DS1339U-33
- Mfr.Part #
- DS1339U-33
- 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
- 5,357
- In Stock :
- 5,357
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Length :
- 3.1mm
- Terminal Position :
- Dual
- REACH SVHC :
- No SVHC
- Pbfree Code :
- yes
- Height :
- 950μm
- Packaging :
- Tube
- RoHS Status :
- ROHS3 Compliant
- Mount :
- Surface Mount
- Width :
- 3.1mm
- Date Format :
- YY-MM-DD-dd
- Operating Supply Voltage :
- 3.3V
- Terminal Pitch :
- 0.65mm
- Number of Outputs :
- 1
- Feature :
- Alarm, Leap Year, Square Wave Output, Trickle-Charger
- Peak Reflow Temperature (Cel) :
- 260
- Interrupt Capability :
- Y
- Weight :
- 139.989945mg
- Radiation Hardening :
- No
- Frequency :
- 32.8kHz
- Package / Case :
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- Base Part Number :
- DS1339
- Voltage - Supply :
- 2.97V~5.5V
- Time Format :
- HH:MM:SS (12/24 hr)
- Terminal Finish :
- Matte Tin (Sn)
- Type :
- Clock/Calendar
- Voltage - Supply, Battery :
- 1.3V~3.7V
- Information Access Method :
- I2C
- Interface :
- I2C, 2-Wire Serial
- Logic Function :
- Clock
- Volatile :
- No
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- Number of Timers :
- 1
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Operating Temperature :
- -40°C~85°C
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Timekeeping (Max) :
- 200μA @ 5.5V
- Supply Voltage :
- 3.3V
- Number of Pins :
- 8
- Number of Terminations :
- 8
- Published :
- 2002
- Pin Count :
- 8
- JESD-609 Code :
- e3
- Time-Min :
- SECONDS
- Factory Lead Time :
- 6 Weeks
- Mounting Type :
- Surface Mount
- Datasheets
- DS1339U-33

Real Time Clocks Analog Devices, Inc. DS1339U-33 Overview
The DS1339U-33 by Analog Devices, Inc. is a state-of-the-art Real Time Clock (RTC) integrated circuit, designed for precision time tracking and sophisticated calendar functionality in a wide range of applications. This compact device, housed in an 8USOP package, offers robust timekeeping features with minimal power requirements, making it an ideal solution for businesses looking to integrate reliable timekeeping capabilities into their systems. The use of the I2C interface facilitates easy integration into existing digital systems with less wiring complexity. This overview highlights why the Real Time Clocks Analog Devices, Inc. DS1339U-33 is essential for businesses needing precise time and date functions.
DS1339U-33 Features
The DS1339U-33 excels in performance and utility, equipped with features tailored for efficient operation. It includes a built-in crystal oscillator which ensures high accuracy and long-term stability of timekeeping, even under fluctuating operating conditions. Its I2C serial interface allows for simple and efficient communication with microcontrollers and other digital systems. The device also offers automatic leap year compensation up to the year 2100, and a battery-backup input that maintains timekeeping in the event of power loss, enhancing reliability in critical applications.
DS1339U-33 Applications
- Consumer Electronics: In devices such as smart watches, alarm clocks, and home automation systems, the DS1339U-33 manages time-dependent functions with precision and reliability.
- Telecommunications: Used in network hardware like routers and switches, it provides the necessary synchronization for time-stamping and logging events accurately.
- Industrial Systems: It plays a critical role in time-sensitive control systems, ensuring scheduled operations are performed exactly on time.
- Medical Devices: In medical monitoring equipment, accurate timekeeping is crucial for correlating patient data with time-based records.
- Automotive: It supports onboard electronics in vehicles, contributing to systems such as GPS navigation and event data recording.
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