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SN74AS257

Part Number	SN74AS257
Manufacturer	Texas Instruments
Description	Quad 2-Line To 1-Line Data Selectors/Multiplexers
Published	Dec 10, 2020
Detailed Description	SN54ALS257A, SN54ALS258A, SN74ALS257A, SN74ALS258A, SN74AS257, SN74AS258 QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTORS/MULTI...
Datasheet	SN74AS257 PDF File

Overview

SN54ALS257A, SN54ALS258A, SN74ALS257A, SN74ALS258A, SN74AS257, SN74AS258 QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTORS/MULTIPLEXERS WITH 3ĆSTATE OUTPUTS SDAS124C − APRIL 1982 − REVISED AUGUST 1996 D 3-State Outputs Interface Directly With System Bus D Provide Bus Interface From Multiple Sources in High-Performance Systems D Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs description These data selectors/multiplexers are designed to multiplex signals from 4-bit data sources to 4-output data lines in bus-organized systems.
The 3-state outputs do not load the data lines when the output-enable (OE) input i...

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