DS1337U/T&R
- Mfr.Part #
- DS1337U/T&R
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 8-USOP
- Stock
- 403
- In Stock :
- 403
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Logic Function :
- Clock
- Time Format :
- HH:MM:SS (12/24 hr)
- Operating Temperature :
- -40°C~85°C
- Factory Lead Time :
- 6 Weeks
- Radiation Hardening :
- No
- RoHS Status :
- ROHS3 Compliant
- Max Operating Temperature :
- 85°C
- Current - Timekeeping (Max) :
- 0.6μA @ 1.3V~1.8V
- Voltage - Supply :
- 1.8V~5.5V
- Package / Case :
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Packaging :
- Tape and Reel (TR)
- Type :
- Clock/Calendar
- Number of Pins :
- 8
- Feature :
- Alarm, Leap Year, Square Wave Output
- Base Part Number :
- DS1337
- Lead Free :
- Lead Free
- Min Operating Temperature :
- -40°C
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supplier Device Package :
- 8-uMAX
- Published :
- 2009
- Interface :
- I2C, 2-Wire Serial
- Mounting Type :
- Surface Mount
- Max Supply Voltage :
- 5.5V
- Operating Supply Voltage :
- 3.3V
- Min Supply Voltage :
- 1.8V
- Date Format :
- YY-MM-DD-dd
- Mount :
- Surface Mount
- REACH SVHC :
- Unknown
- Datasheets
- DS1337U/T&R

Real Time Clocks Analog Devices, Inc. DS1337U/T&R Overview
The DS1337U/T&R by Analog Devices, Inc. is a high-performance Real Time Clock/Calendar optimized for power-sensitive applications requiring timekeeping accuracy and reliability. This integrated circuit utilizes I2C communication, packaged neatly in an 8-USOP format, making it ideal for compact and sophisticated systems. Its design ensures minimal power consumption while providing full clock/calendar functionality including two programmable time-of-day alarms and a programmable square-wave output. This makes the Real Time Clocks Analog Devices, Inc. DS1337U/T&R an essential component for applications demanding precise time management and scheduled operations.
DS1337U/T&R Features
The DS1337U/T&R offers several distinctive features that enhance its utility in a wide range of applications. These features include an I2C interface for simple integration into existing systems, a dual alarm function which can be set per second/minute/hour/day, low power consumption that ensures extended battery life, and an automatic power-fail detect and switch circuitry that preserves timekeeping in the event of power interruptions. Additionally, it supports a programmable square-wave output that can be used for timing pulses or periodic system wake-ups.
DS1337U/T&R Applications
- Consumer Electronics: Used in devices such as smart watches, smart home controllers, and other gadgets where maintaining accurate time is crucial.
- Enterprise IT Systems: Ensures accurate timekeeping in servers, routers, and other network infrastructure which require precise timing for logging and time-stamping.
- Industrial Systems: Applied in time-sensitive control systems such as those in manufacturing plants, where scheduled tasks and operations rely on precise timing.
- Portable Medical Devices: Utilized in medical devices that require accurate time-stamping of events for data integrity and patient monitoring.
- Automotive Electronics: Helps in maintaining system time for navigation systems, event data recorders, and in-car entertainment systems.
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