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DM74LS257 PDF Datasheet

The DM74LS257 is (dm74ls257 / Dm74ls258) Tri-state Quad 2-data Selectors/multiplexers. It also consolidates and displays results from multiple manufacturers with the same part number and similar functionality.




Notice


Searched parts can be used interchangeably as substitutes for one another, But it's important to note that the parameters for each manufacturer may vary slightly.

Searched Lists

No Part number Description ( Function ) Manufacturers PDF
4 DM74LS257
(DM74LS257 / DM74LS258) TRI-STATE Quad 2-Data Selectors/Multiplexers

54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers June 1989 54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers General Description These Schottky-clamped high-performance multiplexers feature TRI-STATE outputs that can interface directly with data lines of bus-orga

National Semiconductor
National Semiconductor
pdf
3 DM74LS257B
TRI-STATE Quad 2-Data Selectors/Multiplexers

Obsolete 54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers June 1989 54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers General Description These Schottky-clamped high-performance multiplexers feature TRI-STATE outputs that can interface directly with data lines

National Semiconductor
National Semiconductor
pdf
2 DM74LS257B
3-STATE Quad 2-Data Selectors/Multiplexers

DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers June 1989 Revised November 1999 DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers General Description These Schottky-clamped high-performance multiplexers feature 3-STATE outputs that can interface directly with data lines of bus-organized systems. With all but one of the common outputs disabled (at a high impedance st

Fairchild Semiconductor
Fairchild Semiconductor
pdf
1 DM74LS257B
TRI-STATE Quad 2-Data Selectors/Multiplexers (Rev. A)

Texas Instruments
Texas Instruments
pdf

[1]    

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