| Manufacturer | Part Number | Description |
|---|---|---|
National Semiconductor |
DM74LS191 | Synchronous 4-Bit Up/Down Counters |
Fairchild |
DM74LS191 | Synchronous 4-Bit Up/Down Counter |
| Manufacturer | Part Number | Description |
|---|---|---|
|
National Semiconductor |
DM74LS191 | Synchronous 4-Bit Up/Down Counters |
|
Fairchild |
DM74LS191 | Synchronous 4-Bit Up/Down Counter |