CD74HCT257 - Quad 2-Input Multiplexer

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Texas Instruments

Part number	CD74HCT257
Manufacturer	Texas Instruments
File Size	483.76 KB
Description	Quad 2-Input Multiplexer
Datasheet	CD74HCT257 Datasheet
Note	This datasheet PDF includes multiple part numbers: CD74HCT257, CD74HC257. Please refer to the document for exact specifications by model.
Additional preview pages of the CD74HCT257 datasheet.

The ’HC257 and ’HCT257 are quad 2-input multiplexers which select four bits of data from two sources under the control of a common Select Input (S).

Buffered Inputs.
Typical Propagation Delay ( In to Output ) = 12ns at VCC = 5V, CL = 15pF, TA = 25oC.
Fanout (Over Temperature Range) - Standard Outputs.
10 LSTTL Loads - Bus Driver Outputs.
. . . 15 LSTTL Loads.
Wide Operating Temperature Range . . . -55oC to 125oC.
Balanced Propagation Delay and Transition Times.
Signiﬁcant Power Reduction Compared to LSTTL Logic ICs.
HC Types - 2V to 6V.

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Published: Jun 20, 2020 |