DS1393U-33+
- Mfr.Part #
- DS1393U-33+
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR SER 10-USOP
- Stock
- 200
- In Stock :
- 200
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Packaging :
- Tube
- Peak Reflow Temperature (Cel) :
- 260
- Number of Pins :
- 10
- Terminal Pitch :
- 0.5mm
- Pin Count :
- 10
- RoHS Status :
- ROHS3 Compliant
- HTS Code :
- 8542.39.00.01
- Lead Free :
- Lead Free
- Terminal Position :
- Dual
- Height Seated (Max) :
- 1.1mm
- Clock Frequency :
- 0.032MHz
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- ECCN Code :
- EAR99
- Time Format :
- HH:MM:SS:hh (12/24 hr)
- JESD-609 Code :
- e3
- Type :
- Clock/Calendar
- Number of Timers :
- 1
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Voltage - Supply :
- 2.97V~5.5V
- Interface :
- 3-Wire Serial
- Operating Supply Voltage :
- 3.3V
- Interrupt Capability :
- Y
- Pbfree Code :
- yes
- Terminal Finish :
- Matte Tin (Sn)
- Mounting Type :
- Surface Mount
- Base Part Number :
- DS1393
- Factory Lead Time :
- 6 Weeks
- Voltage - Supply, Battery :
- 1.3V~5.5V
- Information Access Method :
- SERIAL, 2-WIRE/I2C
- Width :
- 3mm
- Current - Timekeeping (Max) :
- 175μA @ 2.97V~5.5V
- Operating Temperature :
- -40°C~85°C
- Date Format :
- YY-MM-DD-dd
- Number of Terminations :
- 10
- Logic Function :
- Clock
- Supply Voltage :
- 3.3V
- Volatile :
- No
- Published :
- 2002
- Package / Case :
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Mount :
- Surface Mount
- Length :
- 3mm
- Radiation Hardening :
- No
- Feature :
- Alarm, Leap Year, Square Wave Output, Trickle-Charger
- Datasheets
- DS1393U-33+

Real Time Clocks Analog Devices, Inc. DS1393U-33+ Overview
The DS1393U-33+ from Analog Devices, Inc. is a high-performance, serial real-time clock/calendar IC, designed to address the precise timekeeping requirements of a broad range of applications. This integrated circuit provides a full binary-coded decimal (BCD) clock/calendar, programmable alarms, and a 400 kHz I2C-compatible serial interface in a compact 10-USOP package. Its low power consumption and wide operating voltage range make the DS1393U-33+ an excellent choice for embedded systems where accuracy and extended battery life are critical. With the integration of a serial interface, it facilitates easy communication with most microcontrollers, making system integration seamless and efficient.
DS1393U-33+ Features
The DS1393U-33+ includes multiple features that enhance its reliability and utility in complex electronic systems:
- Accurate tracking of seconds, minutes, hours, days, months, and years.
- Programmable alarm function which can be set to trigger on a specific minute, hour, day, or date.
- Serial I2C interface compatibility ensures easy integration with existing microcontroller-based systems.
- Low power operation, which is critical for battery-powered applications.
- Automatic leap year compensation up to the year 2100.
- Compact 10-USOP package suitable for space-constrained applications.
DS1393U-33+ Applications
- Data Logging Devices: Utilized in data loggers to maintain accurate event timestamps, ensuring reliable data analysis and regulatory compliance.
- Portable Medical Devices: Key in managing time-sensitive functions and patient data records in portable medical instrumentation.
- Smart Home Automation: Provides the timekeeping backbone for devices that require scheduled operations, enhancing energy efficiency and user convenience in smart homes.
- Industrial Systems: Applied in various industrial equipment to track operational periods and maintenance schedules, crucial for maximizing uptime and efficiency.
- Wearable Technology: Supports precise timekeeping in wearable devices, essential for activity tracking and personal scheduling.
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