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AD8231-EP - Digitally Programmable Instrumentation Amplifier

General Description

The AD8231-EP is a low drift, rail-to-rail, instrumentation amplifier with software-programmable gains of 1, 2, 4, 8, 16, 32, 64, or 128.

The gains are programmed via digital logic or pin strapping.

Key Features

  • Digitally/pin-programmable gain G = 1, 2, 4, 8, 16, 32, 64, or 128 Specified from.
  • 55°C to +125°C 50 nV/°C maximum input offset drift 10 ppm/°C maximum gain drift Excellent dc performance 80 dB minimum CMR, G = 1 15 µV maximum input offset voltage 500 pA maximum bias current 0.7 µV p-p noise (0.1 Hz to 10 Hz) Good ac performance 2.7 MHz bandwidth, G = 1 1.1 V/μs slew rate Rail-to-rail output Shutdown/multiplex Extra op amp Single-supply range: 3 V to 6 V Dual-supply range: ±1.5 V to ±3 V.

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Datasheet Details

Part number AD8231-EP
Manufacturer Analog Devices
File Size 592.37 KB
Description Digitally Programmable Instrumentation Amplifier
Datasheet download datasheet AD8231-EP Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Data Sheet FEATURES Digitally/pin-programmable gain G = 1, 2, 4, 8, 16, 32, 64, or 128 Specified from −55°C to +125°C 50 nV/°C maximum input offset drift 10 ppm/°C maximum gain drift Excellent dc performance 80 dB minimum CMR, G = 1 15 µV maximum input offset voltage 500 pA maximum bias current 0.7 µV p-p noise (0.1 Hz to 10 Hz) Good ac performance 2.7 MHz bandwidth, G = 1 1.1 V/μs slew rate Rail-to-rail output Shutdown/multiplex Extra op amp Single-supply range: 3 V to 6 V Dual-supply range: ±1.