8-Bit 8051 Microcontroller, 20MHz, 2KB OTP, 15 I/Os, DIP-20
20-Pin Dual In-Line Commercial Temperature 8-Bit Microcontroller
8-bit MCU, 20MHz, 2KB EPROM, 18 I/O, I2C, UART, PDIP
P87LPC762BN.112