PRODUCT DESCRIPTION
The AD627 is an integrated, micropower, instrumentation amplifier that delivers rail-to-rail output swing on single and dual (+2.2 V to ±18 V) supplies. The AD627 provides the user with excellent ac and dc specifications while operating at only 85 µA max.

FEATURES
   Micropower, 85 μA Max Supply Current
   Wide Power Supply Range (+2.2 V to 618 V)
   Easy to Use
      Gain Set with One External Resistor
      Gain Range 5 (No Resistor) to 1,000
   Higher Performance than Discrete Designs
   Rail-to-Rail Output Swing
   High Accuracy DC Performance
      0.10% Gain Accuracy (G = 5) (AD627A)
      10 ppm Gain Drift (G = 5)
      125 μV Max Input Offset Voltage (AD627B)
      200 μV Max Input Offset Voltage (AD627A)
      1 μV/8C Max Input Offset Voltage Drift (AD627B)
      3 μV/8C Max Input Offset Voltage Drift (AD627A)
      10 nA Max Input Bias Current
   Noise: 38 nV/√Hz RTI Noise @ 1 kHz (G = 100)
   Excellent AC Specifications
      77 dB Min CMRR (G = 5) (AD627A)
      83 dB Min CMRR (G = 5) (AD627B)
      80 kHz Bandwidth (G = 5)
      135 μs Settling Time to 0.01% (G = 5, 5 V Step)

APPLICATIONS
   4 mA-to-20 mA Loop Powered Applications
   Low Power Medical Instrumentation—ECG, EEG
   Transducer Interfacing
   Thermocouple Amplifiers
   Industrial Process Controls
   Low Power Data Acquisition
   Portable Battery Powered Instruments