Microcontroller, 8-Bit, FLASH, 8051 CPU, 20MHz, CMOS, PQCC44, LCC-44
64KB FLASH 8b UART Microcontroller, 20MHz, -40°C to 85°C, PLCC
8-Bit Microcontroller, 64KB FLASH, 20MHz, DIP-40, -40 to 85°C
8-Bit MCU, 20MHz, 64KB FLASH, 256B RAM, 32 I/O, 5V, PQFP44
