AD22057 Datasheet, Analog Devices

Gain of ؋20. Alterable from ؋1 to ؋160 Input CMR from Below Ground to 6؋ (VS
  – 1 V) Output Span 20 mV to (VS
  – 0.2) V 1-, 2-, 3-Pole Low-P.

Current Sensing Motor Control Interface for Pressure Transducers, Position Indicators, Strain Gages, and Other Low Level.

The AD22057 is a single-supply difference amplifier for amplifying and low-pass filtering small differential voltages (typically 100 mV FS at a gain of 40) from sources having a large com.