Analog Devices Inc./Maxim Integrated

DS1337U  

Real Time Clocks ICs

DS1337U Description

The DS1337U is a Real Time Clocks ICs manufactured by Analog Devices Inc./Maxim Integrated. This clock/calendar IC is designed for surface mount applications and operates within a voltage range of 1.8V to 5.5V. It features alarm, leap year, and square wave output capabilities. The DS1337U is an obsolete product with a current timekeeping maximum of 0.6µA at 1.3V to 1.8V. It is packaged in a tube and has a base product number of DS1337.

DS1337U Features

• Voltage - Supply: 1.8V ~ 5.5V
• Current - Timekeeping (Max): 0.6µA @ 1.3V ~ 1.8V
• Alarm, Leap Year, Square Wave Output: Unique features that enhance its functionality in various applications.
• Time Format: HH:MM:SS (12/24 hr), allowing for flexible timekeeping.
• Mounting Type: Surface Mount, suitable for compact electronic devices.
• REACH Status: REACH Unaffected, indicating compliance with European chemical regulations.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), ensuring reliability in various environmental conditions.

DS1337U Applications

The DS1337U is ideal for applications requiring precise timekeeping and calendar functionality. Some specific use cases include:

1. Embedded Systems: For devices that need to maintain accurate time and date information.
2. Portable Electronics: In devices like smartphones, tablets, and wearables that require real-time clock functionality.
3. Industrial Automation: For systems that require synchronized timekeeping across multiple devices.
4. Telecommunications: In equipment that needs to maintain accurate time for synchronization and logging purposes.

Conclusion of DS1337U

The DS1337U, despite being an obsolete product, offers a range of features that make it suitable for various timekeeping applications. Its unique capabilities, such as alarm, leap year, and square wave output, along with its flexible time format, make it a valuable component for embedded systems, portable electronics, industrial automation, and telecommunications. While it may not be the latest model, its performance benefits and applications make it a reliable choice for projects that require a dependable real-time clock.

DS1337U Documents

Download datasheets and manufacturer documentation for DS1337U

Datasheets :

DS1337      

Application Notes :

Introduction to Digital Stethoscopes and Electrical Component Selection Criteria       Selecting a Backup Source for Real-Time Clocks       Oscillator Design Considerations for Low-Current Applications       State Machine Logic in Binary-Coded Decimal (BCD)-Formatted Real-Time Clocks      

Environmental Information :

Maxim Integrated RoHS Cert       Maxim Integrated REACH