HALJIA DS1302 Real Time Clock Module Compatible with Arduino AVR ARM PIC SMD

Name: HALJIA DS1302 Real Time Clock Module Compatible with Arduino AVR ARM PIC SMD
Brand: Haljia
Price: 12.50 XCD
Availability: OutOfStock
Rating: 3 (2 reviews)

Product ID: 52376609

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Description

Module operating voltage compatible 3.3V/5V, can be connected with 5V and 3.3V microcontroller DS1302 is made large 8-pin DIP chip, chip below IC socket for easy replacement and swap chips Backup battery is genuine celestial CR2032, Voltage 3V, current 260mAh, non-rechargeable batteries. Theoretical data retention time is more than 10 years! Crystal 32.768KHz, matching capacitance 6pF, size 2 * 6mm

Real-time clock with energy clculations before 2100 seconds, minutes, hours, day, week, month, year capacity, as well as the ability to leap year adjustment serial I / O ports such a way that a minimum number of pins Wide operating voltage range 2.0 5.5V 2.0V, operating current of less than 300nA Read / write clock or RAM data transfer mode, there are two single-byte and multi-byte transfer mode transmission character set 8-pin DIP package or an optional 8-pin SOIC surface mount package under Simple 3-wire interface Vcc = 5V and TTL compatible Optional industrial temperature range of -40 to +85 Dual power tubes used for the main power supply and backup power supply

Reviews

T**9

Like it good value for money.

I needed this for a solar tracker I was building using a Arduino and linear actuators. I wanted to move the solar panels every hour to track the sun rather than use a sun sensor and this has worked perfect since I installed it last May.

10.12.2017

D**T

One Star

Could not get it towork. Tries severa new chips and a diffefernt crystal, but still did not work

22.07.2017

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