74LS257B Features
* Y TRI-STATE versions LS157 and LS158 with same pinouts Y Schottky-clamped for significant improvement in A-C performance Y Provides bus interface from multiple sources in highperformance systems Y Average propagation delay from data input 12 ns Y Typical power dissipation LS257B 50 mW LS258B 35 mW Y
Datasheet Details
74LS257B, 74LS258B
National Semiconductor
154.51 KB
Quad 2-data selectors/multiplexers.
This datasheet PDF includes multiple part numbers: 74LS257B, 74LS258B.
Please refer to the document for exact specifications by model.
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74LS257B Distributor
