GENERAL DESCRIPTION
The OP-497 is a quad op amp with precision performance in the space-saving, industry standard 16-lead SOlC package. Its combination of exceptional precision with low power and extremely low input bias current makes the quad OP-497 useful in a wide variety of applications.

FEATURES
    Low offset voltage: 50 μV max
    Low offset voltage drift: 0.5 μV/°C max
    Very low bias current
       +25°C: 100 pA max
       −55°C to +125°C: 450 pA max
    Very high open-loop gain: 2000 V/mV min
    Low supply current (per amplifier): 625 μA max
    Operates from ±2 V to ±20 V supplies
    High common-mode rejection: 120 dB min

APPLICATIONS
    Strain Gage and Bridge Amplifiers
    High Stability Thermocouple Amplifiers
    Instrumentation Amplifiers
    Photo-Current Monitors
    High Gain Linearity Amplifiers
    Long-Term Integrators/Filters
    Sample-and-Hold Amplifiers
    Peak Detectors
    Logarithmic Amplifiers
    Battery-Powered Systems