Description

The DS1307 RTC (Real-Time Clock) module is a reliable, low-power timekeeping solution, featuring a full BCD clock with 56 bytes of non-volatile RAM. It is designed to provide precise timekeeping with information such as seconds, minutes, hours, days, months, and even leap year compensation. This module operates using a two-line bidirectional I2C interface for easy integration with microcontrollers. It includes a built-in power-down detection and automatic battery switching function, ensuring uninterrupted operation even during power failures. Compact and versatile, the DS1307 RTC is ideal for applications requiring accurate time and calendar management.

Why Choose the DS1307 RTC Module?

The DS1307 RTC module offers precise and reliable timekeeping with robust features such as leap year compensation and non-volatile memory. Its automatic power switching ensures uninterrupted timekeeping during power outages, making it perfect for critical applications. The compact design, combined with a built-in charging circuit for the backup battery, ensures easy integration into a variety of projects. Whether you need a timekeeping solution for embedded systems, alarms, or industrial applications, the DS1307 RTC module delivers dependable performance.

Key Features

Accurate Timekeeping: Tracks seconds, minutes, hours, days, months, and years with leap year compensation.
Non-Volatile Memory: 56 bytes of storage for user data.
Two-Wire Interface: I2C communication for easy integration with microcontrollers.
Automatic Power Switching: Seamless transition to battery backup during power loss.
Compact Design: Measures only 27mm × 28mm × 7mm, perfect for space-constrained projects.
Programmable Square Wave Output: Offers flexibility for custom applications.
Low Power Consumption: Less than 500nA in battery backup mode.
Built-in Charging Circuit: Supports the LIR2032 lithium battery for extended operation.

Technical Specifications

Chip: DS1307 RTC
Memory: 56 bytes of non-volatile RAM
Interface: Two-wire I2C
Power Supply: Operates on primary power and switches to LIR2032 lithium battery during power outages
Backup Battery Duration: Up to 1 year
Output: Programmable square wave signal
Dimensions: 27mm × 28mm × 7mm
Operating Modes: 12-hour or 24-hour format with AM/PM indication
Power Consumption: Less than 500nA in battery backup mode

Applications

Timekeeping in Embedded Systems: Adds real-time clock functionality to microcontroller-based projects.
Data Loggers: Maintain accurate timestamps for logged data.
Industrial Automation: Ensure precise time management for process control systems.
Alarm Systems: Reliable timekeeping for triggering alarms and events.
IoT Devices: Synchronised timekeeping for networked systems.
Home Automation: Schedule and manage devices with accurate real-time clocks.

The DS1307 RTC Real-Time Clock Module is a compact, feature-rich solution for all your timekeeping needs, ensuring precision and reliability in any project.