DS1307 RTC IC(DIP) – Real Time Clock Chip for Arduino, ESP32, Raspberry Pi & Microcontrollers

The DS1307 RTC IC is a low-power, highly accurate Real-Time Clock (RTC) integrated circuit, ideal for timekeeping applications in a wide variety of electronic projects. This versatile and reliable IC can be easily interfaced with microcontrollers like Arduino, Raspberry Pi, and other development boards, providing a precise and stable clock source even in power-down conditions. The DS1307 is perfect for projects where accurate time tracking is essential, such as clocks, data logging, and alarm systems.

Key Features:

• Real-Time Clock: The DS1307 keeps track of the current time and date, including seconds, minutes, hours, day, date, month, and year.

• Accuracy: Features a built-in 32.768kHz crystal oscillator, ensuring accurate timekeeping with a precision of ±2 minutes per month (when properly calibrated).

• I2C Interface: The DS1307 communicates with microcontrollers via the I2C protocol, allowing for easy integration and minimal wiring.

• Low Power Consumption: Operates on 2.0V to 5.5V, making it suitable for battery-powered applications. It consumes minimal power to prolong battery life.

• Onboard Battery Backup: The DS1307 includes an onboard battery backup (typically a coin-cell battery like CR2032) to continue timekeeping even when the main power is off.

• Square Wave Output: Provides a 1Hz square wave output that can be used for time-related events or clock signals.

• Leap Year Compensation: The chip automatically adjusts for leap years, ensuring accurate date handling over long periods.

• Wide Operating Temperature Range: Can operate in temperatures ranging from -40°C to +85°C, making it suitable for a variety of environmental conditions.

Applications:

• Clocks and Timekeeping: Ideal for building digital clocks or time displays in your electronic projects.

• Data Logging: Perfect for use in data loggers, where accurate timestamps are required for sensor readings and data collection.

• Alarms and Timers: Can be used to build alarm systems, countdown timers, or scheduling systems.

• Microcontroller Projects: Easily interfaced with microcontrollers (such as Arduino or Raspberry Pi) to add timekeeping functionality to your DIY electronics.

• Embedded Systems: Commonly used in embedded systems, industrial controls, and portable devices that require accurate timekeeping even when powered off.

• Automation Systems: Useful in systems that rely on time-based events or automation tasks, such as controlling lights or motors at specific times.

Specifications:

• Communication Protocol: I2C (Inter-Integrated Circuit)

• Voltage Range: 2.0V to 5.5V

• Time Accuracy: ±2 minutes per month

• Power Consumption: Low-power operation for extended battery life

• Clock Output: 1Hz square wave output

• Temperature Range: -40°C to +85°C

• Backup Battery: CR2032 coin-cell battery (included or optional, depending on your selection)

• Package Type: 8-pin DIP or SOIC (depending on the variant)

• Operating Modes: Continuous timekeeping with battery backup when external power is removed

• Built-in Oscillator: 32.768kHz crystal oscillator

Why Choose the DS1307 RTC IC?

• Reliable Timekeeping: Offers highly accurate timekeeping, even in low-power or battery-operated systems.

• Simple Interface: The I2C interface makes it easy to connect and control with microcontrollers, simplifying integration into your projects.

• Battery Backup: Keeps track of time even when the main power supply is disconnected, ensuring uninterrupted operation.

• Versatile Applications: Whether you're building a clock, data logger, or timer, the DS1307 is an ideal choice for projects requiring precise timekeeping.

• Wide Compatibility: Compatible with a variety of platforms like Arduino, Raspberry Pi, and other microcontroller systems.

Package Includes:

• 1x DS1307 RTC IC (8-pin DIP or SOIC version, depending on your selection)