XRT73L04B и другие
| Компонент | Описание | Производитель | |
| XRT73L04A | 4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
 |
| XRT73L04AIV | 4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
|
| XRT73L04B | 4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
|
| XRT73L04BIV | 4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT |
Exar Corporation |
|