RTC Real Time Clock I2C Module DS1307

The RTC Real Time Clock I2C Module DS1307 is a versatile electronic component used to keep track of real-time date and time information. It features an integrated battery backup, allowing it to maintain accurate timekeeping even when the main power supply is interrupted.

Key Features:

• Real-Time Clock: Provides accurate and reliable timekeeping, including date, time, day of the week, month, and year.
• I2C Interface: Communicates with microcontrollers and other devices using the I2C protocol, making it easy to integrate into various projects.
• Battery Backup: Includes a built-in battery backup to maintain accurate timekeeping even during power outages.
• Low Power Consumption: Consumes minimal power, making it suitable for battery-powered applications.
• Calendar Functions: Offers additional calendar functions, such as calculating leap years and providing day of the week information.
• Adjustable Alarm: Can be configured to trigger an alarm at a specific time or date.

Applications:

• Clocks and Timers: Used in various clock and timer applications, such as digital clocks, alarm clocks, and countdown timers.
• Data Logging: Employed in data logging systems to timestamp recorded data.
• Real-Time Systems: Integrated into systems that require accurate timekeeping, such as industrial automation, scientific experiments, and financial applications.
• DIY Projects: Popular for DIY enthusiasts to add real-time clock functionality to their projects.

DATA SHEET AND USECASE

Key Features:

• Real-time clock counts seconds, minutes, hours, day of the week, date, month, and year, with leap-year compensation valid up to 2100.
• 56-byte, battery-backed, general-purpose RAM with unlimited writes.
• I²C serial interface simplifies communication with microcontrollers.
• Programmable square-wave output signal.
• Automatic power-fail detect and switch circuitry.
• Consumes less than 500nA in battery-backup mode with oscillator running.