1 |
74HC191 |
Synchronous Binary Up/Down Counters |
National Semiconductor |
|
2 |
74HC191 |
Presettable synchronous 4-bit binary up/down counter |
NXP |
|
3 |
74HC191 |
Presettable synchronous 4-bit binary up/down counter |
nexperia |
|
4 |
74HC191D |
Presettable synchronous 4-bit binary up/down counter |
nexperia |
|