![](\"\/wp-content\/uploads\/2021\/12\/20211215125741-61b9e645391e6.jpeg\")
<\/p>\n\u6211\u4eec\u77e5\u9053\uff0c\u5728\u7535\u63a7\u7cfb\u7edf\u7684\u6bcf\u4e2a\u5b50\u63a7\u5236\u6a21\u5757\u5f00\u5c55\u6570\u636e\u4f20\u8f93\u65f6\u6709\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e00\u4e9b\u95ee\u9898\u9020\u6210\u6570\u636e\u4fe1\u53f7\u4e0d\u80fd\u4e00\u5207\u6b63\u5e38\u3001\u9ad8\u54c1\u8d28\u5730\u201c\u5546\u54c1\u6d41\u901a\u201d\uff0c\u6bd4\u5982\u6709\u65f6\u5019\u7535\u6e90\u7535\u8def\u5b50\u63a7\u5236\u6a21\u5757\u5206\u522b\u7684\u64cd\u4f5c\u65f6\u949f\u9891\u7387\u6709\u8bef\u5dee(\u5982CPU\u4e0e\u5916\u63a5\u8bbe\u5907)\u6216\u662f\u5206\u522b\u7684\u6570\u636e\u4fe1\u53f7\u79cd\u7c7b\u4e0d\u4e00\u81f4(\u5982\u611f\u5e94\u5668\u68c0\u9a8c\u5149\u4fe1\u53f7)\u7b49\uff0c\u8fd9\u65f6\u5927\u5bb6\u9700\u8981\u8003\u8651\u5230\u6839\u636e\u76f8\u5bf9\u5e94\u7684\u63a5\u53e3\u6807\u51c6\u6765\u975e\u5e38\u597d\u5730\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u4e0b\u9762\u7531\u6377\u591a\u90a6\u7ed9\u4f60\u89e3\u91ca\uff01<\/p>\n
<\/p>\n
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TTL\u7535\u5e73\u63d2\u53e3<\/p>\n
\u8fd9\u4e00\u63a5\u53e3\u65b9\u5f0f\u57fa\u672c\u4e0a\u662f\u8001\u8c03\u91cd\u5f39\u7684\u5427\uff0c\u4ece\u4e0a\u5927\u5b66\u751f\u6d3b\u6570\u5b57\u96c6\u6210\u7535\u8def\u3001\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u9010\u6e10\uff0c\u9488\u5bf9\u4e00\u822c\u7684\u7535\u8def\u539f\u7406\uff0cTTL\u7535\u5e73\u63d2\u53e3\u57fa\u672c\u4e0a\u5c31\u8131\u4e0d\u5f00\u201c\u5173\u7cfb\u201d!\u5b83\u7684\u901f\u7387\u4e00\u822c\u9650\u5b9a\u572830MHz\u4e4b\u5185\uff0c\u8fd9\u4e5f\u662f\u56e0\u4e3aBJT\u7684\u5bfc\u5165\u7aef\u5b58\u6709\u597d\u591a\u4e2apF\u7684\u952e\u5165\u7535\u5bb9\u5668\u7684\u539f\u56e0(\u7ec4\u6210\u4e00\u4e2aLPF)\uff0c\u952e\u5165\u6570\u636e\u4fe1\u53f7\u8d85\u51fa\u4e00\u5b9a\u5de5\u4f5c\u9891\u7387\u5f97\u8bdd\uff0c\u6570\u636e\u4fe1\u53f7\u5c31\u5c06\u201c\u9057\u5931\u201d\u3002\u5b83\u7684\u63a8\u52a8\u5de5\u4f5c\u80fd\u529b\u4e00\u822c\u8f83\u5927\u4e3a\u51e0\u5341\u4e2amAh\u3002\u4e00\u5207\u6b63\u5e38\u4f5c\u4e1a\u7684\u6570\u636e\u4fe1\u53f7\u5de5\u4f5c\u7535\u538b\u4e00\u822c\u8f83\u9ad8\uff0c\u5982\u679c\u628a\u5b83\u548c\u6570\u636e\u4fe1\u53f7\u5de5\u4f5c\u7535\u538b\u8f83\u4f4e\u7684ECL\u7535\u6e90\u7535\u8def\u8d34\u8fd1\u7684\u65f6\u5019\u4f1a\u51fa\u73b0\u8f83\u4e3a\u663e\u8457\u7684\u4e32\u6270\u95ee\u9898\u3002<\/p>\n
CMOS\u8109\u51b2\u4fe1\u53f7\u63d2\u53e3<\/p>\n
\u5927\u5bb6\u5bf9\u5b83\u90fd\u4e0d\u751f\u758f\uff0c\u4e5f\u662f\u5e38\u5e38\u548c\u5b83\u76f8\u5904\u4e86\uff0c\u4e00\u4e9b\u6709\u5173CMOS\u7684\u534a\u5bfc\u4f53\u6750\u6599\u7279\u70b9\u5728\u8fd9\u513f\u5c31\u4e0d\u5520\u53e8\u4e86\u3002\u5f88\u591a\u4eba\u90fd\u4e86\u89e3\u7684\u662f\uff0c\u901a\u5e38\u60c5\u51b5\u4e0bCMOS\u7684\u80fd\u8017\u548c\u6297\u5e72\u6270\u6027\u8fdc\u597d\u4e8eTTL\u3002\u53ef\u662f!\u4e0d\u4e3a\u4eba\u77e5\u7684\u662f\uff0c\u5728\u9ad8\u53d8\u6362\u5de5\u4f5c\u9891\u7387\u65f6\uff0cCMOS\u7cfb\u5217\u4ea7\u54c1\u4e8b\u5b9e\u4e0a\u5374\u6bd4TTL\u8017\u8d39\u5927\u91cf\u7684\u8f93\u51fa\u529f\u7387\uff0c\u5bf9\u4e8e\u4e3a\u4ec0\u4e48\u662f\u90a3\u6837\uff0c\u8bf7\u53bb\u95ee\u534a\u5bfc\u4f53\u7269\u7406\u57fa\u7840\u7406\u8bba\u5427\u3002\u56e0\u4e3aCMOS\u7684\u5de5\u4f5c\u6807\u51c6\u7535\u538b\u73b0\u9636\u6bb5\u5df1\u7ecf\u53ef\u4ee5\u4e0d\u5927\u4e86\uff0c\u6709\u7684FPGA\u6838\u5fc3\u5de5\u4f5c\u6807\u51c6\u7535\u538b\u4e43\u81f3\u8d34\u8fd11.5V\uff0c\u90a3\u6837\u5c31\u4fc3\u4f7f\u8109\u51b2\u4fe1\u53f7\u4e2d\u95f4\u7684\u566a\u58f0\u5bb9\u9650\u6bd4TTL\u5c0f\u4e86\u8bb8\u591a\uff0c\u56e0\u800c\u66f4\u4e3a\u52a0\u5267\u4e86\u56e0\u4e3a\u5de5\u4f5c\u7535\u538b\u8d77\u4f0f\u800c\u5bfc\u81f4\u7684\u6570\u636e\u4fe1\u53f7\u5206\u8fa8\u4e0d\u6b63\u786e\u3002\u5927\u5bb6\u90fd\u77e5\u9053\uff0cCMOS\u7535\u6e90\u7535\u8def\u7684\u8f93\u5165\u7535\u963b\u662f\u5f88\u9ad8\u7684\uff0c\u56e0\u800c\uff0c\u5b83\u7684\u6ee4\u6ce2\u7535\u5bb9\u5bb9\u79ef\u53ef\u4ee5\u4e0d\u5927\uff0c\u800c\u4e0d\u7528\u5e94\u7528\u5927\u7684\u7535\u89e3\u7535\u5bb9\u4e86\u3002\u56e0\u4e3aCMOS\u7535\u6e90\u7535\u8def\u901a\u5e38\u63a8\u52a8\u5de5\u4f5c\u80fd\u529b\u8f83\u5dee\uff0c\u56e0\u6b64\u9700\u8981\u5148\u5f00\u5c55TTL\u53d8\u6362\u540e\u518d\u63a8\u52a8ECL\u7535\u6e90\u7535\u8def\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u8bbe\u8ba1\u65b9\u6848CMOS\u901a\u4fe1\u63a5\u53e3\u65f6\uff0c\u8981\u7279\u522b\u6ce8\u610f\u9632\u6b62\u8d1f\u8f7d\u8d1f\u8377\u592a\u91cd\uff0c\u4e0d\u7136\u5f97\u8bdd\u4f1a\u4fc3\u4f7f\u5347\u9ad8\u53d8\u6162\uff0c\u5e76\u4e14\u63a7\u5236\u5668\u4ef6\u7684\u529f\u80fd\u635f\u8017\u4e5f\u5c06\u63d0\u5347(\u7531\u4e8e\u8d1f\u8f7d\u8d1f\u8377\u5e76\u4e0d\u6d88\u8017\u8f93\u51fa\u529f\u7387)\u3002<\/p>\n
ECL\u8109\u51b2\u4fe1\u53f7\u63d2\u53e3<\/p>\n
\u8fd9\u4f46\u662f\u8ba1\u7b97\u673a\u8f6f\u4ef6\u5167\u90e8\u7684\u8001\u53cb\u554a!\u56e0\u4e3a\u5b83\u7684\u901f\u7387\u201c\u8dd1\u201d\u5f97\u8d3c\u5feb\uff0c\u4e43\u81f3\u53ef\u4ee5\u8dd1\u5230\u597d\u51e0\u767eMHz!\u8fd9\u4e5f\u662f\u56e0\u4e3aECL\u5167\u90e8\u7684BJT\u5728\u5173\u65ad\u65f6\u5e76\u6c92\u6709\u5904\u5728\u9971\u548c\uff0c\u90a3\u6837\u5c31\u53ef\u4ee5\u964d\u4f4eBJT\u7684\u5bfc\u901a\u4e0e\u622a\u6b62\u65f6\u95f4\uff0c\u5de5\u4f5c\u4e2d\u901f\u7387\u5f53\u7136\u4e5f\u5c31\u53ef\u4ee5\u63d0\u4e0a\u6765\u4e86\u3002But\uff0c\u8fd9\u4e5f\u662f\u8981\u4ed8\u51fa\u5e94\u6709\u7684\u4ee3\u4ef7\u7684!\u5b83\u7684\u6b7b\u7a74\uff1a\u529f\u80fd\u635f\u8017\u6bd4\u8f83\u5927!\u5b83\u5f15\u8d77\u7684EMI\u95ee\u9898\u4e5f\u5c31\u975e\u5e38\u503c\u5f97\u8003\u8651\u5230\u4e86\uff0c\u6297\u5e72\u6270\u6027\u4e5f\u5c31\u884c\u4e0d\u4e0a\u54ea\u53bb\u4e86\uff0c\u5982\u679c\u8c01\u53ef\u4ee5\u6700\u5408\u9002\u7684\u597d\u8fd9\u4e24\u4e2a\u65b9\u9762\u8981\u7d20\u5f97\u8bdd\uff0c\u90a3\u9ebc\u4ed6(\u5979)\u5c31\u8be5\u53d1\u6a2a\u8d22\u4e86\u3002\u4e5f\u6709\u8981\u7559\u610f\u7684\u662f\uff0c\u4e00\u822cECL\u7535\u5b50\u5668\u4ef6\u662f\u5fc5\u987b\u8d1f\u5f00\u5173\u7535\u6e90\u914d\u7535\u7684\uff0c\u6362\u53e5\u8bdd\u8bf4\u5b83\u7684\u8f93\u51fa\u7535\u538b\u4e3a\u8d1f\u6570\uff0c\u8fd9\u65f6\u5c31\u5fc5\u987b\u4e13\u4e1a\u7684\u8109\u51b2\u4fe1\u53f7\u632a\u52a8\u7535\u6e90\u7535\u8def\u4e86\u3002<\/p>\n
RS-232\u8109\u51b2\u4fe1\u53f7\u63d2\u53e3<\/p>\n
\u73a9\u7535\u5b50\u4fe1\u606f\u6280\u672f\u7684\u57fa\u672c\u4e0a\u6c92\u6709\u8c01\u4e0d\u6e05\u695a\u5b83\u7684\u4e86(\u9664\u975e\u662f\u4ed6\u6216\u5979\u4ec5\u4ec5\u7535\u5b50\u4fe1\u606f\u6280\u672f\u6280\u672f\u4e13\u4e1a\u7684\u201c\u5916\u884c\u4eba\u201d)\u3002\u5b83\u662f\u4f4e\u901f\u6863\u4e32\u53e3\u901a\u4fe1\u6807\u51c6\u63a5\u53e3\uff0c\u8981\u7559\u610f\u7684\u662f\uff0c\u5b83\u7684\u8109\u51b2\u4fe1\u53f7\u89c4\u8303\u6709\u70b9\u513f\u201c\u5f02\u5e38\u201d\uff1a\u9ad8\u7535\u5e73\u4e3a-12V\uff0c\u800c\u4f4e\u7535\u9891\u4e3a 12V\u3002So\uff0c\u5728\u6211\u4eec\u5c1d\u8bd5\u6839\u636e\u7535\u5b50\u8ba1\u7b97\u673a\u4e0e\u5916\u63a5\u8bbe\u5907\u5f00\u5c55\u901a\u8baf\u65f6\uff0c\u4e00\u4e2a\u8109\u51b2\u4fe1\u53f7\u53d8\u6362\u96c6\u6210icMAX232\u5f53\u7136\u662f\u514d\u4e0d\u4e86\u7684\u4e86\u3002\u53ef\u662f\u54b1\u4eec\u5f97\u9192\u609f\u5730\u610f\u8bc6\u5230\u5b83\u7684\u4e00\u4e9b\u7f3a\u9677\uff0c\u6bd4\u5982\u6570\u636e\u4fe1\u606f\u4f20\u8f93\u901f\u7387\u6216\u662f\u8f83\u6162\u3001\u4f20\u9001\u95f4\u8ddd\u4e5f\u8f83\u77ed\u7b49\u3002<\/p>\n
\u5dee\u5206\u4fe1\u53f7\u5747\u8861\u8109\u51b2\u4fe1\u53f7\u63d2\u53e3<\/p>\n
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