{"id":3404,"date":"2026-06-04T04:30:54","date_gmt":"2026-06-04T04:30:54","guid":{"rendered":"https:\/\/materialparts.com\/ad8656arz-reel7\/"},"modified":"2026-06-04T04:30:54","modified_gmt":"2026-06-04T04:30:54","slug":"ad8656arz-reel7","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/ad8656arz-reel7\/","title":{"rendered":"AD8656ARZ-REEL7"},"content":{"rendered":"

Productos<\/h2>\n

The AD8656ARZ-REEL7 from Analog Devices is a low-noise, precision CMOS dual operational amplifier featuring 2.7 nV\/\u221aHz input voltage noise, 28 MHz bandwidth, and rail-to-rail input\/output operation. Packaged in an 8-lead SOIC, it offers 250\u00b5V max offset voltage and operates from 2.7V to 5.5V over the -40\u00b0C to +125\u00b0C temperature range.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
N\u00famero de canales<\/td>\n2 (Dual)<\/td>\n<\/tr>\n
Gain Bandwidth Product<\/td>\n28 MHz<\/td>\n<\/tr>\n
Input Voltage Noise<\/td>\n2.7 nV\/\u221aHz @ 10 kHz<\/td>\n<\/tr>\n
Offset Voltage (Max)<\/td>\n250 \u00b5V<\/td>\n<\/tr>\n
Offset Voltage Drift<\/td>\n0.4 \u00b5V\/\u00b0C (typ)<\/td>\n<\/tr>\n
Velocidad de giro<\/td>\n11 V\/\u00b5s<\/td>\n<\/tr>\n
Tensi\u00f3n de alimentaci\u00f3n<\/td>\n2.7V to 5.5V<\/td>\n<\/tr>\n
Supply Current (per amp)<\/td>\n3.7 mA (typ)<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40\u00b0C to +125\u00b0C<\/td>\n<\/tr>\n
Paquete<\/td>\nSOIC-8<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • Ultra-low noise: 2.7 nV\/\u221aHz at 10 kHz<\/li>\n
  • Low offset voltage: 250 \u00b5V max over VCM<\/li>\n
  • Low distortion: THD+N 0.0007%<\/li>\n
  • Rail-to-rail input and output<\/li>\n
  • Unity gain stable<\/li>\n
  • DigiTrim technology for high DC accuracy<\/li>\n
  • Automotive qualified<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • ADC and DAC buffers<\/li>\n
    • Audio preamplifiers and mixing consoles<\/li>\n
    • Precision filters<\/li>\n
    • Process control and instrumentation<\/li>\n
    • Digital scales and strain gauges<\/li>\n
    • PLL filter circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The AD8656ARZ-REEL7 from Analog Devices is a low-noise, precision CMOS dual operational amplifier featuring 2.7 nV\/\u221aHz input voltage noise, 28 MHz bandwidth, and rail-to-rail input\/output operation. Packaged in an 8-lead SOIC, it offers 250\u00b5V max offset voltage and operates from 2.7V to 5.5V over the -40\u00b0C to +125\u00b0C temperature range. Key Specifications Number […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,13],"tags":[],"chip_brand":[165],"class_list":["post-3404","post","type-post","status-publish","format-standard","hentry","category-analog-linear-ics","category-integrated-circuits-ics","chip_brand-adi"],"acf":{"brief_explanation":"Dual low-noise precision CMOS op-amp, 28MHz GBW, 2.7nV\/\u221aHz, RRIO, 250\u00b5V Vos, SOIC-8","date_code":"","package_case":"SOIC-8 (5.0 x 3.9 x 1.5 mm)","in_stock":8091,"datasheet":"https:\/\/www.analog.com\/media\/en\/technical-documentation\/data-sheets\/AD8655_8656.pdf","price":"$3.50 @ 1ku","product_introduction":"The AD8656ARZ-REEL7 is a dual-channel, low-noise, precision CMOS operational amplifier from Analog Devices. Utilizing the proprietary DigiTrim technology, it achieves high DC accuracy with 250\u00b5V max offset voltage and 0.4\u00b5V\/\u00b0C drift. With 28 MHz bandwidth, 2.7 nV\/\u221aHz input voltage noise, and 0.0007% THD+N, it delivers outstanding performance for audio, data acquisition, and precision instrumentation applications. The rail-to-rail input\/output capability enables use in single-supply systems from 2.7V to 5.5V.","working_principle":"The AD8656 operates through three key subsystems: (1) Precision Input Stage: A trimmed CMOS differential pair with DigiTrim calibration achieves 250\u00b5V max VOS and 1pA input bias current. The rail-to-rail input stage uses complementary N-ch and P-ch pairs to cover the full supply range. (2) Gain Stage: A high-gain voltage amplifier provides 110dB open-loop gain, 28MHz GBW, and 11V\/\u00b5s slew rate. (3) Rail-to-Rail Output Stage: A class-AB CMOS output stage swings to within millivolts of both rails, capable of driving 1mA loads while maintaining low distortion across the output range.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Description<\/th><\/tr>
      1<\/td>OUT A<\/td>Output<\/td>Amplifier A output<\/td><\/tr>
      2<\/td>-IN A<\/td>Input<\/td>Amplifier A inverting input<\/td><\/tr>
      3<\/td>+IN A<\/td>Input<\/td>Amplifier A non-inverting input<\/td><\/tr>
      4<\/td>V-<\/td>Power<\/td>Negative supply \/ ground<\/td><\/tr>
      5<\/td>+IN B<\/td>Input<\/td>Amplifier B non-inverting input<\/td><\/tr>
      6<\/td>-IN B<\/td>Input<\/td>Amplifier B inverting input<\/td><\/tr>
      7<\/td>OUT B<\/td>Output<\/td>Amplifier B output<\/td><\/tr>
      8<\/td>V+<\/td>Power<\/td>Positive supply (2.7V to 5.5V)<\/td><\/tr><\/table>","application_scenarios":"
      • High-resolution ADC input buffers requiring low noise and low offset<\/li>
      • Professional audio microphone preamplifiers and mixing consoles<\/li>
      • Precision active filter circuits with rail-to-rail signal range<\/li>
      • Strain gauge and load cell signal conditioning<\/li>
      • PLL loop filter and VCO control circuits<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>GBW<\/th>Noise<\/th>Notes<\/th><\/tr>
        OPA2320AIDR<\/td>TI<\/td>20MHz<\/td>2.5nV\/\u221aHz<\/td>Close alternative<\/td><\/tr>
        MCP6292-E\/SN<\/td>Microchip<\/td>10MHz<\/td>8.7nV\/\u221aHz<\/td>Lower cost option<\/td><\/tr>
        AD8656ARMZ-REEL<\/td>ADI<\/td>28MHz<\/td>2.7nV\/\u221aHz<\/td>MSOP-8 package<\/td><\/tr>
        ADA4522-2ARZ<\/td>ADI<\/td>3.7MHz<\/td>5.8nV\/\u221aHz<\/td>Ultra-low offset option<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/3404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=3404"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/3404\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=3404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=3404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=3404"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=3404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}