MC1489MEL и другие
| Компонент | Описание | Производитель | |
| MC1489MEL | Quad Line EIA−232D Receivers |
ON Semiconductor |
 |
| MC1489MEL | Quad Line Receivers |
ON Semiconductor |
|
| MC1489MELG | Quad Line EIA−232D Receivers |
ON Semiconductor |
|