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BU9873F-GTE2

BU9873F-GTE2 Description

The BU9873F-GTE2 is a high-performance Real Time Clock (RTC) IC designed by Rohm Semiconductor, offering a comprehensive solution for timekeeping applications. This device is equipped with a clock/calendar function, supporting both 12-hour and 24-hour time formats (HH:MM:SS). It operates within a wide supply voltage range of 1.8V to 5.5V, making it suitable for various power supply environments. The BU9873F-GTE2 features an I2C interface, facilitating easy integration into systems that require precise timekeeping.

The device is housed in an 8SOP package and is available in a Tape & Reel (TR) format, suitable for surface mount applications. It has a maximum timekeeping current of 1.35µA at 3V to 5.5V, ensuring low power consumption and long battery life. The BU9873F-GTE2 also includes advanced features such as an alarm function and leap year compensation, enhancing its functionality and reliability.

BU9873F-GTE2 Features

• Wide Operating Voltage Range: The BU9873F-GTE2 operates efficiently within a voltage range of 1.8V to 5.5V, providing flexibility in power supply options.
• Low Power Consumption: With a maximum timekeeping current of 1.35µA at 3V to 5.5V, this RTC IC is optimized for low power applications, making it ideal for battery-operated devices.
• Advanced Timekeeping Features: The device supports both 12-hour and 24-hour time formats and includes an alarm function and leap year compensation, ensuring accurate timekeeping over extended periods.
• Surface Mount Compatibility: The BU9873F-GTE2 is designed for surface mount applications, making it suitable for modern, compact electronic designs.
• Compliance and Safety: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the BU9873F-GTE2 is suitable for a wide range of manufacturing environments without the need for special handling.

BU9873F-GTE2 Applications

The BU9873F-GTE2 is ideal for a variety of applications where precise timekeeping is essential. Its low power consumption and advanced features make it suitable for:

• Consumer Electronics: Devices such as digital clocks, alarm clocks, and smart home appliances benefit from the accurate timekeeping and low power consumption of the BU9873F-GTE2.
• Industrial: Applications In industrial settings, the RTC IC can be used in control systems, monitoring equipment, and data loggers to maintain accurate time records.
• Medical Devices: For medical equipment requiring precise time tracking, such as patient monitors and diagnostic devices, the BU9873F-GTE2 ensures reliable timekeeping.
• Automotive Systems: The device can be integrated into automotive systems for time-sensitive functions like event logging and maintenance scheduling.

Conclusion of BU9873F-GTE2

The BU9873F-GTE2 from Rohm Semiconductor is a versatile and reliable RTC IC, offering a wide range of features and benefits. Its low power consumption, advanced timekeeping functions, and compatibility with surface mount applications make it an excellent choice for a variety of electronic devices. While it is marked as "Not For New Designs," the BU9873F-GTE2 remains a robust solution for existing systems requiring precise and efficient timekeeping.