BUY LMC6484 https://www.utsource.net/itm/p/1205293.html
CMOS Quad Rail-to-Rail Input and Output Operational Amplifier
Description: The LMC6484 is a dual CMOS operational amplifier with rail-to-rail input and output stages. Features: * Rail-to-rail input and output stages * Low input bias current: 1.0nA * Low input offset voltage: 2mV * Low input offset voltage drift: 0.2uV/°C * Low supply current: 1.2mA/amplifier * High open-loop gain: 120dB * High slew rate: 0.5V/us Applications: * Active filters * Audio preamplifiers * Instrumentation amplifiers * Line drivers * Low-frequency amplifiers * Motor control * Power supplies * Signal conditioning (For reference only)