Manufacturer:    STMicroelectronics    
Product Category:    Real Time Clock    
RoHS:     Details    
Function:    Clock, Calendar, NV Timekeeping RAM, Watchdog Timer, Alarm    
RTC Bus Interface:    Parallel    
Time Format:    HH:MM:SS    
RTC Memory Size:    64 KB    
Supply Voltage - Max:    4.5 V to 5.5 V    
Supply Voltage - Min:    4.5 V    
Maximum Operating Temperature:    + 70 C    
Minimum Operating Temperature:    0 C    
Mounting Style:    Through Hole    
Package / Case:    PDIP-28    
Packaging:    Tube    
Battery Backup Switching:    Yes