{"id":195,"date":"2025-12-18T12:19:23","date_gmt":"2025-12-18T04:19:23","guid":{"rendered":"https:\/\/zljlld.xyz\/?p=195"},"modified":"2025-12-25T11:07:28","modified_gmt":"2025-12-25T03:07:28","slug":"%e4%b8%80%e4%b8%aa60%e7%a7%92%e8%ae%a1%e6%97%b6%e7%94%b5%e8%b7%af","status":"publish","type":"post","link":"https:\/\/zljlld.xyz\/index.php\/2025\/12\/18\/%e4%b8%80%e4%b8%aa60%e7%a7%92%e8%ae%a1%e6%97%b6%e7%94%b5%e8%b7%af\/","title":{"rendered":"\u4e00\u4e2a60\u79d2\u8ba1\u65f6\u7535\u8def"},"content":{"rendered":"\n

\u5b9e\u7269\u56fe<\/h2>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u5927\u4e8c\u7684\u6570\u7535\u8bfe\u7a0b\u8981\u6c42\u7528\u9762\u5305\u677f\u642d\u5efa\u4e00\u4e2a60\u79d2\u7684\u79d2\u8868\u7535\u8def<\/strong><\/p>\n\n\n\n

\u89c9\u5f97\u8fd9\u4e2a\u8ba1\u65f6\u7535\u8def\u53ef\u4ee5\u884d\u751f\u51fa\u5176\u4ed6\u597d\u73a9\u7684\u4e1c\u897f\uff0c\u9042\u8bb0\u5f55\u4e00\u4e0b\u5176\u7ec4\u6210<\/strong><\/p>\n\n\n\n

\u4e00\u5171\u7528\u5230\u4e864\u79cd\u82af\u7247\uff0c\u5206\u522b\u662f\uff1a<\/p>\n\n\n\n

74LS192<\/h2>\n\n\n
\n
\"\"<\/div><\/figure>\n<\/div>\n\n\n

192 \u662f\u4e00\u4e2a16\u4f4d\u7684\u8ba1\u6570\u5668\uff0c D_0 ~D_3 \u4e3a\u7f6e\u6570\u7aef\u53e3\uff0cQ_0 ~ Q_3 \u4e3a\u8f93\u51fa\u7aef\u53e3\u3002<\/p>\n\n\n\n

CR <\/strong>\u4e3a\u8ba1\u6570\u5f02\u6b65\u6e05\u96f61<\/a><\/sup>\u4fe1\u53f7\u8f93\u5165\u811a\u3002LD <\/strong>\u4e3a\u7f6e\u6570\u4fe1\u53f7\u8f93\u5165\u811a\u3002<\/p>\n\n\n\n

BO <\/strong>\u4e3a\u501f\u4f4d\u4fe1\u53f7\u8f93\u51fa\uff0cCO <\/strong>\u4e3a\u8fdb\u4f4d\u4fe1\u53f7\u8f93\u51fa\u3002<\/p>\n\n\n\n

192 \u6709\u4e24\u4e2a\u65f6\u949f\u4fe1\u53f7\u8f93\u5165\u53e3\uff0cCP_D <\/strong>\u548c CP_U <\/strong>\uff08Down\uff0cup\uff09\uff0c\u5373 192 \u53ef\u4ee5\u505a\u51cf\u6cd5\u548c\u52a0\u6cd5\u8ba1\u6570\uff0c\u4fe1\u53f7\u4e0a\u5347\u6cbf\u6709\u6548\u3002\u4f7f\u7528\u5176\u4e2d\u4e00\u4e2a\u4fe1\u53f7\u8f93\u5165\u53e3\u65f6\uff0c\u53e6\u4e00\u4e2a\u5f15\u811a\u5e94\u4e0a\u62c9\u5904\u7406\u3002<\/p>\n\n\n

  1. \u5f02\u6b65\u6e05\u96f6 \uff1a\u4e0d\u7528\u7b49\u5f85 CP\uff08\u65f6\u949f\uff09\uff0c\u4e00\u65e6CR\u6709\u6548\u7acb\u523b\u6e05\u96f6\u3002\u4e0e\u4e4b\u76f8\u5bf9\u5e94\u7684\u662f\u540c\u6b65\u6e05\u96f6\uff0c\u5728CR\u6709\u6548\u540e\u9700\u7b49\u5f85\u4e0b\u4e00 CP \u4fe1\u53f7\u4f7f\u80fd\u540e\u518d\u6e05\u96f6\u3002 \u21a9\ufe0e<\/a><\/li><\/ol>\n\n\n
    \n\n\n\n

    NE555<\/h2>\n\n\n
    \n
    \"\"<\/div><\/figure>\n<\/div>\n\n\n

    555\u7684\u7528\u6cd5\u6211\u6240\u77e5\u751a\u5c11\uff0c\u53ea\u77e5\u9053\u5b83\u53ef\u4ee5\u5f53\u4f5c\u9891\u7387\u53d1\u751f\u5668\uff0c\u5b83\u5728\u8ba1\u65f6\u7535\u8def\u4e2d\u63d0\u4f9b\u7a33\u5b9a\u7684\u4e00\u79d2\u8109\u51b2\u3002<\/p>\n\n\n\n

    \n

    \u4ea7\u751f\u7684\u8109\u51b2\u9891\u7387\u8ba1\u7b97\u516c\u5f0f\uff1a<\/p>\n\n\n\n

    f<\/mi>=<\/mo>1.43<\/mn>\/<\/mi>(<\/mo>R<\/mi>1<\/mn><\/msub>+<\/mo>R<\/mi>2<\/mn><\/msub>)<\/mo>C<\/mi><\/mrow>f=1.43\/(R_1+R_2)C<\/annotation><\/semantics><\/math><\/div>\n<\/div>\n\n\n\n

    <\/p>\n\n\n\n

    \u8fde\u63a5\u56fe\uff1a<\/p>\n\n\n

    \n
    \"\"<\/div><\/figure>\n<\/div>\n\n\n

    \u5b9e\u9645\u63a5\u7ebf\u4e2d\uff0c\u6211\u4f7f\u7528\u4e86\u4e24\u4e2a20k\u7684\u7535\u963b\uff0c\u4e24\u4e2a20\u5fae\u4f0f\u7684\u7535\u5bb9\u5e76\u8054\u4f5c\u4e3a\u4e00\u4e2a40\u5fae\u4f0f\u7684\u7535\u5bb9\u3002<\/p>\n\n\n\n

    \u5373 R1 = 20K \uff0c R2 = 20K \uff0cC1 = 40uF\u3002<\/p>\n\n\n\n

    \u6309\u7167\u516c\u5f0f\uff0c\u8fd93\u4e2a\u5143\u5668\u4ef6\u7684\u503c\u8d8a\u5927\uff0c\u9891\u7387\u8d8a\u6162\u3002\u5143\u5668\u4ef6\u7684\u503c\u8d8a\u5c0f\uff0c\u9891\u7387\u8d8a\u5feb\u3002\u4e0d\u5fc5\u5b8c\u5168\u6309\u7167\u6211\u7684\u503c\uff0c\u7075\u6d3b\u6539\u53d8\u4efb\u610f\u4e00\u4e2a\u5143\u4ef6\uff0c\u76f4\u5230\u9891\u7387\u5408\u9002\u4e3a\u6b62\u5373\u53ef\u3002<\/p>\n\n\n\n

    NE555 \u7684 CON <\/strong>\u811a\u4e5f\u5c31\u662f\u7b2c 5 \u5f15\u811a\uff0c\u5b98\u65b9\u6807\u8bc6\u591a\u4e3a CTRL \u6216 CONT\uff0c\u6838\u5fc3\u4f5c\u7528\u662f\u8c03\u6574\u5185\u90e8\u6bd4\u8f83\u5668\u7684\u57fa\u51c6\u9608\u503c\u7535\u538b<\/strong>\uff0c\u901a\u5e38\u4f1a\u5728 CON \u811a\u4e0e\u5730\u4e4b\u95f4\u4e32\u8054\u4e00\u4e2a 0.01\u03bcF \u7684\u74f7\u7247\u7535\u5bb9\u3002\u8fd9\u4e2a\u7535\u5bb9\u80fd\u8d77\u5230\u6ee4\u6ce2\u4f5c\u7528\uff0c\u5438\u6536\u9ad8\u9891\u5e72\u6270\u4fe1\u53f7\uff0c\u7a33\u5b9a\u5185\u90e8\u57fa\u51c6\u7535\u538b<\/p>\n\n\n\n

    \u4e0d\u77e5\u9053\u662f\u4e0d\u662f\u6211\u7684\u7535\u8def\u6709\u95ee\u9898\uff0c\u5b9e\u9645\u4e0d\u662f\u7279\u522b\u7a33\u5b9a\uff0c\u5982\u679c\u8ba1\u65f6\u65f6\u95f4\u957f\uff0c\u4f1a\u6709\u8bef\u5dee\u7d2f\u79ef\u3002<\/s><\/p>\n\n\n\n

    \n\n\n\n

    74LS48<\/h2>\n\n\n
    \n
    \"\"<\/div><\/figure>\n<\/div>\n\n\n

    \u4e00\u4e2a\u597d\u7528\u7684\u6570\u7801\u7ba1\u8bd1\u7801\u5668\uff0c\u65e0\u9700\u591a\u8a00<\/p>\n\n\n\n

    LT <\/strong>\u4e3a \u706f\u6d4b\u8bd5\u811a\uff0c\u6709\u6548\u65f6\u6570\u7801\u7ba1\u6240\u6709\u706f\u5168\u4eae\u3002<\/p>\n\n\n\n

    BI <\/strong>\u4e3a \u706d\u706f\u8f93\u5165\uff0c\u6709\u6548\u65f6\u6570\u7801\u7ba1\u6240\u6709\u706f\u7184\u706d\u3002<\/p>\n\n\n\n

    RBI <\/strong>\u4e3a \u706d\u96f6\u8f93\u5165\uff0c\u6709\u6548\u65f6\u82e5\u8f93\u5165\u4e3a0000\u65f6\uff0c\u4e0d\u663e\u793a\u96f6\uff0c\u800c\u662f\u76f4\u63a5\u7184\u706d\u3002<\/p>\n\n\n\n

    \n\n\n\n

    47LS08<\/h2>\n\n\n\n

    \u4e00\u4e2a\u4e0e\u95e8\uff0cA,B\u4e3a\u8f93\u5165\u7aef\uff0cY\u4e3a\u8f93\u51fa\u7aef\u3002<\/p>\n\n\n\n

    A \u4e0e B = Y<\/p>\n\n\n\n

    \n
    \"\"<\/div><\/figure>\n<\/div>\n\n\n\n
    \n\n\n\n

    \u6570\u7801\u7ba1\u5f15\u811a\u56fe<\/h2>\n\n\n
    \n
    \"\"<\/div><\/figure>\n<\/div>\n\n\n

    \u8fd9\u91cc\u7684\u7b2c\u4e09\u811a\u548c\u7b2c\u516b\u811a\u662f\u4e92\u901a\u7684\uff0c\u8fde\u63a5\u65f6\u9009\u62e9\u5176\u4e00\u63a5\u5373\u53ef\u3002<\/p>\n\n\n\n

    \u8fde\u63a5\u56fe<\/h2>\n\n\n\n

    \u5b9e\u9645\u7535\u8def\u4e2d\u5e76\u6ca1\u6709 R4 \u548c R5<\/p>\n\n\n\n

    \"\"<\/div><\/figure>\n\n\n\n

    \u9e23\u8c22 \u71d5\u90ca \u63d0\u4f9b\u5f15\u811a\u56fe<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u7528 555\uff0c192\uff0c48\uff0c08 \u505a\u4e86\u4e00\u4e2a\u8ba1\u6570\u5668<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"[{\"content\":\"\u5f02\u6b65\u6e05\u96f6 \uff1a\u4e0d\u7528\u7b49\u5f85 CP\uff08\u65f6\u949f\uff09\uff0c\u4e00\u65e6CR\u6709\u6548\u7acb\u523b\u6e05\u96f6\u3002\u4e0e\u4e4b\u76f8\u5bf9\u5e94\u7684\u662f\u540c\u6b65\u6e05\u96f6\uff0c\u5728CR\u6709\u6548\u540e\u9700\u7b49\u5f85\u4e0b\u4e00 CP \u4fe1\u53f7\u4f7f\u80fd\u540e\u518d\u6e05\u96f6\u3002\",\"id\":\"55dd5cd0-5f95-4de4-a95d-a88cafa35c86\"}]"},"categories":[1],"tags":[],"class_list":["post-195","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/posts\/195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=195"}],"version-history":[{"count":56,"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/posts\/195\/revisions"}],"predecessor-version":[{"id":295,"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/posts\/195\/revisions\/295"}],"wp:attachment":[{"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zljlld.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}