Renesas Electronics Corporation

1339B-31DVGI8

1339B-31DVGI8 Description

The 1339B-31DVGI8 is a Real-Time Clock (RTC) and Calendar IC designed by Renesas Electronics Corporation, a leading provider of advanced semiconductor solutions. This device is part of the Clock/Timing IC categorys and is housed in an 8-TSSOP package, making it suitable for surface-mount applications. The 1339B-31DVGI8 operates within a supply voltage range of 2.7V to 5.5V and features a battery backup supply voltage range of 1.3V to 3.7V, ensuring reliable timekeeping even in the absence of main power. The device supports both 12-hour and 24-hour time formats and communicates via the I2C interface, facilitating easy integration into various electronic systems. Despite its obsolete status, the 1339B-31DVGI8 remains a robust solution for applications requiring precise timekeeping and calendar functions.

1339B-31DVGI8 Features

• Timekeeping Performance: The 1339B-31DVGI8 offers a maximum timekeeping current of 200µA at supply voltages between 3.63V and 5.5V, ensuring low power consumption and extended battery life.
• Flexible Time Format: The device supports both 12-hour and 24-hour time formats, providing flexibility to meet different application requirements.
• Wide Operating Voltage Range: With a main supply voltage range of 2.7V to 5.5V and a backup battery voltage range of 1.3V to 3.7V, the 1339B-31DVGI8 is highly versatile and can operate across various power conditions.
• Surface Mount Compatibility: The 1339B-31DVGI8 is available in an 8-TSSOP package, making it suitable for surface-mount technology (SMT) processes, which are widely used in modern electronics manufacturing.
• Moisture Sensitivity Level: The device has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to ambient conditions, enhancing its reliability in diverse environments.
• I2C Interface: The I2C communication interface simplifies integration with microcontrollers and other system components, reducing design complexity and development time.

1339B-31DVGI8 Applications

The 1339B-31DVGI8 is ideal for applications that require precise timekeeping and calendar functions, such as:

• Embedded Systems: Ideal for embedded systems where accurate time and date information are crucial for system operation and data logging.
• Consumer Electronics: Suitable for consumer devices like digital clocks, smartwatches, and home automation systems that need reliable timekeeping.
• Industrial Control: Applicable in industrial control systems where time synchronization and event logging are essential for process monitoring and control.
• Telecommunications: Useful in telecom equipment for maintaining accurate time references and logging call data.
• Medical Devices: Can be employed in medical devices for tracking time-sensitive events and ensuring compliance regulatory with requirements.

Conclusion of 1339B-31DVGI8

The 1339B-31DVGI8 from Renesas Electronics Corporation is a versatile and reliable Real-Time Clock and Calendar IC. Despite its obsolete status, it continues to offer significant advantages, such as low power consumption, flexible time formats, and a wide operating voltage range. Its surface-mount compatibility and I2C interface make it easy to integrate into a variety of electronic systems. The 1339B-31DVGI8 is particularly well-suited for applications in embedded systems, consumer electronics, industrial control, telecommunications, and medical devices, where accuratekeeping time and calendar functions are essential.