BUY ICL7667CPA https://www.utsource.net/itm/p/11227127.html
IC DRIVER MOSFET DUAL PWR 8-DIP
Description: The ICL7667CPA is a CMOS low power, high accuracy, dual power supply monitor with a wide operating range. Features: Low power consumption High accuracy Wide operating range Low supply current Low output voltage Low input bias current Low offset voltage Low input offset voltage Low temperature drift Low noise Low output impedance Low power supply rejection ratio High common mode rejection ratio High input impedance Applications: Battery powered systems Automotive systems Portable systems Industrial systems Medical systems Data acquisition systems Telecommunications systems (For reference only)