AD8237

Data Sheet Micropower, Zero Drift, True Rail-to-Rail Instrumentation Amplifier AD8237 FEATURES Gain set with 2 external resistors Can achieve low gain drift at all gains Ideal for battery powered instruments Supply current: 115 µA Rail-to-rail input and output Zero input crossover distortion Designed for excellent dc performance Minimum CMRR: 106 dB Maximum offset voltage drift: 0.3 µV/°C Maximum gain error: 0.005% (all gains) Maximum gain drift: 0.5 ppm/°C (all gains) Input bias current: 1 nA guaranteed to 125°C Bandwidth mode pin (BW) to adjust compensation 8 kV HBM ESD rating RFI filter on-chip Single-supply operation: 1.8 V to 5.5 V 8-lead MSOP package APPLICATIONS Bridge amplification Pressure measurement Medical instrumentation Thermocouple interface Portable systems Current measurement GENERAL DESCRIPTION The AD8237 is a micropower, zero drift, rail-to-rail input and output instrumentation amplifier. The relative match of two resistors sets any gain from 1 to 1000. The AD...