規格
| 屬性 | 價值 |
| Supplier | STMicroelectronics |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Clock/Calendar |
| Features | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer |
| Memory Size | 7B |
| Time Format | HH:MM:SS:hh (24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | SPI |
| Voltage - Supply | 2.38V ~ 5.5V |
| Voltage - Supply, Battery | 1.8V ~ 5.5V |
| Current - Timekeeping(Max) | 10µA @ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
