8-bit Microcontrollers - MCU 80C51 64K FL / 1K RM
8-bit 80C51 CISC MCU 40MHz 32KB Flash 40-Pin PDIP
8-bit MCU 40MHz 16KB Flash 80C51 CISC 40-Pin PDIP
8-bit 80C51 5 V low power 16/32/64 kB flash microcontroller with 1 kB RAM