XRT73L03B и другие
| Компонент | Описание | Производитель | |
| XRT73L03A | 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
 |
| XRT73L03AIV | 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
|
| XRT73L03B | 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
|
| XRT73L03BIV | 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
|
| XRT73L03IV | 3 CHANNEL E3/DS3/STS-1 LINE INTERFCE UNIT |
Exar Corporation |
|