BUY MC145051P https://www.utsource.net/itm/p/48110.html
10-Bit A/D Converter with Serial Interface
Description: The MC145051P is a CMOS 8-bit microprocessor with a built-in 8-bit timer/counter, 8-bit input/output port, and a programmable serial interface. Features: 8-bit microprocessor 8-bit timer/counter 8-bit input/output port Programmable serial interface Low power consumption High speed operation 20-pin DIP package Applications: Automotive applications Industrial control systems Robotics Home appliances Medical equipment Security systems Telecommunications (For reference only)