【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
【Fairchild Semiconductor】74F646BSC,IC BUS TRANSCVR 3-ST 8BIT 24SOIC
【Fairchild Semiconductor】74F646BSCX,总线收发器 Oct Bus Tran and Reg
【Fairchild Semiconductor】74F646BSPC,IC TRANSCVR TRI-ST 8BIT 24DIP
