74FST3257 Datasheet (ON) - Quad 2:1 Multiplexer/Demultiplexer Bus Switch

74FST3257, Quad 2:1 Multiplexer/Demultiplexer Bus Switch

Bus Switch Enables Select Inputs Bus A Bus B ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 2 of this data sheet.

S OE Function X H Disconnect L L H L A = B1 A = B2 Figure 2.

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74FST3257 Features

* RON t 4 W Typical

* Less Than 0.25 ns

* Max Delay Through Switch

* Nearly Zero Standby Current

* No Circuit Bounce

* Control Inputs are TTL/CMOS Compatible

* Pin

* For

* Pin Compatible With QS3257, FST3257, CBT3257

* All Pop