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DS1302 RTC Module DS1302 Real Time Clock Module - NA227

DS1302 RTC Module DS1302 Real Time Clock Module - NA227


201 in stock

Regular price Rs. 39.00
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The DS1302 RTC Module works very much like a watch. The DS1302 RTC Module accurately keeps time with a precise oscillator and is maintained with a small battery (not included). DS1302 RTC Module is used to give an accurate date and time in many applications. The DS1302 RTC Module is ideal in any time-critical applications like attendance systems, digital cameras, automated sprinkler systems, or a time and calendar display.


  • The real-time clock counts minutes, seconds, dates, hours, month day of the week, year and leap-year compensation up to 2100.
  • 318 temporary data storage RAM
  • Working current of 2.0V, less than 300nA
  • Read / Write clock or RAM data with two kinds of modes single-byte transfer mode and multi-byte character set
  • 8 pin DIP package or optional 8-pin SOIC package based on the surface assembly
  • Simple 3-wire interface
  • Compatible with TTL Vcc=5V
  • Double power supply pipe for main power and backup power supply.

Pin Description:

  • VCC2 → +5 V/3.3V
  • GND → GND
  • CLK → P02
  • DAT → P01
  • RST → P00


  • VCC and GND do not reverse, so as not to burn the chip
  • 51 SCM P0 port to receive a pull-up resistor, if your computer is not connected pull-up resistor, the data can be the string to the other port.

Package Included:

1 x DS1302 RTC Module DS1302 Real Time Clock Module