Part number: 74LS257
Manufacturer: National Semiconductor
File Size: 163.71KB
Download: 📄 Datasheet
Description: TRI-STATE Quad 2-Data Selectors/Multiplexers
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TRI-STATE versions LS157 and LS158 with same pinouts Schottky-clamped for significant improvement in A-C performance Provides bus interface from multiple .
These Schottky-clamped high-performance multiplexers feature TRI-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 state) the low impedance of the s.
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