{"id":2456,"date":"2021-08-16T15:51:41","date_gmt":"2021-08-16T07:51:41","guid":{"rendered":"http:\/\/www.zptest.com:8080\/?p=2456"},"modified":"2021-08-16T15:54:34","modified_gmt":"2021-08-16T07:54:34","slug":"error_adc","status":"publish","type":"post","link":"http:\/\/www.zptest.com\/2021\/08\/16\/error_adc\/","title":{"rendered":"ADC\u4e0e\u91cf\u5316\u8bef\u5dee"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"background-color: #ffffff;background-position: center center;background-repeat: no-repeat;border-width: 0px 0px 0px 0px;border-color:#eae9e9;border-style:solid;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start\" style=\"max-width:1216.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\" style=\"background-color:transparent;padding: 0px 0px 0px 0px;\"><div class=\"fusion-text fusion-text-1\"><p>ADC(Analog-to-Digital Converter)\u627f\u62c5\u7740\u5c06\u6a21\u62df\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\u7684\u4efb\u52a1\uff0c\u662f\u6570\u5b57\u91c7\u96c6\u8bbe\u5907\u7684\u5173\u952e\u90e8\u5206\u3002ADC\u4f4d\u6570\u548c\u91cf\u7a0b\u8bbe\u7f6e\u76f4\u63a5\u5f71\u54cd\u91c7\u96c6\u7684\u7cbe\u5ea6\u3002<\/p>\n<p><strong>1.ADC\u4f4d\u6570<\/strong><\/p>\n<p>ADC\u76841\u4f4d\u53ef\u4ee5\u8868\u793a0\u30011\u4e24\u4e2a\u6570\u503c\uff0cN\u4f4dADC\u53ef\u8868\u793a<span class=\"katex-eq\" data-katex-display=\"false\">2^N<\/span>\u4e2a\u6570\u503c\uff0c\u5728\u5bf9\u56fa\u5b9a\u7684\u91cf\u7a0b\u8fdb\u884c\u91c7\u6837\u548c\u6570\u5b57\u5316\u65f6\uff0c\u66f4\u591a\u7684\u4f4d\u6570\u53ef\u4ee5\u83b7\u5f97\u66f4\u9ad8\u7684\u91cf\u5316\u7cbe\u5ea6\u3002<\/p>\n<p><strong>\u00a02.ADC\u4f4d\u6570\u5bf9\u91cf\u5316\u8bef\u5dee\u7684\u5f71\u54cd<\/strong><\/p>\n<p>\u5728\u91cf\u7a0b\u4e00\u81f4\u7684\u60c5\u51b5\u4e0bADC\u4f4d\u6570\u8d8a\u9ad8\uff0c\u91c7\u6837\u7ed3\u679c\u7684\u91cf\u5316\u8bef\u5dee\u5c31\u8d8a\u5c0f\uff0c\u5982\u56fe\u6240\u793a\uff1a<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-946\" src=\"http:\/\/www.zptest.com\/wp-content\/uploads\/2020\/09\/adc_bits.png\" alt=\"\" width=\"424\" height=\"280\" \/><\/p>\n<p>3.<strong>\u91cf\u7a0b\u5bf9\u91cf\u5316\u8bef\u5dee\u7684\u5f71\u54cd<\/strong><\/p>\n<p>\u5728\u540c\u6837\u7684ADC\u4f4d\u6570\u548c\u91cf\u7a0b\u60c5\u51b5\u4e0b\uff0c\u91cf\u7a0b\u8d8a\u63a5\u8fd1\u88ab\u6d4b\u4fe1\u53f7\u7684\u8303\u56f4\uff0c\u8bef\u5dee\u8d8a\u5c0f\uff0c\u5982\u56fe\u6240\u793a:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-947\" src=\"http:\/\/www.zptest.com\/wp-content\/uploads\/2020\/09\/range_error.png\" alt=\"\" width=\"424\" height=\"280\" \/><\/p>\n<p>\u4f46\u662f\u5982\u679c\u91cf\u7a0b\u8bbe\u7f6e\u8fc7\u5c0f\u53c8\u4f1a\u4ea7\u751f\u622a\u6ce2<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-948\" src=\"http:\/\/www.zptest.com\/wp-content\/uploads\/2020\/09\/range_low.png\" alt=\"\" width=\"404\" height=\"266\" 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