{"id":103,"date":"2026-01-14T05:46:34","date_gmt":"2026-01-13T21:46:34","guid":{"rendered":"https:\/\/gccircuit.com\/wordpress\/?p=103"},"modified":"2026-01-14T06:12:40","modified_gmt":"2026-01-13T22:12:40","slug":"ne555-%e9%9c%87%e7%9b%aa%e5%99%a8%e3%80%81%e8%a8%88%e6%99%82%e5%99%a8-ic-%ef%a5%af%e6%98%8e%e5%8f%8a%e9%81%8b%e7%94%a8","status":"publish","type":"post","link":"https:\/\/gccircuit.com\/wordpress\/2026\/01\/14\/ne555-%e9%9c%87%e7%9b%aa%e5%99%a8%e3%80%81%e8%a8%88%e6%99%82%e5%99%a8-ic-%ef%a5%af%e6%98%8e%e5%8f%8a%e9%81%8b%e7%94%a8\/","title":{"rendered":"NE555 \u9707\u76ea\u5668\u3001\u8a08\u6642\u5668 IC \uf96f\u660e\u53ca\u904b\u7528"},"content":{"rendered":"\n<p>NE555 (Timer IC)\u5927\u7d04\u5728 1971 \uf98e\u7531 Signetics Corporation \u767c\u4f48\uff0c\u5728\u7576\u6642\u662f\u552f\u4e00\u975e\u5e38\u5feb\u901f\u4e14\u5546\u696d\u5316\u7684Timer IC\uff0c\u5728\u5f80\u5f8c\u7684 30 \uf98e\uf92d\u975e\u5e38\u666e\u904d\u88ab\u4f7f\u7528\uff0c\u4e14\u5ef6\u4f38\u51fa\u8a31\u591a\u7684\u61c9\u7528\u96fb\uf937\uff0c\u5118\u7ba1\u8fd1\uf98e\uf92d CMOS \u6280\u8853\u7248\u672c\u7684 Timer IC \u5982 MOTOROLA \u7684 MC1455 \u5df2\u88ab\u5927\uf97e\u7684\u4f7f\u7528\uff0c\u4f46\u539f\u898f\u683c\u7684NE555 \u4f9d\u7136\u6b63\u5e38\u7684\u5728\u5e02\u5834\u4e0a\u4f9b\u61c9\uff0c\u5118\u7ba1\u65b0\u7248 IC \u5728\u529f\u80fd\u4e0a\u6709\u90e8\u4efd\u7684\u6539\u5584\uff0c\u4f46\u5176\u8173\u4f4d\u52c1\u80fd\u4e26\u6c92\u8b8a\u5316\uff0c\u6240\u4ee5\u5230\u76ee\u524d\ufa26\u53ef\u76f4\u63a5\u7684\u4ee3\u7528\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"726\" height=\"565\" src=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-23.png\" alt=\"\" class=\"wp-image-104\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-23.png 726w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-23-300x233.png 300w\" sizes=\"auto, (max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"250\" src=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-24.png\" alt=\"\" class=\"wp-image-105\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-24.png 750w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-24-300x100.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p>\u529f\u80fd\u7279\u6027\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f9b\u61c9\u96fb\u58d3 4.5-18V<\/li>\n\n\n\n<li>\u4f9b\u61c9\u96fb\uf9ca 3-6 mA<\/li>\n\n\n\n<li>\u8f38\u51fa\u96fb\uf9ca 225mA (max)<\/li>\n\n\n\n<li>\u4e0a\u5347\/\u4e0b\ufa09\u6642\u9593 100 ns<br>\u52d5\u4f5c\uff1a<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"393\" height=\"201\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-25.png\" alt=\"\" class=\"wp-image-106\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-25.png 393w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-25-300x153.png 300w\" sizes=\"auto, (max-width: 393px) 100vw, 393px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"383\" height=\"201\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-26.png\" alt=\"\" class=\"wp-image-107\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-26.png 383w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-26-300x157.png 300w\" sizes=\"auto, (max-width: 383px) 100vw, 383px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5916\u90e8\u96fb\u5bb9\u6c7a\u5b9a On-Off \u8f38\u51fa\u8108\u885d\u5468\u671f\u7684\u9577\u77ed\u3002<\/li>\n\n\n\n<li>\u5145\u96fb\u6642\u9593\u662f\u5e38\u96fb\u5bb9\u5145\u96fb\u81f3\u4f9b\u61c9\u96fb\u58d3\u768463.7%\u6642=\u6642\u9593\u5e38\uf969\uff0c = RC\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u6a21\u5f0f\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u55ae\u89f8\u767c(\u55ae\u7a69)<\/li>\n\n\n\n<li>\u9707\u76ea\u5668(\u975e\u7a69)<\/li>\n<\/ul>\n\n\n\n<p><strong>\u55ae\u89f8\u767c(\u55ae\u7a69)\uff1a<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<ul class=\"wp-block-list\">\n<li>\u7576\u8f38\u5165\u7aef\u63a5\u6536\u89f8\u767c\u8108\u885d\u5f8c\u7522\u751f\u4e00\u500b\u56fa\u5b9a\u9577\ufa01\u7684\u8108\u885d\u8f38\u51fa\u3002<\/li>\n\n\n\n<li>\u53ef\u5916\u52a0\u7279\u5b9a\u7684\u9078\u64c7\u96fb\uf937\u6539\u8b8a\u8108\u885d\u8f38\u51fa\u7684\u9577\ufa01\u3002<\/li>\n\n\n\n<li>\u4e5f\u53ef\u7528\u5728\u5ef6\u9072\u5668\u8a2d\u8a08\u3002<\/li>\n\n\n\n<li>\u8f38\u51fa\u8108\u885d\u9577\ufa01\u53d6\u6c7a\u65bcRC\u3002<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"258\" height=\"182\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-27.png\" alt=\"\" class=\"wp-image-108\"\/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><strong>\u9707\u76ea\u5668(\u975e\u7a69)\uff1a<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<ul class=\"wp-block-list\">\n<li>\u7522\u751f\u4e00\uf99a\u7e8c\u65b9\u6ce2\u3002<\/li>\n\n\n\n<li>\u983b\uf961\u53ca\u5468\u671f\u53d6\u6c7a\u65bc RC \u7684\u503c\u3002<\/li>\n\n\n\n<li>\u983b\uf961\u7684\u8a08\u7b97\u898f\u5247\uff1a\n<ul class=\"wp-block-list\">\n<li>f = 1\/(.693 x C x (R1 + 2 x R2))<\/li>\n\n\n\n<li>\u8108\u885d\u7684 ON \u5468\u671f\u70ba t1 \u79d2\uff0cOFF \u5468\u671f\u70ba t2 \u79d2\uff0c\u6240\u4ee5 t1+t2\u70ba\u5168\u5468\u671f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>t1 \u5468\u671f\u7d0455 to 95%\u3002\n<ul class=\"wp-block-list\">\n<li>D = t1\/t = (R1 + R2) \/ (R1 + 2R2)<\/li>\n\n\n\n<li>t1 = .693(R1+R2)C<\/li>\n\n\n\n<li>t2 = .693 x R2 x C<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"261\" height=\"180\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-28.png\" alt=\"\" class=\"wp-image-109\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"324\" height=\"161\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-29.png\" alt=\"\" class=\"wp-image-110\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-29.png 324w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-29-300x149.png 300w\" sizes=\"auto, (max-width: 324px) 100vw, 324px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><strong>\u8173\u4f4d\u529f\u80fd\uff1a<\/strong><br>1: <strong>\u63a5\u5730 Ground<\/strong> \uff0c\u901a\u5e38\u70ba\u96fb\u6e90\u7684\u8ca0\u96fb\u3002<br>2: <strong>\u89f8\u767c Trigger<\/strong><br>\u6700\u5c11\u8981\u6709 1u Second \u7d04 1\/3Vcc \u6b63\u96fb\u58d3\u8108\u885d\u8db3\u4ee5\u89f8\u767c\uff0c\u89f8\u767c\u8108\u885d\u662f\u4e00\u500b\u77ed\u66ab\u7684\u9ad8\u81f3\u4f4e\u7684\u8108\u885d\uff0c<br>\u8f38\u51fa\u70ba\u4e00\u8ca0\u8108\u885d\u3002<br>\u89f8\u767c\u7684\u6642\u9593\u9808\u5c0f\u65bc RC \u7684\u6642\u9593\u5e38\uf969\uff0c\u5982\u679c\u9019\u500b\u8173\u4f4d\u6301\u7e8c\u4fdd\u6301\u5728\u4f4e\u96fb\u4f4d\uff0c\u5176\u8f38\u51fa\u6703\u4e00\u76f4\u5230\u9ad8\u96fb<br>\u4f4d\uff0c\u76f4\u5230\u89f8\u767c\u8f38\u5165\u56de\u5230\u9ad8\u96fb\u4f4d\u3002<br>\u89f8\u767c\u8108\u885d\uf967\u53ef\u5728\u5927\u65bc\u5176 RC \u5e38\uf969\u7684\u671f\u9593\u5167\u5c0f\u65bc1\/3Vcc\uff0c\u5426\u5247\u5728\u524d\u4e00\u500b\u8108\u885d\u7d42\u6b62\u6642\u6703\u518d\u81ea\u6211\u89f8<br>\u767c\u3002<br>\u55ae\u7a69\u8f38\u51fa\u8108\u885d\u5bdb\ufa01\u6700\u5c0f\uf967\u5f97\u4f4e\u65bc10u Sec.\u4ee5\u9632\u6b62\u96d9\u91cd\u89f8\u767c\u3002<br>\u901a\u7528\u5178\u578b\u7684 DC \u96fb\uf9ca\u70ba500nA\uff0c\u5176\u89f8\u767c\u7684\u96fb\uf9ca\u5fc5\u9700\uf9ca\u901a\u5728\u5176\u4ed6\u9644\u52a0\u7684\u96fb\uf937\uff0c\u6240\u4ee5 R \uf967\u5f97\u5927\u65bc<br>3M\u03a9\u3002<br>3: <strong>\u8f38\u51fa Output<\/strong>\uff1a<br>\u63d0\u4f9b\u4e00\u500b\u4f4e\u65bc\u4f9b\u96fb\u96fb\u58d3V+\u7d04 1.7V \u7684\u9ad8\u614b\u8f38\u51fa\u3002<br>\u4e0a\u5347\/\u4e0b\ufa09\u7684\u6642\u9593\u5feb\u901f\uff0c\ufa00\u63db\u6642\u9593\u7d04 100uSec.<br>\u8f38\u51fa\u4f4d\u6e96\u8207\u8f38\u5165\u89f8\u767c\u53cd\u5411\u3002<br>\u8f38\u51fa\u53ef\u7d93\u7531 RESET \u89f8\u767c\uff0c\u7522\u751f\u5e7e\u4e4e\u70ba\u63a5\u5730\u96fb\u58d3\u7684\u4f4e\u614b\u8f38\u51fa\u3002<br>4:<strong> \u8f38\u51fa\u91cd\u7f6e Output Reset\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8de8\u8d8a\u96fb\u58d3\u70ba0.7V\uff0c\u8868\u9762\u96fb\uf9ca 0.1mA , 0.5uS \u5bdb\ufa01\u3002<\/li>\n\n\n\n<li>Reset \u70ba\u4e00\u6700\u9ad8\u512a\u5148\u6b0a\u529f\u80fd\u3002\n<ul class=\"wp-block-list\">\n<li>\uf967\u7ba1\u5176\u8f38\u5165\uf9fa\u614b\uff0c\u5c07\u5f37\u5236\u8f38\u51fa\u6210\u70ba\u4f4e\u614b<\/li>\n\n\n\n<li>\u53ef\u63d0\u524d\u7d42\u6b62\u5176\u8f38\u51fa\u8108\u885d\u3002<\/li>\n\n\n\n<li>\u53ef\u7d42\u7d50\u9707\u76ea\u5f9e\uff02ON\uff02\u5230\uff02OFF\uff02<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Reset \u5230\u8f38\u51fa\u7684\u5178\u578b\u5ef6\u9072\u6642\u9593\u70ba 0.5Us\u3002<\/li>\n\n\n\n<li>\u7576\uf967\u4f7f\u7528 Reset \u6642\uff0c\u5efa\u8b70\u628a\u5b83\u63a5\u5730\uff0c\u4ee5\u907f\u514d\uf967\u9810\u671f\u7684 Reset \u52d5\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<p>5<strong>: \u984d\u5916\u63a7\u5236 Reference<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5141\u8a31\u4ee52\/3 V+\u7684\u96fb\uf98a\u76f4\u63a5\u9a45\u52d5\u9019\u4e00\u9ede\u3002<\/li>\n\n\n\n<li>\u6b64\u9805\u70ba\u4e00\u9078\u9805\u3002\u9069\u7528\u65bc\u5176\u5b83\u591a\u9805\u5916\u90e8\u6642\u57fa\u8a2d\u5099\u7684\u9a45\u52d5\uff0c\u53ef\u7368\uf9f7\u65bc RC \u5e38\uf969\u4e4b\u5916\u3002\u65bc\u55ae\u7a69\uf9fa\u614b\u6642\u5176\u63a7\u5236\u96fb\u58d3\u53ef\u70ba 45 \u81f3 90%\u7684 Vcc \u96fb\u58d3\uff0c\u63a7\u5236\u7684\u8f38\u51fa\u5bdb\ufa01\u53ef\u7368\uf9f7\u65bc RC \u5e38\u6536\u4e4b\u5916\u3002\u65bc\u975e\u7a69\u6a21\u5f0f\u6642\uff0c\u5176\u63a7\u5236\u96fb\u58d3\u53ef\u5f9e 1.7V \u81f3 Vcc \u7684\u96fb\u58d3\uff0c\u53ef\u8f38\u51fa\u8abf\u983b\u5f0f\u7684\u8f38\u51fa(frequency modulated (FM) output)\u3002<\/li>\n\n\n\n<li>\uf967\u4f7f\u7528\u6642\u7d93\u7531\u4e00\u500b 0.01u \u7684\u96fb\u5bb9\u63a5\u5730\u53ef\u6392\u9664\uf967\u6b63\u5e38\u7684\u89f8\u767c\u3002<\/li>\n<\/ul>\n\n\n\n<p>6:<strong>\u91cd\u7f6e\u9396\u5b9a Reset latch<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81f4\u4f7f\u8f38\u51fa\u6210\u70ba\u4f4e\u614b\u3002<\/li>\n\n\n\n<li>\u70ba\u4e00 DC \u96fb\uf9ca\uff0c\u5f9e\u5916\u90e8\u96fb\uf937\uf9ca\u5411\u6b64\u9ede\u9700\u8981\u6709 0.1uA \u7684\u8de8\u8d8a\u96fb\uf9ca\uff0cR \u9700&lt; 16 Mega-ohm\u3002<\/li>\n<\/ul>\n\n\n\n<p>7: <strong>\u6642\u57fa\u96fb\u5bb9 Timing capacitor<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7576\u8f38\u51fa\u70ba\uff02LOW\uff02\u6642\uff0c\u201cOn\uff02(\u5c0d\u5730\u4f4e\u963b\u6297)\uff0c\u7576\u8f38\u51fa\u70ba\uff02High\uff02\u6642\uff0c\u201cOff\uff02(\u5c0d\u5730\u9ad8<br>\u963b\u6297)\u3002<\/li>\n<\/ul>\n\n\n\n<p>8: <strong>\u96fb\u6e90\u4f9b\u61c9+Vcc<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f9b\u61c9\u96fb\u58d3 voltage +4.5 volts (\u6700\u5c0f) to +16 volts (\u6700\u5927)<\/li>\n\n\n\n<li>\u53ef\u7522\u751f\u5927\u7684\u8f38\u51fa\u96fb\uf9ca (\u7d04 150mA)\u3002<\/li>\n\n\n\n<li>\u5efa\u8b70\u65bc\u9760\u8fd1\u6b64\u63a5\u8173\u7684\u5730\u65b9\u5b89\u88dd\u4e00\u500b\u8f03\u5927\u5bb9\uf97e\u53bb\u8026\u96fb\u5bb9\u3002T<\/li>\n\n\n\n<li>555 \u6709\u80fd\uf98a\u8f38\u51fa\uf978\u500d\u7684\u9a45\u52d5\u96fb\uf9ca\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\uf901\u591a\u7684\u7bc4\uf9b5\uff1a<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"297\" height=\"273\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-30.png\" alt=\"\" class=\"wp-image-111\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"294\" height=\"266\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-31.png\" alt=\"\" class=\"wp-image-112\"\/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"365\" height=\"272\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-32.png\" alt=\"\" class=\"wp-image-113\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-32.png 365w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-32-300x224.png 300w\" sizes=\"auto, (max-width: 365px) 100vw, 365px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"355\" height=\"275\" src=\"http:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-33.png\" alt=\"\" class=\"wp-image-114\" srcset=\"https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-33.png 355w, https:\/\/gccircuit.com\/wordpress\/wp-content\/uploads\/2026\/01\/image-33-300x232.png 300w\" sizes=\"auto, (max-width: 355px) 100vw, 355px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-right\">\u7ffb\u8b6f\uf974\u6709\uf967\u6b63\u78ba\u4e4b\u8655\u8acb\u591a\ufa0a\uf97d<br>By George Liao.(\u7248\u6b0a\u6240\u6709\uff0c\u8acb\u52ff\u8f49\u8f09)<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>NE555 (Timer IC)\u5927\u7d04\u5728 1971 \uf98e\u7531 Signetics Corporation \u767c\u4f48\uff0c\u5728\u7576 &#8230; <a title=\"NE555 \u9707\u76ea\u5668\u3001\u8a08\u6642\u5668 IC \uf96f\u660e\u53ca\u904b\u7528\" class=\"read-more\" href=\"https:\/\/gccircuit.com\/wordpress\/2026\/01\/14\/ne555-%e9%9c%87%e7%9b%aa%e5%99%a8%e3%80%81%e8%a8%88%e6%99%82%e5%99%a8-ic-%ef%a5%af%e6%98%8e%e5%8f%8a%e9%81%8b%e7%94%a8\/\" aria-label=\"Read more about NE555 \u9707\u76ea\u5668\u3001\u8a08\u6642\u5668 IC \uf96f\u660e\u53ca\u904b\u7528\">\u95b1\u8b80\u5168\u6587<\/a><\/p>\n","protected":false},"author":1,"featured_media":115,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-103","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-6"],"_links":{"self":[{"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/posts\/103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/comments?post=103"}],"version-history":[{"count":1,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/posts\/103\/revisions"}],"predecessor-version":[{"id":116,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/posts\/103\/revisions\/116"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/media\/115"}],"wp:attachment":[{"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/media?parent=103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/categories?post=103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gccircuit.com\/wordpress\/wp-json\/wp\/v2\/tags?post=103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}