| No |
Part Number |
Description |
Manufacture |
PDF |
| 1 |
54LS191 |
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS |
Motorola
|
|
| 2 |
SN54LS191 |
PRESETTABLE BCD/DECADE UP/DOWN COUNTER |
Motorola
|
|
| 3 |
54LS191 |
SYNCHRONOUS UP/DOWN COUNTERS |
etcTI
|
|
| 4 |
DM54LS191 |
Synchronous 4-Bit Up/Down Counters |
National Semiconductor
|
|
| 5 |
SN54LS191 |
SYNCHRONOUS UP/DOWN COUNTERS |
etcTI
|
|
