| Type | Description | 
| rohs: | RoHS | 
| type: | Clock/Calendar | 
| features: | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer | 
| interface: | I2C, 2-Wire Serial | 
| date format: | YY-MM-DD-dd | 
| memory size: | 512B | 
| part status: | Active | 
| time format: | HH:MM:SS (12/24 hr) | 
| mounting type: | Surface Mount | 
| package / case: | 16-SOIC (0.295", 7.50mm Width) | 
| voltage - supply: | 1.8V ~ 4.2V | 
| operating temperature: | -40°C ~ 85°C | 
| supplier device package: | 16-SO | 
| voltage - supply, battery: | 1.8V ~ 4.2V | 
| current - timekeeping (max): | 1.5μA @ 3.3V |