IC Mcu 8 Bit Romless 44PLCC
8-Bit 8051 MCU, 30MHz, 2.7-5.5V, 44-Pin PQCC
80C51 40MHz 32I/O 3Timer UART/USART Microcontroller, PLCC, 0-70°C
8-bit 80C51 MCU, 40MHz, 5V, ROMless, UART, 32 I/O, DIP
40MHz 8051 Microcontroller, 32 I/Os, QFP Package, 0-70°C