DS21Q44 и другие
| Компонент | Описание | Производитель | |
| DS21Q41B | Quad T1 Framer |
Dallas Semiconductor |
 |
| DS21Q41BT | Quad T1 Framer |
Dallas Semiconductor |
|
| DS21Q41BTN | Quad T1 Framer |
Dallas Semiconductor |
|
| DS21Q42 | Enhanced QUAD T1 FRAMER |
Dallas Semiconductor |
|
| DS21Q42T | Enhanced QUAD T1 FRAMER |
Dallas Semiconductor |
|
| DS21Q42TN | Enhanced QUAD T1 FRAMER |
Dallas Semiconductor |
|
| DS21Q43A | Quad E1 Framer |
Dallas Semiconductor |
|
| DS21Q43AT | Quad E1 Framer |
Dallas Semiconductor |
|
| DS21Q43ATN | Quad E1 Framer |
Dallas Semiconductor |
|
| DS21Q44 | Enhanced QUAD E1 FRAMER |
Dallas Semiconductor |
|