DS3231 Realtime clock - Electronic Supplies - Xbotics View larger

DS3231 Realtime clock - Electronic Supplies - Xbotics

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The DS3231 RTC module Precise Real-Time Clock Module is a low-cost, extremely accurate I²C real-time clock (RTC) with an integrated temperature-compensated crystal oscillator (TCXO) and crystal. The device incorporates a battery input and maintains accurate timekeeping when main power to the device is interrupted.

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₹ 130.00 tax excl.

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The integration of the crystal resonator enhances the long-term accuracy of the device as well as reduces the piece-part count in a manufacturing line. The ds3231 Arduino is available in commercial and industrial temperature ranges and is offered in a 16-pin, 300-mil SO package.

For more details about IC, DS3231 datasheet is attached.


  1. Two Time-of-Day Alarms.
  2. Digital Temp Sensor Output.
  3. Register for Aging Trim.
  4. DS3231 RTC with 2032 Battery Holder.
  5. Highly Accurate RTC Completely Manages All Timekeeping Functions.
  6. Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year, with Leap-Year Compensation Valid Up to 2100.
  7. Configurable I2C device Address for AT24C32 using SMD jumpers on PCB (A0, A1, A2).
  8. Programmable Square-Wave Output Signal.
  9. Battery-Backup Input for Continuous Timekeeping.
  10. Low Power Operation Extends Battery-Backup Run Time.


Operating Voltage Range

2.7V ~ 5.5V (including 24C32).

Voltage Supply for RTC

2.2 V ~ 5.5 V


±2ppm from 0°C to +40°C.
±3.5ppm from -40°C to +85°C.

Battery Holder

2032 Coin Battery.

I2C interface

Fast (400kHz) I2C Interface.


AT24C32 32Kbit Serial I2C.

Time and Date Format

Time: HH: MM: SS (12/24 hr).
Date Format: YY-MM-DD-dd.

Operating Temperature Range

Commercial (0°C to +70°C)
Industrial (-40°C to +85°C).

Digital Temp Sensor Output

10 bit, ±3°C Accuracy and 0.25C resolution.

Dimensions in mm (LxWxH)

38 x 22 x 14



* Product Images are shown for illustrative purposes only and may differ from actual product.

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