| No. |
Part Name |
Description |
Manufacturer |
| 1 |
DM74LS191 |
Synchronous 4-Bit Up/Down Counter with Mode Control |
Fairchild Semiconductor |
| 2 |
DM74LS191 |
Synchronous 4-Bit Up/Down Binaray Counter With Mode Control |
National Semiconductor |
| 3 |
DM74LS191M |
Synchronous 4-Bit Up/Down Counter with Mode Control |
Fairchild Semiconductor |
| 4 |
DM74LS191M |
Synchronous 4-Bit Up/Down Counters with Mode Control |
National Semiconductor |
| 5 |
DM74LS191MX |
Synchronous 4-Bit Up/Down Counter With Mode Control |
Fairchild Semiconductor |
| 6 |
DM74LS191N |
Synchronous 4-Bit Up/Down Counter with Mode Control |
Fairchild Semiconductor |
| 7 |
DM74LS191N |
Synchronous 4-Bit Up/Down Counters with Mode Control |
National Semiconductor |
| | | |
