ina188INA188: 1Mb 40P [Old version datasheet] Precision, Zero-Drift, Rail-to-Rail Out, Hh-Voltage Instrumentation AmplifierPart #: INA188. Download. File Size: 1MbKbytes. Page: 37 Pages. Description: Precision, Zero-Drift, Rail-to-Rail Out, Hh-Voltage Instrumentation Amplifier.