80C51 MCU 40MHz 64KB Flash 1KB RAM SPI UART 32 I/O PLCC
8-bit 80C51 MCU, 40MHz, 64KB Flash, 1KB RAM, SPI, UART, 32 I/O, PLCC
8-bit 80C51 MCU, 40MHz, 64KB Flash, SPI, UART, 5V, PLCC
8-bit 80C51 CISC MCU, 64KB Flash, 3.3V, 44-Pin PLCC SMT
8-bit 80C51 CISC MCU, 32KB Flash, 512B RAM, 33MHz, 44-Pin PLCC
