| Part Number | MM54HC191 |
| Manufacturer | National Semiconductor |
| Title | Synchronous Binary Up/Down Counters |
| Description | These high speed synchronous counters utilize advanced silicon-gate CMOS technology They possess the high noise immunity and low power consumption... |
| Features |
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Level changes on Enable or Down Up can be made regardless of the level of the clock input Wide power supply range 2 – 6V Low quiescent supply current 80 mA maximum (74HC Series) Low input current 1 mA maximum Connection Diagram Dual-In-Lin... |
| Datasheet |
 MM54HC191 Datasheet
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