* 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
74LS257B Datasheet (154.51 KB)
74LS257B
National Semiconductor
154.51 KB
Quad 2-data selectors/multiplexers.
54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers
June 1989
54LS257A DM54LS257B DM74LS257B .
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