BUY TA75902P https://www.utsource.net/itm/p/1274588.html
Operational Amplifier, Quad AMP, Bipolar, 14 Pin, Plastic, DIP
Description: TA75902P is a high-speed, low-power, CMOS-based, 8-bit microcontroller. Features: 8-bit CPU 4K bytes of ROM 256 bytes of RAM 8-bit timer/counter 8-bit A/D converter 8-bit PWM output 8-bit serial I/O 8-bit interrupt controller Applications: The TA75902P is suitable for a wide range of applications such as consumer electronics, home appliances, office automation, industrial control, and automotive applications. (For reference only)