RTC bus interface: SPI
Date format: YY-MM-DD-dd
Time format: HH: MM: SS: hh (12 hr, 24 hr)
RTC storage capacity: 256 B
Package/Box: SOIC-20
Battery backup switch: Backup Switching
Power supply voltage - minimum: 2 V
Power Supply Voltage - Maximum: 5.5 V
Minimum operating temperature: -40 ° C
Maximum operating temperature:+85 ° C
Series: DS3234SN
Installation style: SMD/SMT
Encapsulation: Tube
Trademark: Analog Devices/Maxim Integrated
Function: Alarm, Calendar, Clock, Interrupt 
Product type: Real Time Clocks