| Компонент | Описание | Производитель | PDF | Buy |
| DS1643 | Nonvolatile Timekeeping RAM | Dallas Semiconductor |  |  |
| DS1643 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643-100 | Nonvolatile Timekeeping RAM | Dallas Semiconductor | | |
| DS1643-100 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643-100 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643-100+ | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643-70 | Nonvolatile Timekeeping RAM | Dallas Semiconductor | | |
| DS1643-70 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643-70+ | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643-85 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643P | Nonvolatile Timekeeping RAM | Dallas Semiconductor | | |
| DS1643P | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643P | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643P-100 | Nonvolatile Timekeeping RAM | Dallas Semiconductor | | |
| DS1643P-100 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643P-100 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643P-100+ | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
| DS1643P-70 | Nonvolatile Timekeeping RAM | Dallas Semiconductor | | |
| DS1643P-70 | Nonvolatile Timekeeping RAMs | Maxim Integrated Products | | |
