BUY MAX6350CSA+ https://www.utsource.net/itm/p/9273316.html
IC VREF SERIES 5V 8SOIC
Description: Microprocessor Supervisory Circuits Features: * Low supply current: 0.9μA (typ) * Power-on reset (POR) with adjustable reset timeout * Manual reset input * Watchdog timer with adjustable timeout * Power-fail comparator with adjustable threshold * Low-battery detector with adjustable threshold * Reset output valid to VCC = 1.6V Applications: * Personal computers * Networking equipment * Industrial controllers * Automotive systems * Portable instrumentation (For reference only)