8-Bit MCU, 40MHz, FLASH, 32KB ROM, 1.25KB RAM, 44-Pin PQFP, Industrial
32KB FLASH 8051 Microcontroller, 32 I/Os, LQFP, -40°C to 85°C
80C51 32KB FLASH 20MHz SPI UART Microcontroller, PLCC, 0-70°C
80C51 32KB FLASH 20MHz 3.3V SPI UART PDIP
