DS1501WS+
- Mfr.Part #
- DS1501WS+
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 28-SOIC
- Stock
- 5,674
- In Stock :
- 5,674
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Published :
- 2013
- Height Seated (Max) :
- 3.05mm
- Clock Frequency :
- 0.032MHz
- Pin Count :
- 28
- Date Format :
- YY-MM-DD-dd
- Operating Temperature :
- -40°C~85°C
- Surface Mount :
- yes
- Pbfree Code :
- yes
- Number of Timers :
- 1
- Power Supplies :
- 3.3V
- Time-Min :
- SECONDS
- Type :
- Clock/Calendar
- JESD-609 Code :
- e3
- Length :
- 18.1mm
- Packaging :
- Tube
- Lead Free :
- Lead Free
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Voltage - Supply :
- 3V~3.6V
- Width :
- 8.565mm
- Qualification Status :
- Not Qualified
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- Interface :
- Parallel
- Current - Timekeeping (Max) :
- 4mA @ 3V~3.6V
- Number of Terminations :
- 28
- Peak Reflow Temperature (Cel) :
- 260
- Base Part Number :
- DS1501
- Terminal Position :
- Dual
- Terminal Pitch :
- 1.27mm
- Voltage - Supply, Battery :
- 2.5V~3.7V
- External Data Bus Width :
- 8
- Supply Voltage :
- 3.3V
- ECCN Code :
- EAR99
- HTS Code :
- 8473.30.11.80
- Feature :
- Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
- Memory Size :
- 256B
- Time Format :
- HH:MM:SS (24 hr)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Volatile :
- yes
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Surface Mount
- Interrupt Capability :
- Y
- Terminal Finish :
- Matte Tin (Sn)
- JESD-30 Code :
- R-PDSO-G28
- Datasheets
- DS1501WS+
DS1501WS+ Documents

Real Time Clocks Analog Devices, Inc. DS1501WS+ Overview
The DS1501WS+ from Analog Devices, Inc. is a state-of-the-art Real Time Clock (RTC) integrated circuit that provides precise time and date information with features tailored for complex embedded systems. Designed to meet the demands of high-performance applications, this IC integrates seamlessly into various electronic products, offering robust functionality in a compact 28SOIC package. With its advanced time-keeping capabilities, the DS1501WS+ ensures reliability and precision, making it an essential component in any timing-critical application. The integration of a parallel interface facilitates easy communication with microcontrollers and other digital systems, enhancing system integration and functionality.
DS1501WS+ Features
This high-performance RTC offers a range of features designed to enhance product reliability and user convenience. It includes a full clock calendar functionality with seconds, minutes, hours, day, date, month, and year information, and is capable of handling leap years. Additionally, the DS1501WS+ supports a battery backup capability that ensures timekeeping continues even during power outages, thereby providing continuous time tracking essential for many applications. The presence of an automatic switch to backup power enhances its reliability, and its programmable alarm function allows it to meet specific user requirements.
DS1501WS+ Applications
- Telecommunication Systems: Utilized in network hardware for time-stamping and managing log files, ensuring accurate event recording and system synchronization.
- Consumer Electronics: Embedded in devices such as DVRs and digital cameras, where precise time-keeping is crucial for file timestamping and management.
- Industrial Systems: Used in manufacturing lines and industrial equipment to provide accurate timing for process control and operational efficiency.
- Office Automation: Integral to devices like fax machines and copiers for accurate document handling and time-based functions.
- Portable Devices: Employs its low power consumption and backup capabilities in portable medical devices and handheld terminals, ensuring reliable performance and data integrity.
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