* 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
DM54LS257B Datasheet (163.71 KB)
DM54LS257B
National Semiconductor
163.71 KB
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 .
📁 Related Datasheet
DM54LS251 TRI-STATE Data Selectors/Multiplexers (National Semiconductor)
DM54LS258B TRI-STATE Quad 2-Data Selectors/Multiplexers (National Semiconductor)
DM54LS259 8-Bit Addressable Latches (National Semiconductor)
DM54LS20 Dual 4-Input NAND Gates (National Semiconductor)
DM54LS21 Dual 4-Input AND Gates (National Semiconductor)
DM54LS240 Octal TRI-STATE Buffers/Line Drivers/Line Receivers (National Semiconductor)
DM54LS241 Octal TRI-STATE Buffers/Line Drivers/Line Receivers (National Semiconductor)
DM54LS245 TRI-STATE Octal Bus Transceiver (National Semiconductor)
DM54LS260 Dual 5-Input NOR Gate (National Semiconductor)
DM54LS273 8-Bit Register with Clear (National Semiconductor)
