BUY GC7137AD https://www.utsource.net/itm/p/9418155.html
DIP
Description: Dual-channel low-power operational amplifier Features: Low power consumption: 0.5mA/channel High input impedance: 1MΩ Low offset voltage: 0.5mV Low noise: 0.1μVrms High slew rate: 0.5V/μs Wide supply voltage range: ±2V to ±18V High common-mode rejection ratio: 100dB Application: Audio equipment Instrumentation Signal processing Medical equipment Industrial control systems (For reference only)