74FR900 Datasheet (Fairchild) - 9-Bit / 3-Port Latchable Datapath Multiplexer

74FR900, 9-Bit / 3-Port Latchable Datapath Multiplexer

The 74FR900 is a data bus multiplexer routing any of three 9-bit ports to any other one of the three ports.

Readback of data latched from any port onto itself is also possible.

The 74FR900 maintains separate control of all latch-enable, output enable and select inputs for maximum flexibility.

PINV a

74FR900 Features

* s 9-bit data ports for systems carrying parity bits s Readback capability for system self checks. s Independent control lines for maximum flexibility s Guaranteed multiple output switching and 250 pF load delays s Outputs optimized for dynamic bus drive capability s PINV parity control facilitates s