TP3420AV и другие
| Компонент | Описание | Производитель | |
| TP3420A | ISDN S/T Interface Device |
National Semiconductor |
 |
| TP3420AJ | ISDN S/T Interface Device |
National Semiconductor |
|
| TP3420AN | ISDN S/T Interface Device |
National Semiconductor |
|
| TP3420AN308 | ISDN S/T Interface Device |
National Semiconductor |
|
| TP3420AV | ISDN S/T Interface Device |
National Semiconductor |
|
| TP3420AV308 | ISDN S/T Interface Device |
National Semiconductor |
|
| TP3420AV309 | Engineering Project Manager |
National Semiconductor |
|