| Part Number | 54LS190 |
| Manufacturer | National Semiconductor |
| Title | Synchronous 4-Bit Up/Down Counters |
| Description | These circuits are synchronous reversible up down counters The LS191 is a 4-bit binary counter and the LS190 is a BCD counter Synchronous operatio... |
| Features |
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Counts 8-4-2-1 BCD or binary Single down up count control line Count enable control input Ripple clock output for cascading Asynchronously presettable with load control Parallel outputs Cascadable for n-bit applications Average p...
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| Datasheet |
 54LS190 Datasheet
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