BUY P87C51RC+4N https://www.utsource.net/itm/p/4971372.html
8-BIT, OTPROM, 16MHz, MICROCONTROLLER, PDIP40, 0.600 INCH, PLASTIC, MO-015, SOT129-1, DIP-40
Description: The P87C51RC+4N is an 8-bit microcontroller from NXP Semiconductors. It is based on the 8051 core and is available in a 40-pin DIP package. Features: 8-bit CPU with 8K bytes of ROM 4K bytes of RAM 4K bytes of EEPROM On-chip oscillator 8-channel 10-bit A/D converter 3 16-bit timer/counters Serial port Interrupt controller Power-saving modes Applications: The P87C51RC+4N is suitable for a variety of applications, including consumer electronics, automotive, industrial, and medical. It can be used for motor control, data acquisition, and process control. (For reference only)