DS1302 Real Time Clock Module | Varios |

DS1302 Real Time Clock Module

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3,38 €

DS1302 Real Time Clock Module

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DS1302 Real Time Clock Module

Module voltage compatible with 3.3V / 5V, can be connected to 3.3V or 5V SCM

3v 260mAh backup battery(not rechargeable batteries)

Crystal oscillator 32.768KHz

Working temperature 0°C to 70°C

4 positioning holes, diameter 3.1mm

Size: 44 x 23 x 1.6mm


The real time clock has the ability of calculating prior to the 2100 second, minute, hour, day, week, month, year, and the ability to adjust a leap year

31 8 temporary data storage RAM

Serial I / O port pin makes the least number of ways

Wide range of operating voltage 2.0V - 5.5V

When The working voltage is 2.0V, the current is less than 300nA

Read/write clock or RAM data have two transmission way: Single-byte / many bytes group

8 feet DIP assembly or optional 8 feet SOIC encapsulation according to surface assembly

Simple 3 line interface

Optional industrial temperature range -40°C to +85°C

Dual power tube for the main power and backup power supply

TTL compatible(Vcc = 5V)



Do not reverse VCC and GND, it will cause damage.

It requires a pull-up resistor for P0 port of 51 MCU, if without, you can connect the data cable to other terminal.

Battery not included.

Tradução em Português brevemente disponível!

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