型号：74F540PC
厂商：NSC[National Semiconductor]
大小：166.42 Kbytes
页数：共8页
功能：Octal Buffer/Line Driver with TRI-STATE Outputs
厂商：FAIRCHILD[Fairchild Semiconductor]
大小：55.52 Kbytes
页数：共6页
功能：Octal Buffer/Line Driver with 3-STATE Outputs
大小：70.18 Kbytes
页数：共7页
