{"id":3699,"date":"2026-10-20T18:00:00","date_gmt":"2026-10-20T10:00:00","guid":{"rendered":"https:\/\/www.siproin-ic.com\/ssp1220-24-bit-sigma-delta-adc-precision-measurement\/"},"modified":"2026-11-04T12:53:44","modified_gmt":"2026-11-04T04:53:44","slug":"ssp1220-24-bit-sigma-delta-adc-precision-measurement","status":"publish","type":"post","link":"https:\/\/www.siproin-ic.com\/zh\/ssp1220-24-bit-sigma-delta-adc-precision-measurement\/","title":{"rendered":"\u4f60\u7684\u7535\u5b50\u79e4\u51ed\u5565\u80fd\u7cbe\u786e\u52300.1g\uff1f\u80cc\u540e\u85cf\u7740\u4e00\u9897\u201c\u6570\u611f\u201d\u82af\u7247"},"content":{"rendered":"

\u4f60\u7ad9\u5728\u4f53\u91cd\u79e4\u4e0a\uff0c\u6570\u5b57\u8df3\u4e86\u4e24\u4e0b\uff0c\u7a33\u7a33\u505c\u572862.3kg\u3002<\/p>\n

\u6362\u5230\u53a8\u623f\u79e4\u4e0a\uff0c\u4e00\u5c0f\u64ae\u76d0\u5012\u4e0b\u53bb\uff0c\u5c4f\u5e55\u663e\u793a0.1g\u3002<\/p>\n

\u6709\u6ca1\u6709\u60f3\u8fc7\uff0c\u8fd9\u4e9b\u5fae\u5c0f\u7684\u91cd\u91cf\u53d8\u5316\uff0c\u4f20\u611f\u5668\u90a3\u70b9\u5fae\u5f31\u4fe1\u53f7\uff0c\u662f\u600e\u4e48\u53d8\u6210\u5c4f\u5e55\u4e0a\u7a33\u5b9a\u6570\u5b57\u7684\uff1f<\/p>\n

\u7b54\u6848\u85cf\u5728\u4e00\u9897\u4f60\u53ef\u80fd\u4ece\u6ca1\u542c\u8bf4\u8fc7\u7684\u82af\u7247\u91cc\u2014\u2014ADC\uff0c\u6a21\u6570\u8f6c\u6362\u5668\u3002\u5b83\u5c31\u50cf\u4e00\u4e2a\u8d85\u7ea7\u7ffb\u8bd1\u5b98\uff0c\u628a\u4f20\u611f\u5668\u8f93\u51fa\u7684\u6a21\u62df\u4fe1\u53f7\uff0c\u7ffb\u8bd1\u6210\u5355\u7247\u673a\u80fd\u8bfb\u61c2\u7684\u6570\u5b57\u3002\u800c\u4eca\u5929\u8981\u804a\u7684\u8fd9\u9897SSP1220\uff0c\u5c31\u662f\u5e72\u8fd9\u6d3b\u513f\u7684\u9ad8\u624b\u3002<\/p>\n

24\u4f4d\u03a3-\u0394 ADC\uff0c\u5230\u5e95\u5f3a\u5728\u54ea\uff1f<\/h2>\n

ADC\u7684\u79cd\u7c7b\u4e0d\u5c11\uff0c\u9010\u6b21\u903c\u8fd1\u578b\uff08SAR\uff09\u3001\u79ef\u5206\u578b\u3001\u95ea\u70c1\u578b\u2026\u2026\u4f46\u8981\u8bf4\u9ad8\u7cbe\u5ea6\u6d4b\u91cf\uff0c\u03a3-\u0394\uff08Sigma-Delta\uff09\u67b6\u6784\u51e0\u4e4e\u662f\u7ed5\u4e0d\u5f00\u7684\u9009\u62e9\u3002<\/p>\n

\u539f\u7406\u4e0d\u590d\u6742\uff0c\u8bf4\u767d\u4e86\u5c31\u662f\u201c\u7528\u901f\u5ea6\u6362\u7cbe\u5ea6\u201d\u3002<\/p>\n

\u666e\u901aADC\u91c7\u4e00\u6b21\u5c31\u51fa\u7ed3\u679c\uff0c\u4f46\u03a3-\u0394 ADC\u4f1a\u5728\u4e00\u4e2a\u5468\u671f\u5185\u75af\u72c2\u91c7\u6837\uff0c\u7136\u540e\u7528\u6570\u5b57\u6ee4\u6ce2\u5668\u628a\u591a\u4f59\u7684\u566a\u58f0\u6ee4\u6389\uff0c\u6700\u540e\u8f93\u51fa\u4e00\u4e2a\u7cbe\u5ea6\u6781\u9ad8\u7684\u7ed3\u679c\u3002\u5c31\u50cf\u4f60\u8981\u6d4b\u4e00\u6bb5\u8def\u7684\u957f\u5ea6\uff0c\u4e0d\u662f\u91cf\u4e00\u6b21\u5c31\u5b8c\u4e8b\uff0c\u800c\u662f\u91cf\u4e00\u767e\u6b21\u53d6\u5e73\u5747\u2014\u2014\u8bef\u5dee\u81ea\u7136\u5c31\u5c0f\u4e86\u3002<\/p>\n

SSP1220\u662f24\u4f4d\u7684\u03a3-\u0394 ADC\u300224\u4f4d\u662f\u4ec0\u4e48\u6982\u5ff5\uff1f\u7406\u8bba\u4e0a\u5b83\u53ef\u4ee5\u5206\u8fa8\u51fa2\u768424\u6b21\u65b9\uff0c\u4e5f\u5c31\u662f16,777,216\u4e2a\u4e0d\u540c\u7684\u503c\u3002\u6362\u7b97\u6210\u7535\u538b\uff0c\u5982\u679c\u4f60\u7684\u53c2\u8003\u7535\u538b\u662f2.048V\uff0c\u90a3\u5b83\u7684\u6700\u5c0f\u5206\u8fa8\u80fd\u529b\u53ef\u4ee5\u8fbe\u52300.12\u03bcV\u3002<\/p>\n

\u8fd9\u4e2a\u91cf\u7ea7\uff0c\u5df2\u7ecf\u80fd\u611f\u77e5\u5230\u4f20\u611f\u5668\u6781\u5176\u5fae\u5c0f\u7684\u53d8\u5316\u4e86\u3002<\/p>\n

\"Sigma-Delta<\/p>\n

SSP1220\u7684\u6838\u5fc3\u53c2\u6570\uff0c\u51e0\u4e2a\u6570\u5b57\u8bf4\u660e\u4e00\u5207<\/h2>\n

\u5149\u8bf4\u539f\u7406\u6ca1\u610f\u601d\uff0c\u76f4\u63a5\u770b\u53c2\u6570\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u53c2\u6570<\/strong><\/td>\n\u6570\u503c<\/strong><\/td>\n\u63cf\u8ff0<\/strong><\/td>\n<\/tr>\n
\u51b3\u8bae<\/td>\n24\u4f4d<\/td>\n\u65e0\u566a\u58f0\u5206\u8fa8\u7387@20SPS<\/td>\n<\/tr>\n
\u91c7\u6837\u901f\u7387<\/td>\n\u6700\u9ad8<\/td>\n\u53ef\u7f16\u7a0b\u8c03\u8282\uff0c\u4f4e\u901f\u9ad8\u7cbe\u5ea6\/\u9ad8\u901f\u4f4e\u7cbe\u5ea6\u7075\u6d3b\u5207\u6362<\/td>\n<\/tr>\n
\u5de5\u4f5c\u7535\u538b<\/td>\n2.3V~5.5V<\/td>\n3.3V\u548c5V\u7cfb\u7edf\u90fd\u80fd\u7528<\/td>\n<\/tr>\n
\u9759\u6001\u529f\u8017<\/td>\n120\u03bcA<\/td>\n\u7535\u6c60\u4f9b\u7535\u8bbe\u5907\u7684\u597d\u670b\u53cb<\/td>\n<\/tr>\n
PGA\u589e\u76ca<\/td>\n1~128 V\/V<\/td>\n\u5c0f\u4fe1\u53f7\u76f4\u63a5\u653e\u5927\uff0c\u4e0d\u7528\u5916\u642d\u8fd0\u653e<\/td>\n<\/tr>\n
\u5185\u90e8\u57fa\u51c6<\/td>\n2.048V\uff0c\u5178\u578b\u6e29\u6f02 5ppm\/\u00b0C<\/td>\n\u7701\u4e86\u4e00\u4e2a\u57fa\u51c6\u7535\u538b\u82af\u7247<\/td>\n<\/tr>\n
\u8f93\u5165\u901a\u9053<\/td>\n2\u8def\u5dee\u5206 \/ 4\u8def\u5355\u7aef<\/td>\n\u591a\u4f20\u611f\u5668\u573a\u666f\u4e0d\u6101<\/td>\n<\/tr>\n
\u7535\u6d41\u6e90<\/td>\n\u53cc\u8def\uff0c50\u03bcA~1.5mA\u53ef\u7f16\u7a0b<\/td>\n\u6fc0\u52b1RTD\u6216\u7535\u963b\u6865\u4f20\u611f\u5668<\/td>\n<\/tr>\n
\u7aef\u53e3<\/td>\nSPI\uff08\u6a21\u5f0f1\uff09<\/td>\n\u51e0\u4e4e\u6240\u6709MCU\u90fd\u652f\u6301<\/td>\n<\/tr>\n
\u6e29\u5ea6\u8303\u56f4<\/td>\n-40\u00b0C ~ +125\u00b0C<\/td>\n\u5de5\u4e1a\u7ea7\uff0c\u625b\u5f97\u4f4f\u6076\u52a3\u73af\u5883<\/td>\n<\/tr>\n
\u5c01\u88c5<\/td>\nTSSOP16<\/td>\n\u5c0f\u4f53\u79ef\uff0c\u677f\u5b50\u7a7a\u95f4\u4e0d\u7d27\u5f20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u51e0\u4e2a\u4eae\u70b9\u503c\u5f97\u591a\u8bf4\u4e24\u53e5<\/h2>\n

\u7b2c\u4e00\uff0c\u5355\u5468\u671f\u6570\u636e\u7a33\u5b9a\u3002<\/strong> \u5f88\u591aADC\u5207\u6362\u901a\u9053\u6216\u8005\u6539\u53d8\u589e\u76ca\u540e\uff0c\u9700\u8981\u7b49\u597d\u51e0\u4e2a\u5468\u671f\u6570\u636e\u624d\u80fd\u7a33\u5b9a\u4e0b\u6765\u3002SSP1220\u4e0d\u9700\u8981\uff0c\u7b2c\u4e00\u4e2a\u5468\u671f\u5c31\u80fd\u7ed9\u51fa\u6709\u6548\u6570\u636e\u3002\u8fd9\u610f\u5473\u7740\u4ec0\u4e48\uff1f\u591a\u901a\u9053\u626b\u63cf\u65f6\uff0c\u901f\u5ea6\u80fd\u5feb\u5f88\u591a\u3002<\/p>\n

\u7b2c\u4e8c\uff0c50Hz\/60Hz\u5de5\u9891\u6291\u5236\u3002<\/strong> \u5de5\u4e1a\u73b0\u573a\u548c\u65e5\u5e38\u73af\u5883\u91cc\uff0c\u6700\u5927\u7684\u566a\u58f0\u6e90\u5c31\u662f\u7535\u7f51\u768450Hz\uff08\u621660Hz\uff09\u5e72\u6270\u3002SSP1220\u7684\u6570\u5b57\u6ee4\u6ce2\u5668\u5929\u7136\u5c31\u628a\u8fd9\u4e2a\u9891\u6bb5\u538b\u4e0b\u53bb\u4e86\uff0c\u4e0d\u7528\u4f60\u989d\u5916\u52a0\u786c\u4ef6\u6ee4\u6ce2\u7535\u8def\u3002<\/p>\n

\u7b2c\u4e09\uff0c\u96c6\u6210\u5ea6\u9ad8\u3002<\/strong> \u5185\u90e8\u57fa\u51c6\u3001PGA\u3001\u7535\u6d41\u6e90\u5168\u7ed9\u4f60\u96c6\u6210\u4e86\uff0c\u5916\u56f4\u5143\u4ef6\u5927\u5e45\u51cf\u5c11\u3002\u4ee5\u524d\u53ef\u80fd\u9700\u8981\u57fa\u51c6\u82af\u7247+\u8fd0\u653e+\u7535\u963b\u7f51\u7edc\uff0c\u73b0\u5728\u4e00\u9897SSP1220\u57fa\u672c\u641e\u5b9a\u3002<\/p>\n

\"Precision<\/p>\n

\u8fd9\u9897\u82af\u7247\uff0c\u90fd\u80fd\u7528\u5728\u54ea\uff1f<\/h2>\n

\u8bf4\u51e0\u4e2a\u5178\u578b\u573a\u666f\u3002<\/p>\n

\u6e29\u5ea6\u6d4b\u91cf<\/strong> \u70ed\u654f\u7535\u963b\u3001\u70ed\u7535\u5076\uff08K\u578b\uff09\u3001RTD\uff08Pt100\/Pt1000\uff09\uff0cSSP1220\u90fd\u652f\u6301\u3002RTD\u76842\u7ebf\u5236\u30013\u7ebf\u5236\u30014\u7ebf\u5236\u63a5\u6cd5\u5b83\u90fd\u80fd\u5904\u7406\uff0c\u5185\u90e8\u7684\u7535\u6d41\u6e90\u53ef\u4ee5\u76f4\u63a5\u7ed9RTD\u4f9b\u7535\u6fc0\u52b1\uff0c\u5916\u90e8\u51e0\u4e4e\u4e0d\u7528\u52a0\u4ec0\u4e48\u5143\u4ef6\u3002<\/p>\n

\u7535\u963b\u6865\u5f0f\u4f20\u611f\u5668<\/strong> \u538b\u529b\u4f20\u611f\u5668\u3001\u5e94\u529b\u8ba1\u3001\u79f0\u91cd\u4f20\u611f\u5668\u2014\u2014\u672c\u8d28\u4e0a\u90fd\u662f\u7535\u963b\u6865\u3002SSP1220\u7684\u5dee\u5206\u8f93\u5165\u52a0\u9ad8\u589e\u76caPGA\uff0c\u5c31\u662f\u4e3a\u8fd9\u7c7b\u4f20\u611f\u5668\u91cf\u8eab\u5b9a\u505a\u7684\u3002\u4f60\u524d\u9762\u95ee\u7684\u7535\u5b50\u79e4\u4e3a\u4ec0\u4e48\u80fd\u7cbe\u786e\u52300.1g\uff0c\u7528\u7684\u5c31\u662f\u7c7b\u4f3c\u7684\u65b9\u6848\u3002<\/p>\n

\u5de5\u4e1a\u81ea\u52a8\u5316<\/strong> 4-20mA \u53d8\u9001\u5668\u4fe1\u53f7\u91c7\u96c6\u30010-10V \u6807\u51c6\u4fe1\u53f7\u91c7\u96c6\u3001PLC \u6a21\u62df\u91cf\u8f93\u5165\u6a21\u5757\u2014\u2014\u8fd9\u4e9b\u5de5\u4e1a\u5e94\u7528\u573a\u666f\u5bf9\u7cbe\u5ea6\u4e0e\u7a33\u5b9a\u6027\u8981\u6c42\u6781\u9ad8\uff0cSSP1220 \u7684 24 \u4f4d\u5206\u8fa8\u7387\u52a0\u4e0a 5ppm\/\u00b0C \u7684\u57fa\u51c6\u6e29\u6f02\u53ef\u4ee5\u8f7b\u677e\u80dc\u4efb\u3002<\/p>\n

\u4fbf\u643a\u5f0f\u8bbe\u5907<\/strong> 120\u03bcA\u7684\u529f\u8017\uff0c\u52a0\u4e0a2.3V\u5c31\u80fd\u5de5\u4f5c\uff0c\u7535\u6c60\u4f9b\u7535\u7684\u624b\u6301\u4eea\u8868\u7528\u8fd9\u9897\u82af\u7247\u518d\u5408\u9002\u4e0d\u8fc7\u4e86\u3002TSSOP16\u5c01\u88c5\u4e5f\u5f88\u7701\u7a7a\u95f4\uff0c\u505a\u5c0f\u4f53\u79ef\u4ea7\u54c1\u4e0d\u7ea0\u7ed3\u3002<\/p>\n

\u6700\u540e\u8bf4\u4e24\u53e5<\/h2>\n

SSP1220\u6765\u81ea\u77fd\u670b\u5fae\u7535\u5b50\uff0c\u8fd9\u5bb6\u516c\u53f8\u662f\u5de5\u4fe1\u90e8\u8ba4\u5b9a\u7684\u4e13\u7cbe\u7279\u65b0\u5c0f\u5de8\u4eba\u4f01\u4e1a\uff0c\u5728\u7cbe\u5bc6\u6a21\u62df\u82af\u7247\u9886\u57df\u6df1\u8015\u591a\u5e74\u3002\u4ece\u53c2\u6570\u4e0a\u770b\uff0cSSP1220\u548cTI\u7684ADS1220\u9ad8\u5ea6\u517c\u5bb9\uff0c\u5982\u679c\u4f60\u4e4b\u524d\u7528\u7684ADS1220\uff0c\u5207\u6362\u8fc7\u6765\u5e94\u8be5\u4f1a\u6bd4\u8f83\u987a\u6ed1\u3002<\/p>\n

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