• Provides year, month, day, weekday, hours, minutes, and seconds based on an external 32.768 kHz quartz crystal

• Supports 24-hour, 12-hour Mode and Daylight Saving Mode

• Support time-of-day alarm and interrupt flags 

• Support Programmable clock output (32.768 kHz, 1.024 kHz, 32 Hz, and 1 Hz)

• Support Dual I²C interface, 128-byte SRAM, battery switchover

• Servers and computing

• I/O controller Hub

• Consumer products

• Industrial controls

• Point-of-Sales

• Low Power: 1 µA consumption, ideal for battery-powered devices

• Comprehensive RTC: Leap year, daylight saving, and programmable clock output

• Battery Backup: Maintains data during power loss with voltage detection

• Dual I²C Bus: Supports two master devices for flexibility