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DS1302 CR1220 Battery Powered Real Time Clock Module for DIY

4.5 2 Reviews
$1.31

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Ship between: Jul 24 - Jul 27
China
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Customer Reviews

sub-IT
Aug 14,2016 19:34:01
Pros:
works well good price fast deliverd
Cons:
no
MG
Feb 03,2016 00:03:41
Pros:
fully working compatible with Arduino
Cons:
none

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Main Features:
- The real time clock has the ability of calculating prior to the 2100 seconds, points, hours, week, month, year, and the ability to adjust a leap year
- 31 8-bit RAM
- Wide working voltage: 2.0 - 5.5 V
- 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
- Compatible with TTL, Vcc=5V
- Double main and backup power supplies
- Power LED indicator
- Great for DIY project

Specification

General

Material: PCB + Metal

Weight and Size

Product weight: 0.008 kg
Package weight: 0.02 kg
Product Size(L x W x H): 5.0 x 1.7 x 0.6 cm / 1.97 x 0.67 x 0.24 inches
Package Size(L x W x H): 7.0 x 4.0 x 1.5 cm / 2.75 x 1.57 x 0.59 inches

Package Contents

Package Contents: 1 x DS1302 Real Time Clock Module, 1 x CR1220 Battery, 1 x Dupont Cable

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4.5 *****
sub-IT
Aug 14,2016 19:34:01
Pros:
works well good price fast deliverd
Cons:
no
MG
Feb 03,2016 00:03:41
Pros:
fully working compatible with Arduino
Cons:
none
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DS1302 CR1220 Battery Powered Real Time Clock Module for DIY

$1.31

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