GENERAL DESCRIPTION

The AD8226 is a low cost, wide supply range instrumentation amplifier that requires only one external resistor to set any gain between 1 and 1000.

FEATURES

Gain set with 1 external resistor

Gain range: 1 to 1000

Input voltage goes below ground

Inputs protected beyond supplies

Very wide power supply range

Single supply: 2.2 V to 36 V

Dual supplies: ±1.35 V to ±18 V

Bandwidth (G = 1): 1.5 MHz

CMRR (G = 1): 90 dB minimum for BR models

Input noise: 22 nV/√Hz

Typical supply current: 350 μA

Specified temperature: −40°C to +125°C

8-lead SOIC and MSOP packages

APPLICATIONS

Industrial process controls

Bridge amplifiers

Medical instrumentation

Portable data acquisition

Multichannel systems