Manufacturer Part Number
DS1339U-3+
Manufacturer
Analog Devices
Introduction
Real-Time Clock Device for Time-Tracking and Time-Stamp Applications
Product Features and Performance
Clock/Calendar Functionality
Alarm Feature
Leap Year Handling
Square Wave Output Capability
Trickle-Charger for Backup Power
HH:MM:SS Time Format Support
YY-MM-DD-dd Date Format
I2C Serial Interface for Easy Integration
Support for Both 12-Hour and 24-Hour Formats
Product Advantages
High Timekeeping Accuracy
Robust in Extreme Operating Conditions
Compatible with Wide Range of Supply Voltages
Low Current Requirements to Extend Battery Life
Space-Saving Surface Mount Package
Key Technical Parameters
Supply Voltage Range: 2.7V ~ 5.5V
Battery Supply Voltage Range: 1.3V ~ 3.7V
Maximum Timekeeping Current: 150µA at 3.3V
Operating Temperature Range: -40°C ~ 85°C
Quality and Safety Features
Designed for High Reliability and Long-Term Stability
Built-In Functions to Prevent Time Loss
Compatibility
I2C Interface for Use with Various Microcontrollers
Small TSSOP and MSOP Packages for PCB Efficiency
Application Areas
Consumer Electronics
Telecommunications
Networking
Industrial Systems
Automotive Applications
Product Lifecycle
Active Status
Ongoing Support and Production
Replacement and Upgrade Options Available
Several Key Reasons to Choose This Product
Accurate Real-Time Clock Functionality Ensures Correct Date and Time
Low-Power Consumption for Battery-Powered Applications
Built-In Leap Year Correction Ensures Time Accuracy without Manual Adjustments
Alarm Function Allows for Implementation in Time-Critical Applications
Flexible Voltage Requirements Allow for Use in Varied Designs
Operating Temperature Range Suitable for Demanding Environments
Compact Packaging Saves Space on PCB Designs
DS1339C-33#TRAnalog Devices / Maxim Integrated