Accurate and low-power real-time clock module based on the DS1302 chip. Designed to keep track of time and date even when your main system is powered off, thanks to its backup battery support.
✔ Key Features
✔ Real-time clock (RTC) for time and date tracking
✔ Battery backup support (keeps time when power is off)
✔ Simple 3-wire interface (CLK, DAT, RST)
✔ Low power consumption
✔ Easy integration with Arduino and microcontrollers
✔ Compact module design
🔹 Specifications
🔹 Chipset: DS1302
🔹 Time Format: Seconds, Minutes, Hours, Date, Month, Day, Year
🔹 Interface: 3-wire serial (CLK, DAT, RST)
🔹 Operating Voltage: 2V – 5.5V DC
🔹 Backup Battery: CR2032 (not always included)
🔹 Built-in trickle charger support
➤ Applications
➤ Digital clocks and timers
➤ Data logging systems
➤ Alarm systems
➤ Automation projects
➤ Arduino and Raspberry Pi projects
⚠ Notes
⚠ Accuracy depends on crystal quality (not as precise as DS3231)
⚠ Backup battery may not be included
⚠ Requires library for microcontroller use
📦 Package Includes
✔ 1 × DS1302 RTC Module
