DM74ALS163BM и другие
| Компонент | Описание | Производитель | |
| DM74ALS163BM | Synchronous Four-Bit Counter |
Fairchild Semiconductor |
 |
| DM74ALS163BMX | Synchronous Four-Bit Binary Counter with Synchronous Clear |
Fairchild Semiconductor |
|
| DM74ALS163BN | Synchronous Four-Bit Counter |
Fairchild Semiconductor |
|