Description: The 2903 is a low-power quad operational amplifier from Texas Instruments. Features: Low-power consumption: 1.6 mA/amplifier Wide supply voltage range: 2.7 V to 36 V Low input offset voltage: 0.8 mV Low input bias current: 0.5 nA High common-mode rejection ratio: 90 dB Low noise: 8.5 nV/√Hz Applications: Active filters Instrumentation amplifiers Signal conditioning Data acquisition systems Audio preamplifiers Battery-powered systems(For reference only)
https://www.utsource.net/itm/p/268704.html