DS1302S/T&R
- Mfr.Part #
- DS1302S/T&R
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 8-SOIC (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR SER 8-SOIC
- Stock
- 1,871
- In Stock :
- 1,871
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Memory Size :
- 31b
- Base Part Number :
- DS1302
- Lead Free :
- Lead Free
- Operating Temperature :
- 0°C~70°C
- Voltage - Supply, Battery :
- 2V~5.5V
- Current - Timekeeping (Max) :
- 0.3μA~1μA @ 2V~5V
- Voltage - Supply :
- 2V~5.5V
- Package / Case :
- 8-SOIC (0.209, 5.30mm Width)
- Supplier Device Package :
- 8-SO
- Number of Pins :
- 8
- RoHS Status :
- ROHS3 Compliant
- Published :
- 2002
- Factory Lead Time :
- 6 Weeks
- Packaging :
- Tape and Reel (TR)
- Mounting Type :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Interface :
- 3-Wire Serial
- Type :
- Clock/Calendar
- Time Format :
- HH:MM:SS (12/24 hr)
- Date Format :
- YY-MM-DD-dd
- Feature :
- Leap Year, NVSRAM, Trickle-Charger
- Datasheets
- DS1302S/T&R

Real Time Clocks Analog Devices, Inc. DS1302S/T&R Overview
The DS1302S/T&R by Analog Devices, Inc. is a real-time clock/calendar IC that offers a robust serial interface, housed in a compact 8SOIC package. This integrated circuit is designed to manage timekeeping with precision in microcontroller-based systems. Featuring a trickle-charge timekeeping chip that contains a real-time clock/calendar and 31 bytes of static RAM, this IC efficiently addresses the need for accurate time tracking in electronic devices. With its low-power consumption and full clock/calendar functionality, this product is ideal for applications requiring reliable timekeeping over long periods, making it a valuable component for a variety of industrial and commercial applications.
DS1302S/T&R Features
This Real Time Clock IC from Analog Devices incorporates multiple features that enhance its utility and reliability. Key features include:
- Full calendar functionality with seconds, minutes, hours, day, date, month, and year timing.
- Automatic adjustment for months with fewer than 31 days, including corrections for leap year.
- Serial interface for easy communication with microcontrollers.
- Low power consumption ensures longevity and reliability in battery-powered applications.
- Trickle-charge capability, allowing the device to operate with backup battery power during power failures.
DS1302S/T&R Applications
- Consumer Electronics: Used in devices such as smart watches and other wearable technology to manage time effectively and ensure synchronized operations.
- Home Appliances: Integrated into smart home systems like programmable thermostats and home automation controllers to track time for scheduling and automation tasks.
- Industrial Equipment: Helps in maintaining time logs and managing operational schedules in machinery and industrial automation systems.
- Healthcare Devices: Employed in medical equipment like patient monitoring systems and sleep apnea machines to record and manage operation times.
- Office Equipment: Utilized in networked office devices such as printers and fax machines for time-stamping documents and managing device sleep and wake cycles.
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