74FST3257 PDF File ( Datasheet )

74FST3257 Quad 2:1 Multiplexer, Demultiplexer Bus Switch The ON Semiconductor 74FST3257 is a quad 2:1, high performance multiplexer, demultiplexer bus switch. The device is CMOS TTL compatible when operating between 4 and 5.5 Volts. The device exhibits extremely low RON and adds nearly zero propagation delay. The device adds no noise or ground bounce to the system. Features RON t 4 W Typical Less Than 0.25 ns Max Delay Through Switch Nearly Zero Standby Current No Circuit Bounce Control I