Datasheet Details
| Part number | 74HC191 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.20 MB |
| Description | 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS |
| Datasheet |
 74HC191 Datasheet
|
|
|
| Part number | 74HC191 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.20 MB |
| Description | 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS |
| Datasheet |
74HC191 Datasheet
|
|
|
|
The ’HC191 devices are 4-bit synchronous, reversible, up/down binary counters.
Synchronous counting operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when instructed by the steering logic.