| Компонент | Описание | Производитель | |
| HWD489C/D | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
List of Unclassifed Manufacturers |
|
| HWD489CPD | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
List of Unclassifed Manufacturers |
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| HWD489CSD | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
List of Unclassifed Manufacturers |