{"id":21924,"date":"2022-01-05T10:01:29","date_gmt":"2022-01-05T02:01:29","guid":{"rendered":"https:\/\/www.paiqinano.com\/?p=21924"},"modified":"2022-01-04T11:19:29","modified_gmt":"2022-01-04T03:19:29","slug":"%e7%ae%80%e8%bf%b0%e6%97%a0%e6%bb%a4%e6%b3%a2%e5%99%a8d%e7%b1%bb%e9%9f%b3%e9%a2%91%e5%8a%9f%e7%8e%87%e6%94%be%e5%a4%a7%e5%99%a8%e7%9a%84%e6%80%a7%e8%83%bd%e7%89%b9%e7%82%b9%e5%8f%8a%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.paiqinano.com\/?p=21924","title":{"rendered":"\u7b80\u8ff0\u65e0\u6ee4\u6ce2\u5668D\u7c7b\u97f3\u9891\u529f\u7387\u653e\u5927\u5668\u7684\u6027\u80fd\u7279\u70b9\u53ca\u5e94\u7528\u9886\u57df"},"content":{"rendered":"<p>1\u3001\u7b80\u8ff0<\/p>\n<p>MAX9713\/MAX9714\u65e0<u>\u8fc7\u6ee4\u5668<\/u>D\u7c7b<u>\u58f0\u9891<\/u><u>\u529f\u7387\u653e\u5927\u7535\u8def<\/u>\u662fMAXIM\u4f01\u4e1a\u751f\u4ea7\u5236\u9020\u7684<u>\u7535\u6e90\u5f00\u5173<\/u>\u578b\u8f93\u51fa\u529f\u7387<u>\u653e\u5927\u4eea<\/u>\u7684\u6539\u5584\u5546\u54c1\uff0c\u5728\u5176\u4e2dMAX9713\u662f\u5355\u58f0\u9053\u529f\u7387\u653e\u5927\u7535\u8def\uff0cMAX9714\u662f\u73af\u7ed5\u58f0\u529f\u7387\u653e\u5927\u7535\u8def\uff0c\u4ed6\u4eec\u5747\u5177\u5907AB\u7c7b\u529f\u7387\u653e\u5927\u7535\u8def\u7684\u4f7f\u7528\u6027\u80fd\u548cD\u7c7b\u529f\u7387\u653e\u5927\u7535\u8def\u7684\u9ad8\u6548\u7387\uff0c\u4e14\u4e0d\u7528\u4f20\u7edf\u5f0fD\u7c7b\u529f\u7387\u653e\u5927\u7535\u8def\u7684\u5bfc\u51fa\u8fc7\u6ee4\u5668\uff0c\u4e5f\u4e0d\u7528\u70ed\u7ba1\u6563\u70ed\u5668\uff0c\u56e0\u6b64\u8282\u7ea6\u4e86<u>\u7ebf\u8def\u677f<\/u>\u603b\u9762\u79ef\uff0c\u51cf\u5c11\u4e86\u8bbe\u8ba1\u65b9\u6848\u6210\u672c\u8d39\u3002MAX9713\/MAX9714\u5143\u5668\u4ef6\u9009\u752810V\uff5e25V\u5355\u7535\u6e90\u7535\u538b\u914d\u7535\uff0c\u9759\u6001\u6570\u636e<u>\u7535\u6d41\u91cf<\/u>\u4ec5\u4e3a18mA\u3002\u5728\u5355\u901a\u9053\u5de5\u4f5c\u6a21\u5f0f\u4e0b\uff0c\u8be5\u5143\u5668\u4ef6\u53ef\u4ee5\u54118\u03a9\u8d1f\u8377\u5bfc\u51fa\u8fbe\u52306W\u7684\u8f93\u51fa\u529f\u7387\uff0c\u4e14\u9ad8\u6548\u7387\u8fbe85%\uff0cTHD N\u5c0f\u4e8e0.07%\uff0cSNR\u8d85\u51fa100dB\uff0c\u4e0e\u6b64\u540c\u65f6\u8fd8\u5177\u5907<u>\u77ed\u8def\u6545\u969c<\/u>\u548c\u8d85\u6e29\u7ef4\u62a4\u4f5c\u7528\u3002\u56e0\u6b64\u53ef\u4ee5\u5e7f\u6cdb\u8fd0\u7528\u5728\u53f0\u5f0f\u4e00\u4f53\u673a<u>\u7535\u5b50\u8ba1\u7b97\u673a<\/u>\u3001\u7b14\u8bb0\u672c\u3001\u8f66\u8f7d\u97f3\u54cd\u3001LCD\u76d1\u63a7\u5668\u3001\u6295\u5f71\u673a\u548c\u5bb6\u5ead\u7528\u7535\u89c6\u63a5\u6536\u5668\u7b49\u8bbe\u65bd\u4e2d\u3002<\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/12\/20211215132427-61b9ec8bce146.png\" alt=\"\u65e0\u6ee4\u6ce2\u5668D\u7c7b\u97f3\u9891\u529f\u7387\u653e\u5927\u5668MAX9713\/MAX9714\u7684\u6027\u80fd\u7279\u70b9\u53ca\u5e94\u7528\" \/><\/p>\n<p>2\u3001 \u7ba1\u811a\u4f5c\u7528\u548c\u57fa\u672c\u53c2\u6570<\/p>\n<p>2.1 \u7ba1\u811a\u4f5c\u7528<\/p>\n<p>MAX9713\/MAX9714\u5747\u9009\u752832\u811aTQFN\u5c01\u88c5\uff0cMAX9713\u7684\u5c01\u88c5\u5f62\u5f0f\u89c4\u683c\u4e3a5mm\u00d75mm\uff0cMAX9714\u7684\u5c01\u88c5\u5f62\u5f0f\u89c4\u683c\u4e3a7mm\u00d77mm\uff0c\u5176\u7ba1\u811a\u6392\u5e8f\u5982\u4e0b\u56fe1\u6240\u663e\u793a\uff0c\u5404\u9488\u811a\u7684\u57fa\u672c\u529f\u80fd\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p>PGND\uff1a\u5f00\u5173\u7535\u6e90\u5730;<\/p>\n<p>VDD\uff1a\u5f00\u5173\u7535\u6e90\u7aef\uff0c\u5de5\u4f5c\u7535\u538b\u8303\u7574\u4e3a10\uff5e25V;<\/p>\n<p>C1N\uff1a\u84c4\u7535\u6c60\u5145\u7535<u>\u7535\u5bb9\u5668<\/u>\u8d1f\u7ea7;<\/p>\n<p>C1P\uff1a\u84c4\u7535\u6c60\u5145\u7535\u7535\u5bb9\u5668\u6b63\u7ea7;<\/p>\n<p>CHOLD\uff1a\u84c4\u7535\u6c60\u5145\u7535\u5bb9\u64cd\u7eb5\u7535\u5bb9\u5668\u8fde\u63a5\u7aef\uff0c\u8bbe<u>\u8bb0\u65f6<\/u>\u53ef\u4ee5\u75281\u03bcF\u7535\u5bb9\u5668\u63a5\u5165\u5230VDD\u7aef;<\/p>\n<p>N.C.\uff1a\u7a7a\u811a;<\/p>\n<p>REG\uff1a\u5167\u90e8\u63a7\u5236\u5668\u5bfc\u51fa\u7aef\uff0c\u5e94\u5e94\u75280.47\u03bcF\u7535\u5bb9\u5668\u5bf9\u5730\u65c1\u901a;<\/p>\n<p>AGND\uff1a\u8109\u51b2\u4fe1\u53f7\u5730;<\/p>\n<p>IN \uff1a\u540c\u76f8\u952e\u5165\u7aef;<\/p>\n<p>IN-\uff1a\u6b63\u76f8\u53cd\u952e\u5165\u7aef;<\/p>\n<p>SS\uff1a\u8f6f\u8d77\u52a8\u7aef\uff0c\u5e94\u7528\u65f6\u8981\u5728SS\u7aef\u5230\u5730GND\u7ebf\u63a50.47\u03bcF\u7684\u7535\u5bb9\u5668;<\/p>\n<p>SHDN\uff1a\u5f85\u673a\u64cd\u7eb5\u7aef\uff0c\u4f4e\u7535\u9891\u5408\u7406;<\/p>\n<p>G1\uff0cG2\uff1a\u5404\u81ea\u4e3a\u6536\u83b7\u6311\u90091\u548c2\u7aef;<\/p>\n<p>FS1\uff0cFS2\uff1a\u5404\u81ea\u4e3a\u5de5\u4f5c\u9891\u7387\u6311\u90091\u548c2\u7aef;<\/p>\n<p>OUT-\uff1a\u6a21\u62df\u4fe1\u53f7\u6b63\u76f8\u53cd\u5bfc\u51fa\u7aef;<\/p>\n<p>OUT \uff1a\u6a21\u62df\u4fe1\u53f7\u540c\u76f8\u5bfc\u51fa\u7aef;<\/p>\n<p>INL-\uff1a\u5de6\u5b89\u5168\u901a\u9053\u6b63\u76f8\u53cd\u952e\u5165\u7aef;<\/p>\n<p>INL \uff1a\u5de6\u5b89\u5168\u901a\u9053\u540c\u76f8\u952e\u5165\u7aef;<\/p>\n<p>INR-\uff1a\u53f3\u5b89\u5168\u901a\u9053\u6b63\u76f8\u53cd\u952e\u5165\u7aef;<\/p>\n<p>INR \uff1a\u53f3\u5b89\u5168\u901a\u9053\u540c\u76f8\u952e\u5165\u7aef;<\/p>\n<p>OUTR-\uff1a\u53f3\u5b89\u5168\u901a\u9053\u6a21\u62df\u4fe1\u53f7\u6b63\u76f8\u53cd\u5bfc\u51fa\u7aef;<\/p>\n<p>OUTR \uff1a\u53f3\u5b89\u5168\u901a\u9053\u6a21\u62df\u4fe1\u53f7\u540c\u76f8\u5bfc\u51fa\u7aef;<\/p>\n<p>OUTL-\uff1a\u5de6\u5b89\u5168\u901a\u9053\u6a21\u62df\u4fe1\u53f7\u6b63\u76f8\u53cd\u5bfc\u51fa\u7aef;<\/p>\n<p>OUTL \uff1a\u5de6\u5b89\u5168\u901a\u9053\u6a21\u62df\u4fe1\u53f7\u540c\u76f8\u5bfc\u51fa\u7aef\u3002<\/p>\n<p>2.2 \u5173\u952e\u6280\u672f\u53c2\u6570<\/p>\n<p>MAX9713\/MAX9714\u7684\u5173\u952e\u6280\u672f\u53c2\u6570\u3002<\/p>\n<p>3\u3001<u>\u7535\u6e90\u7535\u8def<\/u>\u57fa\u672c\u539f\u7406\u4e0e\u5916\u56f4\u7535\u8def\u8bbe\u8ba1\u65b9\u6848<\/p>\n<p>MAX9714\u7684\u5167\u90e8\u57fa\u672c\u539f\u7406\u6846\u67b6\u56fe\u5982\u4e0b\u56fe2\u6240\u663e\u793a\uff0c\u4e0eMAX9713\u5bf9\u6bd4\uff0cMAX9714\u4ec5\u591a\u4e86\u4e00\u4e2a\u653e\u7ecf\u6d4e\u5e26\uff0c\u4e00\u90e8\u5206\u5b8c\u5168\u4e00\u81f4\u3002\u4e0b\u8fb9\u4ee5MAX9714\u4e3a\u4f8b\u5b50\uff0c\u7b80\u7565\u5256\u6790\u5176\u5173\u952e\u6a21\u5757\u7535\u6e90\u7535\u8def\u7684\u539f\u7406\u3002<\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/12\/20211215132427-61b9ec8bef145.png\" alt=\"\" \/><\/p>\n<p>3.1 \u6570\u636e\u4fe1\u53f7\u952e\u5165\u7535\u6e90\u7535\u8def<\/p>\n<p>MAX9713\/ MAX9714\u5167\u90e8\u9009\u7528\u5168\u5dee\u52a8\u4fdd\u62a4\u952e\u5165\u6784\u9020\uff0c\u4e0e\u591a\u5a92\u4f53\u7cfb\u7edf\u6570\u636e\u89c6\u9891\u89e3\u7801\u5668\u5bfc\u51fa\u517c\u5bb9\uff0c\u53ef\u7acb\u5373\u76f8\u63a5\u3002\u56e0\u4e3aMAX9713\/MAX9714\u9009\u7528\u7684\u662f\u5dee\u52a8\u4fdd\u62a4\u952e\u5165\u6784\u9020\uff0c\u56e0\u6b64\u53ef\u5408\u7406\u53d8\u59272\u4e2a\u952e\u5165\u7aef\u5dee\u6a21\u6570\u636e\u4fe1\u53f7\uff0c\u4e0e\u6b64\u540c\u65f6\u4e5f\u80fd\u6291\u5236\u952e\u5165\u6570\u636e\u4fe1\u53f7\u4e2d\u7684\u5171\u6a21\u566a\u97f3\u3002\u5728\u6709\u4e00\u4e9b\u8fd0\u7528\u573a\u6240\uff0c\u8fd8\u53ef\u8bbe\u5b9a\u4e3a\u5355\u7aef\u952e\u5165\u65b9\u6cd5\uff0c\u4f46\u8fd9\u65f6\u952e\u5165\u6570\u636e\u4fe1\u53f7\u3001\u516c\u5171\u6027\u5730\u52302\u4e2a\u952e\u5165\u7aef\u4e2d\u95f4\u7684<u>\u85d5\u5408<\/u>\u7535\u5bb9\u5668\u4e0d\u53ef\u4ee5\u7701\u6389\u3002<\/p>\n<p>\u952e\u5165\u7535\u6e90\u7535\u8def\u4e2d\u7684\u7535\u5bb9\u5668CIN\u5373\u662f\u6570\u636e\u4fe1\u53f7\u6ee4\u6ce2\u7535\u5bb9\uff0c\u53c8\u53ef\u4e0eMAX9713\/MAX9714\u7684\u952e\u5165<u>\u7279\u6027\u963b\u6297<\/u>\u7ec4\u6210<u>\u9ad8\u901a\u82af\u7247<\/u>\u8fc7\u6ee4\u5668\uff0c\u5176\u7535\u5bb9\u5668\u503c\u7684\u591a\u5c11\u53ef\u4ee5\u76f4\u63a5\u5371\u5bb3\u9ad8\u901a\u6ee4\u6ce2\u5668\u6700\u4f4e\u503c\u622a\u6b62\u9891\u7387\u7684\u591a\u5c11\uff0c\u4e3a\u4e86\u66f4\u597d\u5730\u4f7f\u653e\u5927\u7535\u8def\u5177\u5907\u4e0d\u9519\u7684\u4f4e\u9891\u7387\u7279\u70b9\uff0cCIN\u7684\u7535\u5bb9\u5668\u503c\u4e0d\u53ef\u4ee5\u8fc7\u5c0f\uff0c\u4e00\u822c\u53d60.47\u03bcF\u6bd4\u8f83\u9002\u5408\u3002\u7535\u5bb9\u5668CIN\u5b9c\u91c7\u7528<u>\u8d34\u7247\u7535\u89e3\u7535\u5bb9<\/u>\u6216<u>\u7535\u89e3\u7535\u5bb9\u5668<\/u>\uff0c\u6297\u538b\u503c\u8f83\u9ad8\u7684\u9676\u74f7\u7535\u5bb9\u5c3d\u7ba1\u8fd8\u53ef\u4ee5\u5e94\u7528\uff0c\u53ef\u662f\u975e\u5e38\u5bb9\u6613\u9020\u6210\u4f4e\u9891\u7387\u5931\u5e27\uff0c\u56e0\u6b64\u4e00\u822c\u4e0d\u9002\u5408\u5e94\u7528\u3002<\/p>\n<p>3.2 \u8c03\u914d\u65b9\u5f0f<\/p>\n<p>MAX9713\/MAX9714\u7684\u8c03\u914d\u8ba1\u5212\u65b9\u6848\u6709\u56fa\u5b9a\u4e0d\u52a8\u5de5\u4f5c\u9891\u7387\u65b9\u5f0f\ue5e4FFM\u548c\u8513\u5ef6\u9891\u5e26\u65b9\u5f0f\ue5e4SSM\u4e8c\u79cd\u3002\u5728\u56fa\u5b9a\u4e0d\u52a8\u5de5\u4f5c\u9891\u7387\u65b9\u5f0f\ue5e4FFM\u4e0b\uff0c\u53ef\u7531FS1\u548cFS2\u8bbe\u7f6e\u7535\u6e90\u5f00\u5173\u5de5\u4f5c\u9891\u7387\uff0c\u5176\u5bfc\u51fa\u6570\u636e\u4fe1\u53f7\u9891\u5e26\u7531\u7535\u6e90\u5f00\u5173\u5de5\u4f5c\u9891\u7387\u4ee5\u53ca\u8c10\u6ce2\u7535\u6d41\u6210\u4efd\u6784\u6210\uff0c\u56e0\u800c\uff0c\u5373\u4f7f\u7535\u6e90\u5f00\u5173\u5de5\u4f5c\u9891\u7387\u5728\u5141\u5dee\u503c\u7684\u00b135%\u8303\u7574\u5185\u8f6c\u53d8\uff0c\u4e5f\u4e0d\u4f1a\u5371\u5bb3\u7535\u6e90\u7535\u8def\u5bf9\u6a21\u62df\u4fe1\u53f7\u7684\u91cd\u73b0\u3002<\/p>\n<p>\u8513\u5ef6\u9891\u5e26\u65b9\u5f0f\ue5e4SSM\u662fMaxim\u4f01\u4e1a\u7279\u6709\u7684\u3001\u5177\u5907\u53d1\u660e\u4e13\u5229\u7684\u8c03\u914d\u8ba1\u5212\u65b9\u6848\uff0c\u53ef\u4f7f\u5bfc\u51fa\u6570\u636e\u4fe1\u53f7\u9891\u5e26\u8d8a\u6765\u8d8a\u6bd4\u8f83\u5e73\u6574\uff0c\u5e76\u80fd\u6709\u6548\u7684\u51cf\u5c11\u97f3\u7bb1\u548c\u8054\u63a5<u>\u7535\u7f06\u7ebf<\/u>\u7684E<u>MI<\/u>\u8f90\u5c04\u6e90\ue584 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