DS1644 系列
| 製造商零件# | 描述 | 製造商 | 有存貨 | 手術 |
| DS1644P-120 | IC RTC CLK/CALENDAR PAR 34-PCM | Analog Devices Inc./Maxim Integrated | 4806 |
|
| DS1644-120+ | IC RTC CLK/CALENDAR PAR 28-EDIP | Analog Devices Inc./Maxim Integrated | 7024 |
|
| DS1644P-120+ | IC RTC CLK/CALENDAR PAR 34-PCM | Analog Devices Inc./Maxim Integrated | 2995 |
|
| DS1644-120 | IC RTC CLK/CALENDAR PAR 28-EDIP | Analog Devices Inc./Maxim Integrated | 2391 |
|