【Atmel】AT80C51RA2-RLRUL,MCU ROMLESS 5V 30MHZ 44-VQFP
【Atmel】AT80C51RA2-RLTUL,IC 8051 MCU ROMLESS 44VQFP
【Atmel】AT80C51RA2-RLTUM,IC 8051 MCU ROMLESS 44VQFP
【Atmel】AT80C51RA2-SLRUL,MCU ROMLESS 5V 30MHZ 44-PLCC
【Atmel】AT80C51RA2-SLRUM,MCU ROMLESS 3V 40MHZ 44-PLCC
【Atmel】AT80C51RA2-SLSUL,IC 8051 MCU ROMLESS 44PLCC
【Atmel】AT80C51RA2-SLSUM,IC 8051 MCU ROMLESS 44PLCC
【Atmel】AT80C51RD2-3CSIM,IC MCU 8051 5V SPI 20MHZ 40-DIP