FEATURES
DESCRIPTION
n Low Input Offset Voltage: 500μV Max n Output Swings to 10mV Max from V– n Rail-to-Rail Input and Output n Micropower: 50μA/Amplifier Max n Over-The-Top® Input Common Mode Range Extends 44V Above V–, Independent of V+ n Specified on 3V, 5V and ±15V Supplies n High Output Current: 20mA n Output Drives 10,000pF with Output Compensation n Reverse Battery Protection to 18V n No Supply Sequencing Problems n High Voltage Gain: 1500V/mV n High CMRR: 98dB n No Phase Reversal n Gain Bandwidth Product: 200kHz n Tiny 3mm × 3mm × 0.8mm DFN Package APPLICATIONS
n Battery- or Solar-Powered Systems Portable Instrumentation Sensor Conditioning n Supply Current Sensing n Battery Monitoring n Micropower Active Filters n 4mA to 20mA Transmitters The LT®1490A/LT1491A are dual and quad op amps with a low input offset voltage of 500μV max. The LT1490A/LT1491A operate on all single and split supplies with a total voltage of 2V to 44V, drawing only 40μA of quiescent current per amplifier.
Linear Technology
