規格
| 屬性 | 價值 |
| Supplier | STMicroelectronics |
| Package | Tube |
| ProductStatus | Obsolete |
| Type | Clock/Calendar |
| Features | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer |
| MemorySize | 44B |
| TimeFormat | HH:MM:SS:hh (24 hr) |
| DateFormat | YY-MM-DD-dd |
| Interface | SPI |
| Voltage-Supply | 2.7V ~ 3.6V |
| Voltage-SupplyBattery | 2.5V ~ 3.5V |
| Current-Timekeeping(Max) | 1.4mA @ 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 28-SOIC (0.295, 7.50mm Width) |
