{"product_id":"ds1307-rtc-module-without-battery","title":"DS1307 RTC Module without Battery","description":"\u003cp\u003e\u003cstrong\u003eDS1307 RTC Module\u003c\/strong\u003e is a low-power real-time clock module designed for accurate time and date tracking in embedded systems and microcontroller projects. Based on the DS1307 RTC IC, the module communicates via the I2C interface and includes onboard battery backup support to maintain timekeeping even when the main power supply is disconnected. It is widely used in clocks, data logging systems, automation projects, and IoT applications.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBased on DS1307 real-time clock IC\u003c\/li\u003e\n  \u003cli\u003eMaintains accurate time and date information\u003c\/li\u003e\n  \u003cli\u003eI2C communication interface for easy integration\u003c\/li\u003e\n  \u003cli\u003eBattery backup support for continuous timekeeping\u003c\/li\u003e\n  \u003cli\u003eLow power consumption design\u003c\/li\u003e\n  \u003cli\u003eSupports seconds, minutes, hours, day, date, month, and year\u003c\/li\u003e\n  \u003cli\u003eAutomatic leap-year compensation\u003c\/li\u003e\n  \u003cli\u003eCompact PCB module for embedded applications\u003c\/li\u003e\n  \u003cli\u003eCompatible with Arduino, ESP32, Raspberry Pi, and other MCUs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDigital clocks and calendar systems\u003c\/li\u003e\n  \u003cli\u003eData logging and timestamp recording\u003c\/li\u003e\n  \u003cli\u003eIoT and automation projects\u003c\/li\u003e\n  \u003cli\u003eEmbedded systems requiring real-time tracking\u003c\/li\u003e\n  \u003cli\u003eAttendance and monitoring systems\u003c\/li\u003e\n  \u003cli\u003eBattery-powered electronic devices\u003c\/li\u003e\n  \u003cli\u003eIndustrial timing and scheduling applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRTC IC\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDS1307\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eI2C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3.3V – 5V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTime Format\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e12-hour \/ 24-hour format\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBackup Battery Support\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3V Coin Cell Battery\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eClock Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDepends on external crystal oscillator\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFunctions\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSeconds, Minutes, Hours, Day, Date, Month, Year\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLeap Year Compensation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSupported\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0°C to +70°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModule Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eApprox. 27mm × 28mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n","brand":"PC","offers":[{"title":"Default Title","offer_id":53017947767103,"sku":"EF105","price":49.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0824\/4628\/7167\/files\/RTC_DS1307_Real_Time_Clock_Module.jpg?v=1779104771","url":"https:\/\/www.electronifyindia.com\/products\/ds1307-rtc-module-without-battery","provider":"ElectronifyIndia","version":"1.0","type":"link"}