BUY UPD16877MA-6A5-E2 https://www.utsource.net/itm/p/8980778.html

Description: 8-bit Single-Chip Microcontroller Features: 8-bit single-chip microcontroller Built-in ROM (2K bytes) Built-in RAM (128 bytes) 8-bit timer/counter 8-bit A/D converter Serial I/O Low voltage detection Clock oscillator Power-down mode Package: TSSOP (NEC) Application: Automotive Home appliances Industrial control Office automation Security systems (For reference only)