【Fairchild Semiconductor】74F620PC,IC BUS TRANSCVR 3ST 8BIT 20DIP
【Fairchild Semiconductor】74F623PC,IC BUS TRANSCVR 3ST 8BIT 20DIP
【Fairchild Semiconductor】74F623SC,总线收发器 Inv Oct Bus Trans
【Fairchild Semiconductor】74F623SCX,总线收发器 Inv Oct Bus Trans
【Fairchild Semiconductor】74F640PC,总线收发器 Octal Bus Trans
【Fairchild Semiconductor】74F640SC,总线收发器 Octal Bus Trans
【Fairchild Semiconductor】74F640SCX,总线收发器 Octal Bus Trans
【Fairchild Semiconductor】74F645PC,总线收发器 Octal Bus Trans
