F45M20B1 и другие
| Компонент | Описание | Производитель | |
| 45M20B | Monolithic Crystal Filters (MCFs) |
Vanlong Technology Co., Ltd. |
 |
| 45M20BF | -20 ~ 70 `C commercial application -40 ~ 85 `C industrial application |
QUARTZCOM the communications company |
|
| F45M20B1 | Monolithic Crystal Filters |
ECM Electronics Limited. |
|