| Компонент | Описание | Производитель | |
| DS21554 | 3.3V/5V E1 Single-Chip Transceivers |
Maxim Integrated Products |
|
| DS21554 | T1/E1/J1 Single-Chip Transceiver |
Maxim Integrated Products |
|
| DS21554L | 3.3V/5V E1 Single-Chip Transceivers |
Maxim Integrated Products |
|
| DS21554LN | 3.3V/5V E1 Single-Chip Transceivers |
Maxim Integrated Products |