DS1391U-3+
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- Mfr.Part #
- DS1391U-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
- 24
- In Stock ：
- 24
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Time Format :
- HH:MM:SS:hh (12/24 hr)
- Height :
- 950μm
- Width :
- 3mm
- Current - Timekeeping (Max) :
- 125μA @ 2.7V~3.3V
- Operating Supply Voltage :
- 3V
- Packaging :
- Tube
- HTS Code :
- 8542.39.00.01
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Terminal Position :
- Dual
- Radiation Hardening :
- No
- Voltage - Supply, Battery :
- 1.3V~3.7V
- Number of Pins :
- 10
- Interface :
- SPI
- Interrupt Capability :
- Y
- Date Format :
- YY-MM-DD-dd
- Voltage - Supply :
- 2.7V~3.3V
- Clock Frequency :
- 0.032MHz
- Package / Case :
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Number of Timers :
- 1
- Terminal Pitch :
- 0.5mm
- Type :
- Clock/Calendar
- RoHS Status :
- ROHS3 Compliant
- REACH SVHC :
- Unknown
- Logic Function :
- Clock
- Peak Reflow Temperature (Cel) :
- 260
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Mount :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Lead Free :
- Lead Free
- Pin Count :
- 10
- Published :
- 2002
- Volatile :
- No
- Information Access Method :
- SERIAL, 3-WIRE
- Number of Terminations :
- 10
- JESD-609 Code :
- e3
- Operating Temperature :
- -40°C~85°C
- Terminal Finish :
- Matte Tin (Sn)
- Pbfree Code :
- yes
- Factory Lead Time :
- 6 Weeks
- Length :
- 3mm
- Feature :
- Alarm, Leap Year, Square Wave Output, Trickle-Charger
- Power Supplies :
- 3V
- Base Part Number :
- DS1391
- Supply Voltage :
- 3V
- Datasheets
- DS1391U-3+
DS1391U-3+ Documents
Real Time Clocks Analog Devices, Inc. DS1391U-3+ Overview
The Real Time Clocks Analog Devices, Inc. DS1391U-3+ is a state-of-the-art integrated circuit designed for sophisticated timekeeping applications. This device offers high precision and reliability with its clock/calendar functionality, supported by a Serial Peripheral Interface (SPI). Engineered by Analog Devices, a leader in semiconductor design, the DS1391U-3+ ensures low power consumption and a compact form factor, making it an ideal choice for applications where space and energy efficiency are critical. This real-time clock (RTC) is essential for maintaining accurate time and date in various electronic systems, contributing to enhanced operational efficiency and performance.
DS1391U-3+ Features
The DS1391U-3+ includes several key features that make it highly valuable in complex electronic environments. It offers a full clock and calendar functionality with a precision seconds, minutes, hours, day, date, month, and year timing. The clock operates in either 24-hour or 12-hour format with an AM/PM indicator. Additional features include a programmable square wave output, an automatic leap year compensation, and a digital temperature compensation, which helps maintain time accuracy over a range of environmental conditions. Its serial SPI bus facilitates simple integration into existing designs.
DS1391U-3+ Applications
- Consumer Electronics: Utilized in smart home devices, the DS1391U-3+ helps in scheduling daily operations and routines efficiently.
- Telecommunication Systems: Critical for timing in communication equipment, ensuring synchronized data transfer and operations.
- Automotive Electronics: Supports dashboard timekeeping and can be integral to time-dependent control systems in vehicles.
- Industrial Systems: Used in time-sensitive measurement and control systems, the DS1391U-3+ provides precise timing, critical for process automation.
- Networking Equipment: Ensures time-stamping in network hardware, vital for logging and security protocols in complex network infrastructures.
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