Real Time Clock DS1302 RTC

Index: OST-14303 EAN: 5903351241830

Module with real time clock DS1302 RTC. It allows you to read the time in hours, minutes, and seconds, date: day, month, year. Communicates via I/O interface.

Real Time Clock DS1302 RTC
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Manufacturer: OpenPlatform

Product description: DS1302 RTC - real time clock

Module with real time clock DS1302 RTC. It allows you to read the time in hours, minutes, and seconds, date: day, month, year. Communicates via I/O interface.

DS1302 zegar RTC

The connection module RTC DS1302

The system communicates using the I/O (not SPI or I2C), it has solderedgoldpin connectors - 2.54 mm raster. Description of the outputs is given in the table below.


Pin Description
VCC Supply voltage from 2.0 V to 5.5 V
GND The ground of the system.
CLK Line clock.
DATE Data line.
RST Reset.


Specification of module RTC DS1302

  • Supply voltage: from 2.0 V to 5.5 V
  • Current consumption: less than 1 mA
  • Disposition: DS1302 (documentation)
  • Communication interface: I/O
  • Available data:
    • Time: time (AM, PM), minute, second
    • Date: month, day, year
  • Power supply: CR2032 battery (not included)


Package width 4.5 cm
Package height 5.6 cm
Package depth 1 cm
Package weight 0.01 kg

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Product reviews

Real Time Clock DS1302 RTC


Average grade


Customers opinion
The following opinions are collected
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Piotr 12.03.2023 Confirmed purchase Translated review
Very good layout. Good price.
Dmytro 18.12.2022 Confirmed purchase Translated review
I recommend
Artur C. 26.02.2022 Confirmed purchase Translated review
5/5. I recommend
Paweł M. 22.02.2022 Confirmed purchase Translated review
For the two modules ordered, only one works properly.
Grzegorz F. 03.01.2022 Confirmed purchase Translated review
Everything's all right
Karol S. 20.08.2021 Confirmed purchase Translated review
cheap and compatible with other modules

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