74LS257 - 3-STATE Quad 2-Data Selectors/Multiplexers

Product Overview

Fairchild Semiconductor

Part number	74LS257
Manufacturer	Fairchild Semiconductor
File Size	56.56 KB
Description	3-STATE Quad 2-Data Selectors/Multiplexers
Datasheet	74LS257 Datasheet
Additional preview pages of the 74LS257 datasheet.

These Schottky-clamped high-performance multiplexers feature 3-STATE outputs that can interface directly with data lines of bus-organized systems.

s 3-STATE versions LS157 and LS158 with same pinouts s Schottky-clamped for significant improvement in A-C performance s Provides bus interface from multiple sources in high-performance systems s Average propagation delay from data input 12 ns s Typical power dissipation: 50 mW Ordering Code: Order Number DM74LS257BM DM74LS257BN Package Number M16A N16E Package.

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Published: Apr 23, 2005 |