Manufacturer Part Number
DS1339BU+T
Manufacturer
Analog Devices
Introduction
Real-time clock/calendar with I2C serial interface and low power consumption
Product Features and Performance
I2C 2-Wire serial interface
Alarm function
Leap year compensation
Square wave output
Trickle-Charger feature
Supports 12/24 hour time format
Day of week, date, month, and year information
Low power consumption
Product Advantages
Robust timekeeping accuracy
Extended operating temperature range
Battery backup input for long-term timekeeping
Simple integration into system designs
Key Technical Parameters
Active product category
Type: Clock/Calendar
Voltage - Supply: 1.71V ~ 5.5V
Voltage - Supply, Battery: 1.3V ~ 3.7V
Current - Timekeeping (Max): 200µA
Time Format: HH:MM:SS
Date Format: YY-MM-DD-dd
Operating Temperature: -40°C ~ 85°C
Mounting Type: Surface Mount
Quality and Safety Features
High reliability for data retention over temperature
Fail-safe mechanism with battery backup
Compatibility
Compatible with I2C 2-wire serial interface systems
Fits 8-TSSOP, 8-MSOP surface mount packages
Application Areas
Consumer electronics
Industrial systems
Portable applications
Embedded computing
Product Lifecycle
Active status
Not near discontinuation
Alternatives available for future proof designs
Several Key Reasons to Choose This Product
Accurate timekeeping crucial for time-sensitive applications
Flexible power supply compatibility ensures easy deployment
Low current requirements facilitate longer battery life
High operating temperature range suits various environments
Small package suitable for space-constrained applications
Trickle-Charger option to maintain battery charge