DS1340U-18
- Mfr.Part #
- DS1340U-18
- 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
- 13,437
- In Stock :
- 13,437
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Operating Supply Voltage :
- 1.8V
- Number of Pins :
- 8
- Information Access Method :
- I2C
- Width :
- 3mm
- Date Format :
- YY-MM-DD-dd
- Voltage - Supply :
- 1.71V~5.5V
- Pin Count :
- 8
- Published :
- 2002
- ECCN Code :
- EAR99
- Interface :
- I2C, 2-Wire Serial
- Base Part Number :
- DS1340
- Time Format :
- HH:MM:SS (24 hr)
- Clock Frequency :
- 0.032MHz
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Voltage - Supply, Battery :
- 1.3V~3.7V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Pitch :
- 0.65mm
- JESD-609 Code :
- e3
- Number of Terminations :
- 8
- Radiation Hardening :
- No
- Factory Lead Time :
- 6 Weeks
- Supply Voltage :
- 1.8V
- Terminal Finish :
- Matte Tin (Sn)
- Feature :
- Leap Year, Trickle-Charger
- Pbfree Code :
- yes
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Mount :
- Surface Mount
- Logic Function :
- Clock
- Height Seated (Max) :
- 1.1mm
- Length :
- 3mm
- Current - Timekeeping (Max) :
- 100μA @ 1.89V
- Time-Min :
- SECONDS
- Operating Temperature :
- -40°C~85°C
- Volatile :
- No
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tube
- Interrupt Capability :
- N
- Type :
- Clock/Calendar
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Dual
- Package / Case :
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Datasheets
- DS1340U-18

Real Time Clocks Analog Devices, Inc. DS1340U-18 Overview
The DS1340U-18 by Analog Devices, Inc. is a cutting-edge Integrated Circuit (IC) within the realm of Real Time Clocks, offering precise time and calendar tracking capabilities coupled with a robust I2C communication interface. This component is meticulously designed to cater to applications where accurate timekeeping is critical, with a focus on low power consumption and extended operational reliability. The small form factor of the 8-USOP package enables its seamless integration into compact systems, making it an ideal choice for designers looking to enhance their products with reliable time management features without sacrificing space. The use of this Real Time Clocks Analog Devices, Inc. DS1340U-18 enhances device functionality through precise synchronization and scheduled task management, thus driving efficiency and performance in various technological environments.
DS1340U-18 Features
This IC features a real-time clock/calendar and provides a programmable square wave output that is crucial for time-sensitive applications. The integration of a serial I2C interface facilitates easy communication with microcontrollers and other digital systems, ensuring straightforward implementation and data retrieval. Its low-power consumption is particularly beneficial in battery-operated devices, extending their operational lifespan. Additionally, the DS1340U-18 supports automatic leap year compensation and includes registers for alarm functions, making it highly versatile for a broad range of applications.
DS1340U-18 Applications
- Consumer Electronics: Applied in devices like smartwatches, clocks, and personal organizers where accurate timekeeping enhances usability and functionality.
- Industrial Systems: Utilized in factory automation for time-stamping events and managing schedules to maintain operational precision in processes.
- Networking Equipment: Ensures accurate logging and synchronization in network devices such as routers and switches, crucial for network management and security.
- Wearable Technology: Integrates into wearable fitness and health monitors, providing accurate time data essential for tracking activities and health metrics.
- Smart Home Devices: Used in systems like smart thermostats and home security systems where time-based control is essential for automation and energy savings.
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