BUY OP400GPZ https://www.utsource.net/itm/p/844731.html
Quad Low Offset, Low Power Operational Amplifier; Package: PDIP; No of Pins: 14; Temperature Range: Commercial
Description: OP400GPZ is a precision operational amplifier manufactured by Analog Devices. It is a dual, low-noise, low-power, low-offset, rail-to-rail input and output amplifier. Features: Low noise: 2.2 nV/√Hz Low power: 1.2 mA/amplifier Low offset voltage: 10 μV Rail-to-rail input and output Low input bias current: 0.1 pA High common-mode rejection ratio: 90 dB High slew rate: 0.5 V/μs Wide supply voltage range: 2.7 V to 16 V Applications: Data acquisition systems Portable instrumentation Battery-powered systems Active filters High-resolution imaging systems Medical instrumentation (For reference only)