DS1302 RTC Real Time Clock Module

Keep precise time in your Arduino and microcontroller projects with the DS1302 Real Time Clock (RTC) Module.This compact 5-pin module allows your system to track seconds, minutes, hours, day, date, month, and year, even when powered off — thanks to its onboard CR2032 backup battery support.Ideal for data logging, clocks, alarms, and real-time event tracking, the DS1302 module communicates with your microcontroller via a simple 3-wire serial interface and consumes very low power.Whether you are a student, hobbyist, or engineer, this module is a must-have for accurate timekeeping in your embedded projects.

 Technical Specifications

• IC Chip: DS1302 RTC

• Operating Voltage: 5V DC (some boards support 3.3V)

• Interface: 3-wire serial (CLK, DAT, RST)

• Timekeeping: Seconds, Minutes, Hours, Day, Date, Month, Year (with leap-year compensation)

• Backup Power: Supports CR2032 coin cell (not always included)

• Data Retention: Battery keeps time running during power loss

• Low Power Consumption: Extended battery life (months to years)

• Operating Temperature: 0°C to +70°C

• Module Pins (5): VCC, GND, CLK, DAT, RST

 Package Includes

• 1 × DS1302 Real Time Clock Module (5-Pin)

• 1 × CR2032 Battery