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ADA4255 - Programmable Gain Instrumentation Amplifier

Description

The ADA4255 is a precision programmable gain instrumentation amplifier (PGIA) with integrated bipolar charge pumps.

Features

  • Integrated bipolar charge pump.
  • Simplified isolation requirements.
  • Wide input range on low voltage supplies.
  • Dedicated output amplifier supplies for ADC protection.
  • Low power: 83 mW (DVDD = 3 V, VDDCP = 5 V).
  • 36 precision gains from 1/16 V/V to 176 V/V.
  • Robust ±60 V protected 2:1 input multiplexer.
  • Excellent dc precision.
  • Low input offset voltage: ±14 μV maximum.
  • Low input offset voltage drift: ±0.08 μV/°C maximum.
  • Gain calibration via inte.

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Datasheet preview – ADA4255

Datasheet Details

Part number ADA4255
Manufacturer Analog Devices
File Size 4.48 MB
Description Programmable Gain Instrumentation Amplifier
Datasheet download datasheet ADA4255 Datasheet
Additional preview pages of the ADA4255 datasheet.

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Full PDF Text Transcription

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Data Sheet ADA4255 FEATURES ► Integrated bipolar charge pump ► Simplified isolation requirements ► Wide input range on low voltage supplies ► Dedicated output amplifier supplies for ADC protection ► Low power: 83 mW (DVDD = 3 V, VDDCP = 5 V) ► 36 precision gains from 1/16 V/V to 176 V/V ► Robust ±60 V protected 2:1 input multiplexer ► Excellent dc precision ► Low input offset voltage: ±14 μV maximum ► Low input offset voltage drift: ±0.08 μV/°C maximum ► Gain calibration via internal memory ► Low gain drift: ±1 ppm/°C maximum ► High CMRR: 111 dB minimum, G = 1 V/V ► Low input bias current: ±1.
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