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    | Type | Description | 
|---|---|
| rohs: | RoHS | 
| type: | Clock/Calendar | 
| features: | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 
| interface: | Parallel | 
| date format: | YY-MM-DD-dd | 
| memory size: | 50B | 
| part status: | Obsolete | 
| time format: | HH:MM:SS:hh (12/24 hr) | 
| mounting type: | Surface Mount | 
| package / case: | 28-LCC (J-Lead) | 
| voltage - supply: | 4.5V ~ 5.5V | 
| operating temperature: | 0°C ~ 70°C | 
| supplier device package: | 28-PLCC (11.51x11.51) | 
| voltage - supply, battery: | 2.4V ~ 3.5V | 
| current - timekeeping (max): | 7mA @ 5V |