| Компонент | Описание | Производитель | |
| DS12R887-33 | RTC with Constant-Voltage Trickle Charger |
Maxim Integrated Products |
|
| DS12R887-33 | RTCs with Constant-Voltage Trickle Charger |
Maxim Integrated Products |
|
| DS12R887-33 | RTC with Constant-Voltage Trickle Charger |
Dallas Semiconductor |