DS1390U-3+
- Mfr.Part #
- DS1390U-3+
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR SPI 10-USOP
- Stock
- 2,677
- In Stock :
- 2,677
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Package / Case :
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Operating Temperature :
- -40°C~85°C
- Terminal Pitch :
- 0.5mm
- Type :
- Clock/Calendar
- Published :
- 2002
- Interface :
- SPI
- Number of Pins :
- 10
- REACH SVHC :
- Unknown
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Volatile :
- No
- Packaging :
- Tube
- HTS Code :
- 8542.39.00.01
- Lead Free :
- Lead Free
- JESD-609 Code :
- e3
- Date Format :
- YY-MM-DD-dd
- Width :
- 3.05mm
- Voltage - Supply, Battery :
- 1.3V~3.7V
- Feature :
- Alarm, Leap Year, Square Wave Output, Trickle-Charger
- Terminal Finish :
- Matte Tin (Sn)
- Logic Function :
- Clock
- Current - Timekeeping (Max) :
- 125μA @ 2.7V~3.3V
- Factory Lead Time :
- 6 Weeks
- Power Supplies :
- 3V
- Mounting Type :
- Surface Mount
- Terminal Position :
- Dual
- Length :
- 3.05mm
- Radiation Hardening :
- No
- ECCN Code :
- EAR99
- Operating Supply Voltage :
- 3V
- Information Access Method :
- SERIAL, 3-WIRE
- RoHS Status :
- ROHS3 Compliant
- Height :
- 950μm
- Pin Count :
- 10
- Clock Frequency :
- 0.032MHz
- Base Part Number :
- DS1390
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Timers :
- 1
- Pbfree Code :
- yes
- Voltage - Supply :
- 2.7V~3.3V
- Interrupt Capability :
- Y
- Peak Reflow Temperature (Cel) :
- 260
- Mount :
- Surface Mount
- Number of Terminations :
- 10
- Supply Voltage :
- 3V
- Time Format :
- HH:MM:SS:hh (12/24 hr)
- Datasheets
- DS1390U-3+

Real Time Clocks Analog Devices, Inc. DS1390U-3+ Overview
The DS1390U-3+ by Analog Devices, Inc. is a cutting-edge Real Time Clock (RTC) integrated circuit designed for high-precision time tracking and management across a variety of applications. This device harnesses the power of a serial peripheral interface (SPI) to ensure seamless integration and communication within complex systems. Its small 10-USOP package makes it ideal for space-constrained applications, while providing robust reliability and advanced functionality. This product is essential for developers looking to implement accurate timing functionalities, and its efficiency is pivotal in reducing overall system power consumption.
DS1390U-3+ Features
- SPI Bus Interface: Ensures easy and reliable communication with microprocessors and microcontrollers.
- Compact 10-USOP Package: Offers a minimal footprint for space-sensitive applications.
- Low Power Consumption: Ideal for battery-operated devices, enhancing their operational lifespan.
- Full Calendar Functionality: Includes automatic adjustments for varying month lengths and leap years.
- Programmable Alarm: Allows for scheduling single or periodic alarms, increasing its versatility.
DS1390U-3+ Applications
- Consumer Electronics: Used in smart home devices and wearables, the DS1390U-3+ ensures accurate timekeeping and enhances user experience by maintaining correct operation even during power outages.
- Telecommunication Systems: Essential in maintaining time-sensitive operations and logs in network hardware, improving reliability and service quality.
- Industrial Systems: Provides precise timing solutions for automated machinery, facilitating synchronized operations and maintenance schedules.
- Portable Medical Devices: Ensures that time-stamped records and dosage schedules are accurately maintained, critical for patient care and device functionality.
- Automotive Electronics: Utilized in systems requiring time-stamped data logging or scheduled operations, crucial for diagnostics and system integrity checks.
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