BUY A4514 https://www.utsource.net/itm/p/1891325.html

Description: The A4514 is an 8-pin dual operational amplifier from Agilent Technologies. Features: Wide supply voltage range: ±2.5 V to ±18 V Low supply current: 1.2 mA (typical) Low input offset voltage: 0.8 mV (typical) High common-mode rejection ratio: 90 dB (typical) High open-loop gain: 120 dB (typical) Applications: The A4514 is suitable for a wide range of applications, including signal conditioning, active filters, and instrumentation amplifiers. It is also suitable for audio and video signal processing, as well as for use in medical and industrial instrumentation. (For reference only)