Benefits and Features

● Highly Accurate RTC with Integrated MEMS

Resonator Completely Manages All Timekeeping

Functions

• Complete Clock Calendar Functionality Including

Seconds, Minutes, Hours, Day, Date, Month, Year,

and Century with Leap-Year Compensation up to

Year 2199

• Timekeeping Accuracy ±5ppm (±0.432 second/day)

from -40°C to +85°C

• Two Time-of-Day Alarms

• Temperature-Compensated Programmable Square-

Wave Output

• Uncompensated Programmable Clock Outputs

• Automatically Switch over to Backup Battery or

Supercapacitor on Power-Fail

• Digital Temperature Sensor with ±3°C Accuracy

• +1.6V to +5.5V Supply Voltage

● 64-Byte RAM for User Data Storage

● Simple Serial Interface Connects to Most

Microcontrollers

• I2C Interface

● Battery-Backup Input for Continuous Timekeeping

● Low-Power Operation Extends Battery-Backup

Runtime

● Operating Temperature Range: -40°C to +85°C

● 2.1mm x 2.3mm, 8-Pin WLP Package

● 4mm x 3mm, 8-Pin TDFN Package

● Underwriters Laboratories® (UL) Recognized

Applications

● Industrial

● Action Cameras

● Communications

● Handheld Instrumentation

● Power Meters

● Wearables