80C51 8051 Core 30MHz UART/USART 32I/O DIP Through Hole
8-Bit 8051 MCU, 30MHz, 40-Pin DIP, 2.7-5.5V
8-Bit MCU, 30MHz, 44-Pin PQCC, Industrial Temp
80C51 40MHz 32-Bit Microcontroller, DIP, -40°C to 85°C, UART, USART
80C51 8051 Core Microcontroller, 30MHz, 32 I/Os, DIP Package
IC Mcu 8 Bit Romless 40DIP
IC Mcu 8 Bit Romless 44PLCC