Document
Features
nn Pin Configurable as a Difference Amplifier, Inverting Amplifier or Noninverting Amplifier
nn 91dB Minimum DC CMRR (Gain = 1) nn 65dB AC CMRR (at 100kHz, Gain = 1) nn 0.006% (60ppm) Maximum Gain Error (Gain = 1) nn 1ppm/°C Maximum Gain Error Drift nn 2ppm Maximum Gain Nonlinearity nn ±160V Common Mode Voltage Range nn Wide Supply Voltage Range: 3.3V to 50V nn Rail-to-Rail Output nn 350µA Supply Current nn 60µV Maximum Op Amp Offset Voltage nn 1.1MHz –3dB Bandwidth (Gain = 1) nn Low-Power Shutdown: 20µA nn Space-Saving MSOP and DFN Packages
Applications
nn High Side or Low Side Current Sensing nn Bidirectional Wide Common Mode Range Current
Sensing nn High Voltage to Low Voltage Level Translation nn Industrial Data-Acquisition Front-Ends nn Replacement for Isolation Circuits nn Differential to Single-Ended Conversion
LT1997-3 Precision, Wide Voltage Range Gain Selectable
Amplifier Description
The LT®1997-3 combines a precision operational amplifier with highly-matc.