| 1 |
54HC190 |
Synchronous Decade Up/Down Counters |
National Semiconductor |
 |
| 2 |
54HC190 |
4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
SGS-THOMSON |
|
| 3 |
54HC191 |
Synchronous Binary Up/Down Counters |
National Semiconductor |
|
| 4 |
54HC191 |
4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
SGS-THOMSON |
|
| 5 |
54HC193 |
SYNCHRONOUS UP/DOWN DECADE COUNTER |
STMicroelectronics |
|
