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BU9873FJ-GTE2

BU9873FJ-GTE2 Description

The BU9873FJ-GTE2 is a high-performance Real Time Clock (RTC) IC designed by Rohm Semiconductor, ideal for applications requiring precise timekeeping and calendar functions. This 8-SOP packaged device operates over a wide voltage range of 1.8V to 5.5V, ensuring compatibility with various power supply configurations. It features a maximum timekeeping current of 1.35µA at 3V to 5.5V, making it highly energy-efficient and suitable for battery-powered devices.

The BU9873FJ-GTE2 supports both 12-hour and 24-hour time formats, providing flexibility in time display options. It includes advanced features such as an alarm function and leap year correction, enhancing its functionality for complex time management tasks. The device is housed in a surface-mount package, making it suitable for compact and space-constrained designs. Additionally, it is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.

BU9873FJ-GTE2 Features

• Wide Operating Voltage Range: 1.8V to 5.5V, ensuring compatibility with a variety of power supply configurations.
• Low Power Consumption: Maximum timekeeping current of 1.35µA at 3V to 5.5V, making it ideal for battery-powered applications.
• Flexible Time Display: Supports both 12-hour and 24-hour time formats (HH:MM:SS).
• Advanced Features: Includes an alarm function and leap year correction, providing enhanced functionality for time management.
• Surface-Mount Package: 8-SOP package, suitable for compact and space-constrained designs.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards.
• Alarm and Leap Year Correction: Ensures accurate timekeeping over extended periods, including leap years.
• Mounting Type: Surface Mount, facilitating easy integration into modern PCB designs.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), ensuring reliability in various environmental conditions.

BU9873FJ-GTE2 Applications

The BU9873FJ-GTE2 is ideal for a wide range of applications where precise timekeeping and calendar functions are essential. Its low power consumption and wide operating voltage range make it particularly suitable for battery-powered devices. Key applications include:

• Consumer Electronics: Smartwatches, fitness trackers, and other wearable devices.
• Industrial Equipment: Embedded systems, control panels, and monitoring devices.
• Medical Devices: Portable medical equipment and diagnostic tools.
• Automotive Systems: In-vehicle infotainment systems and electronic control units.
• Communication Devices: Routers, modems, and other networking equipment.

Conclusion of BU9873FJ-GTE2

The BU9873FJ-GTE2 is a versatile and reliable Real Time Clock IC that offers a comprehensive set of features for precise timekeeping and calendar functions. Its low power consumption, wide operating voltage range, and advanced features such as alarm and leap year correction make it an excellent choice for a variety of applications. The device's surface-mount package and environmental compliance further enhance its suitability for modern electronic designs. While it is marked as "Not For New Designs," the BU9873FJ-GTE2 remains a robust solution for existing projects and legacy systems requiring reliable time management capabilities.