input A HIGH, B LOW, Output LOW<\/td><\/tr><tr><td><strong>3<\/strong><\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Input A to LOW, B to HIGH, Output LOW<\/td><\/tr><tr><td><strong>4<\/strong><\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>Beide Eing&auml;nge auf HIGH somit ist der Ausgang HIGH<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">NAND \u2013 Truth table AND circuit<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"361\" height=\"82\" data-id=\"10932\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_12_57.jpg\" alt=\"\" class=\"wp-image-10932\"><figcaption class=\"wp-element-caption\">AND gate circuit, A LOW, B LOW, Y HIGH, Z LOW<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"357\" height=\"77\" data-id=\"10929\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_13_17.jpg\" alt=\"\" class=\"wp-image-10929\"><figcaption class=\"wp-element-caption\">AND gate circuit, A HIGH, B LOW, Y HIGH, Z LOW<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"83\" data-id=\"10931\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_13_42.jpg\" alt=\"\" class=\"wp-image-10931\"><figcaption class=\"wp-element-caption\">AND gate circuit, A low, B high, Y high, Z low<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"361\" height=\"79\" data-id=\"10930\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_14_31.jpg\" alt=\"\" class=\"wp-image-10930\"><figcaption class=\"wp-element-caption\">AND gate circuit, A HIGH, B HIGH, Y LOW, Z HIGH<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"OR_Schaltung\"><\/span>OR circuit<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Die Or Schaltung ben&ouml;tigt schon drei Gatter. Der Ausgang ist HIGH sobald einer der Eing&auml;nge auf HIGH gelegt wird.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-4\"><thead><tr><th>#<\/th><th>A<\/th><th>B<\/th><th>A<\/th><th>!B<\/th><th>Z<\/th><th><\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Beide Eing&auml;nge auf LOW, Ausgang auf LOW<\/td><\/tr><tr><td>2<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>Input A to HIGH and B to LOW, output to HIGH<\/td><\/tr><tr><td>3<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>Input A to LOW and B to HIGH, output to HIGH<\/td><\/tr><tr><td>4<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>Beide Eing&auml;nge auf HIGH, Ausgang auf HIGH<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">NAND - Truth Table OR Circuit<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-5 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"343\" height=\"122\" data-id=\"10937\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_26_54.jpg\" alt=\"\" class=\"wp-image-10937\"><figcaption class=\"wp-element-caption\">OR circuit A LOW, B LOW, !A HIGH, !B HIGH, Z LOW<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"343\" height=\"123\" data-id=\"10941\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_29_15.jpg\" alt=\"\" class=\"wp-image-10941\"><figcaption class=\"wp-element-caption\">OR circuit A HIGH, B LOW, !A LOW, !B HIGH, Z HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"344\" height=\"120\" data-id=\"10938\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_26_38.jpg\" alt=\"\" class=\"wp-image-10938\"><figcaption class=\"wp-element-caption\">OR gate A LOW, B HIGH, !A HIGH, !B LOW, Z HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"333\" height=\"122\" data-id=\"10939\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-25-20_26_14.jpg\" alt=\"\" class=\"wp-image-10939\"><figcaption class=\"wp-element-caption\">OR circuit: A HIGH, B HIGH, !A LOW, !B LOW, Z HIGH<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"NOR_Schaltung\"><\/span>OR gate<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nat&uuml;rlich ist auch ein NOR-Gatter Schaltung m&ouml;glich. Hierf&uuml;r muss ein weiteres Gatter Hinzugef&uuml;gt werden, um den Ausgang zu negieren. Ist einer der Eing&auml;nge auf HIGH ist der Ausgaang immer LOW<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-5\"><thead><tr><th>#<\/th><th>A<\/th><th>B<\/th><th>A<\/th><th>!B<\/th><th>Z<\/th><th>Erl&auml;uterung<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>Beide Eing&auml;nge auf LOW, der Ausgang is HIGH<\/td><\/tr><tr><td>2<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>Input A to HIGH and B to LOW, output to LOW<\/td><\/tr><tr><td>3<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>Input A to LOW and B to HIGH, Output to LOW<\/td><\/tr><tr><td>4<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>0<\/td><td>Beide Eing&auml;nge auf HIGH, der Ausgang is LOW<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">NAND - Truth Table NOR Circuit<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-6 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"361\" height=\"142\" data-id=\"10996\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_32_59.jpg\" alt=\"\" class=\"wp-image-10996\"><figcaption class=\"wp-element-caption\">NAND \u2013 NOR Gates, Input A and B LOW, Initial State<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"341\" height=\"141\" data-id=\"10994\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_28_21.jpg\" alt=\"\" class=\"wp-image-10994\"><figcaption class=\"wp-element-caption\">NAND \u2013 NOR gates, input A HIGH and B LOW<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"341\" height=\"145\" data-id=\"10995\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_28_40.jpg\" alt=\"\" class=\"wp-image-10995\"><figcaption class=\"wp-element-caption\">NAND \u2013 NOR gates, input A LOW and B HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"342\" height=\"141\" data-id=\"10992\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_28_58.jpg\" alt=\"\" class=\"wp-image-10992\"><figcaption class=\"wp-element-caption\">NAND \u2013 NOR gate, input A and B HIGH<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"RS-FlipFlop\"><\/span>RS-FlipFlop<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Mit den 4 Gattern des 7400 l&auml;sst sich auch ein RS-FlipFlop aufbauen. Der S(ets) und R(eset) Eingang m&uuml;ssen negiert werden und die Ausg&auml;nge jeweils auf einen Eingang R&uuml;ckgekoppelt werden. In der Simulation haben die Ausg&auml;nge initial einen undefinierten Zustand. In der Realit&auml;t ist es entweder gesetzt oder zur&uuml;ckgesetzt. Das Interessante am RS Flipflop ist, dass der Zustand nach l&ouml;sen des S-Taster erhalten bleibt und erst wieder mit Bet&auml;tigung des R-Tasters zur&uuml;ckgesetzt wird. Somit k&ouml;nnen wir 1 Bit speichern.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Durch die R&uuml;ckkopplung muss immer der Vorg&auml;nger Zustand mit betrachtet werden. Zum Beispiel wurde Set auf HIGH gesetzt und dann wieder auf LOW bleibt Q1 HIGH.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-6\"><thead><tr><th>#<\/th><th>S<\/th><th>R<\/th><th>!S<\/th><th>!R<\/th><th>Q1<\/th><th>!Q1<\/th><th>Erl&auml;uterung<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>*<\/td><td>*<\/td><td>Initial state<\/td><\/tr><tr><td>2<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Set to HIGH<\/td><\/tr><tr><td>3<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Set saved<\/td><\/tr><tr><td>4<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>Rest on high<\/td><\/tr><tr><td>5<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>Settings saved<\/td><\/tr><tr><td>6 <\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>Unzul&auml;ssiger Zustand<\/td><\/tr><tr><td>7<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>Resetz wird gew&auml;hlt<\/td><\/tr><tr><td>8<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>Reset saved<\/td><\/tr><tr><td>9<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>Unzul&auml;ssiger Zustand (2)<\/td><\/tr><tr><td>10<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Set wird gew&auml;hlt<\/td><\/tr><tr><td>11<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>Zustand gespeichert<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">NAND \u2013 RS-Flipflop Truth Table Circuit<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Zustand 6, beide Eing&auml;nge auf HIGH, ist unzul&auml;sseig. Der weitere Verlauf h&auml;ngt davon ab welcher der beiden Eing&auml;nge zuerst auf LOW gesetzt wird. Dies f&uuml;hrt dazu dass der Jeweils andere z&auml;hlt. Wird S zuerst auf LOW gesetzt z&auml;hlt der R Eingang somit ist !Q1 aktiv. Im umgekehrten Fall wird R zuerst auf LOW gesetzt z&auml;hlt der S Eingang und Q1 ist aktiv. <\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-7 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"153\" data-id=\"10997\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_35_01.jpg\" alt=\"\" class=\"wp-image-10997\"><figcaption class=\"wp-element-caption\">NAND RS-FlipFlop \u2013 Initial State<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"371\" height=\"153\" data-id=\"10998\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_35_28.jpg\" alt=\"\" class=\"wp-image-10998\"><figcaption class=\"wp-element-caption\">NAND RS-FlipFlop \u2013 Set<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"373\" height=\"152\" data-id=\"11001\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_38_22.jpg\" alt=\"\" class=\"wp-image-11001\"><figcaption class=\"wp-element-caption\">NAND RS-Flipflop - Set stored<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"372\" height=\"150\" data-id=\"10999\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_38_56.jpg\" alt=\"\" class=\"wp-image-10999\"><figcaption class=\"wp-element-caption\">NAND RS-FlipFlop \u2013 Resetting<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"371\" height=\"153\" data-id=\"11000\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_39_15.jpg\" alt=\"\" class=\"wp-image-11000\"><figcaption class=\"wp-element-caption\">NAND RS-FlipFlop &#8211; R&uuml;cksetzten gespeichert<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"372\" height=\"151\" data-id=\"11002\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-05-31-10_40_20.jpg\" alt=\"\" class=\"wp-image-11002\"><figcaption class=\"wp-element-caption\">NAND RS-FlipFlop &#8211; Unzul&auml;ssiger Zustand<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"XNOR\"><\/span>XNOR<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Der Ausgang ist immer HIGH wenn die Eing&auml;nge gleiches Potential haben (A=B= LOW od. A=B=HIGH). F&uuml;r diese Schaltung ben&ouml;tigt man mehr als nur ein IC.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-7\"><thead><tr><th>#<\/th><th>A<\/th><th>B<\/th><th>A<\/th><th>!B<\/th><th>C<\/th><th>D<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>1<\/td><\/tr><tr><td>2<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>3<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>4<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>0<\/td><td>1<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">XNOR circuit truth table<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-8 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"421\" height=\"231\" data-id=\"11068\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-13_42_32-1.jpg\" alt=\"\" class=\"wp-image-11068\"><figcaption class=\"wp-element-caption\">7400- XOR Schaltung, beide Eing&auml;nge LOW, Ausgang LOW<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"421\" height=\"230\" data-id=\"11067\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-13_44_10.jpg\" alt=\"\" class=\"wp-image-11067\"><figcaption class=\"wp-element-caption\">7400- XNOR Gate Input A HIGH, B LOW Output HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"421\" height=\"231\" data-id=\"11066\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-13_44_45.jpg\" alt=\"\" class=\"wp-image-11066\"><figcaption class=\"wp-element-caption\">7400 - XNOR gate input A LOW, B HIGH output HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"421\" height=\"231\" data-id=\"11065\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-13_45_12.jpg\" alt=\"\" class=\"wp-image-11065\"><figcaption class=\"wp-element-caption\">7400- XOR Schaltung, beide Eing&auml;nge HIGH, Ausgang LOW<\/figcaption><\/figure>\n<figcaption class=\"blocks-gallery-caption wp-element-caption\">NOR \u2013 XNOR circuit<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"XOR\"><\/span>XOR<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Beim XOR ist der Ausgang HIGH wenn die Eing&auml;nge unterschiedliedlich sind. F&uuml;r diese Schaltung ben&ouml;tigt man schon 1,5 ICs.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-8\"><thead><tr><th>#<\/th><th>A<\/th><th>B<\/th><th>A<\/th><th>!B<\/th><th>C<\/th><th>D<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>2<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><\/tr><tr><td>3<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>1<\/td><\/tr><tr><td>4<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>0<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">XOR Circuit Truth Table<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-9 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"181\" data-id=\"11054\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-10_09_57.jpg\" alt=\"\" class=\"wp-image-11054\"><figcaption class=\"wp-element-caption\">XOR &#8211; XOR Schaltung, beide Eing&auml;nge LOW, Ausgang LOW<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"181\" data-id=\"11053\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-10_10_17.jpg\" alt=\"\" class=\"wp-image-11053\"><figcaption class=\"wp-element-caption\">XOR \u2013 XNOR circuit, input A HIGH, B LOW, output HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"181\" data-id=\"11052\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-10_10_34.jpg\" alt=\"\" class=\"wp-image-11052\"><figcaption class=\"wp-element-caption\">XOR \u2013 XNOR circuit, input A LOW, B HIGH, output HIGH<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"181\" data-id=\"11051\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/2024-06-01-10_10_54.jpg\" alt=\"\" class=\"wp-image-11051\"><figcaption class=\"wp-element-caption\">XOR &#8211; XOR Schaltung, beide Eing&auml;nge HIGH, Ausgang LOW<\/figcaption><\/figure>\n<figcaption class=\"blocks-gallery-caption wp-element-caption\">OR - XOR Circuit<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Platine_Gelotet\"><\/span>Platine Gel&ouml;tet<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ich bitte das Chaos auf der Platine zu entschuldigen, musste erstmal wieder F&auml;higkeiten abrufen die ich Jahrzehnte nicht genutzt habe. Der Bauplan entspricht im Gro&szlig;en und Ganzen dem oben gezeigten. Die Jumper Trennen die LEDs samt Schalter vom IC um ander Schaltungen aufbauen zu k&ouml;nnen. Ich betreibe die Platine &uuml;brigens mit 6V (4x 1,5v AAA Batterien).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ich habe ausversehen einen 16 Poligen IC Sockel verwendet. Ausl&ouml;ten war keine Option und die Br&uuml;cke zur Masse wollte ich auch nicht mehr entfernen, so haben ich PIN 7 und 8 des Sockels einfach verbunden. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ansicht\"><\/span>View<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-1 is-cropped wp-block-gallery-10 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"287\" data-id=\"11088\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400PlatineVorderseite-1.jpg\" alt=\"\" class=\"wp-image-11088\"><figcaption class=\"wp-element-caption\">7400 L&ouml;tplatine &#8211; Frontseite<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"279\" data-id=\"11087\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/7400PlatineRueckseite-1.jpg\" alt=\"\" class=\"wp-image-11087\"><figcaption class=\"wp-element-caption\">7400 L&ouml;tplatine &#8211; R&uuml;ckseiten Chaos.<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Materialliste_BOM\"><\/span>Materialliste<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-9\"><thead><tr><th>Component<\/th><th>Number<\/th><\/tr><\/thead><tbody><tr><td>LED Gr&uuml;n\/Gelb\/Rot (K&ouml;nnen auch die gleich Farbe haben)<\/td><td>3<\/td><\/tr><tr><td>Jumper (Rot, Gr&uuml;n und Gelb entsp. den LED Farben gew&auml;hlt)<\/td><td>3<\/td><\/tr><tr><td>2 straight Polig pins<\/td><td>3<\/td><\/tr><tr><td>2 Polig Pins abgewingkelt f&uuml;r die Stromversorgung<\/td><td>1<\/td><\/tr><tr><td>7 Polig Pins f&uuml;r zus&auml;tzliche Verbindungen<\/td><td>3<\/td><\/tr><tr><td> Taster mit langen Dr&uuml;cker<\/td><td>2<\/td><\/tr><tr><td>1K Widerstand (Pulldown\/Vorwiederstand f&uuml;r LED)<\/td><td>5<\/td><\/tr><tr><td>14-pin IC socket<\/td><td>1<\/td><\/tr><tr><td>Silberbdraht f&uuml;r die Verbidnungen auf der R&uuml;ckseite<\/td><td>?<\/td><\/tr><tr><td>L&ouml;tzinn<\/td><td>? <\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">7402 L&ouml;tplatine Materialliste<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Addendum<\/strong> Wenn man die LEDs mit den Pulldownwiderst&auml;nden in Reiche schaltet kann man zwei Widerst&auml;nde einsparen. Die Spannung von 3,5V (5V Versorgungsspannung -1,5V LED) am Eingang des ICs sollten ausreichen um ein HIGH zu erzeugen.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fazit\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ein faszinierendes IC. Sehr vielf&auml;ltig in seiner Funktion. Mit ihm kann man durch Verwendung aller Gatter andere Grundlogiken wie AND, NOR, OR , NOT und sogar h&ouml;here Logiken wie ein R\/S FlipFlop erstellen.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Verwandte_Beitrage\"><\/span>Verwandte Beitr&auml;ge<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n<ul class=\"display-posts-listing\">\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/ttl7402\/\">TTL IC 7402<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/ttlerklaert\/\">TTL \u2013 Transistor-Transistor Logic ICs<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/ttl7400\/\">TTL IC 7400<\/a><\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quellen\"><\/span>Sources<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/de.wikipedia.org\/wiki\/7400\">https:\/\/de.wikipedia.org\/wiki\/7400<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.elektronik-kompendium.de\/service\/ttlcode.php\">TTL Code Database<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.elektronik-kompendium.de\">https:\/\/www.elektronik-kompendium.de<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/sourceforge.net\/projects\/circuit\">https:\/\/sourceforge.net\/projects\/circuit<\/a> (Logik Simu, Verwende ich f&uuml;r meine Zeichnungen)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/www.cburch.com\/logisim\/de\/index.html\">LogiSim \u2013 Circuit simulator<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/logigator.com\/editor\">https:\/\/logigator.com\/editor<\/a><\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Log\"><\/span>Log<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-10\"><thead><tr><th>Date<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>16.05.2024<\/td><td>Entry created<\/td><\/tr><tr><td>18.05.2024<\/td><td>Pictures taken, circuit assembled and tested. <\/td><\/tr><tr><td>24.05.2024<\/td><td>Fehler korrigiert und Link zu TTL IC eingef&uuml;gt. Logikschaltungen hinzugef&uuml;gt. <\/td><\/tr><tr><td>25.05.2024<\/td><td>Live<\/td><\/tr><tr><td>30.05.2024<\/td><td>RS-FlipFlop nachgeschalgen ist mit NAND Gattern m&ouml;glich. Platine gel&ouml;tet.<\/td><\/tr><tr><td>31.05.2024<\/td><td>RS-FlipFlop hinzugef&uuml;gt und ein paar marginale Verbesserungen vorgenommen.<\/td><\/tr><tr><td>01.06.2024<\/td><td>XOR und XNOR hinzugef&uuml;gt. Fotos von der Platine hinzugef&uuml;gt.<\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">LOG<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>The 7400 IC contains 4 NAND gates, each with two inputs.<\/p>\n<a href=\"https:\/\/www.fambach.net\/en\/ttl7400\/\" class=\"read-more-link\">Carry on reading <span class=\"screen-reader-text\">\"TTL IC 7400\"<\/span> <span class=\"meta-nav\">\u2192<\/span><\/a>","protected":false},"author":1,"featured_media":10839,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[785],"tags":[788,787,283,786],"class_list":["post-10794","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-785","tag-chip","tag-ic","tag-logic","tag-ttl","penguin-post","penguin-post-not-sticky"],"modified_by":"sfambach","_links":{"self":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/10794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/comments?post=10794"}],"version-history":[{"count":32,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/10794\/revisions"}],"predecessor-version":[{"id":11095,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/10794\/revisions\/11095"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media\/10839"}],"wp:attachment":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media?parent=10794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/categories?post=10794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/tags?post=10794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}