Diodes Incorporated

PT7C4311AZEEX

PT7C4311AZEEX Description

The PT7C4311AZEEX is a Real-Time Clock (RTC) and Calendar IC designed for a wide range of applications requiring precise timekeeping. Manufactured by Diodes Incorporated, this component is part of the Clock/Timing ICs category. It features a robust set of specifications that make it suitable for various electronic systems.

This IC operates with a supply voltage range of 1.2V to 5.5V, ensuring compatibility with different power sources. It also supports a battery backup supply voltage range of 2V to 3.5V, which is crucial for maintaining timekeeping during power interruptions. The PT7C4311AZEEX is designed for surface mount applications, making it ideal for compact and space-constrained designs.

The device has a memory size of 56 bytes, which can be used for storing additional data alongside the clock/calendar information. It supports both 12-hour and 24-hour time formats, providing flexibility in time display options. The timekeeping current is maximized at 150µA for supply voltages ranging from 1.5V to 5.5V, ensuring low power consumption and extended battery life.

The PT7C4311AZEEX is available in a Tape & Reel (TR) package, which is suitable for automated assembly processes. It is also ROHS3 compliant, adhering to environmental and safety standards in the electronics industry. Despite being marked as obsolete, this IC remains a reliable choice for applications that require accurate timekeeping and calendar functions.

PT7C4311AZEEX Features

The PT7C4311AZEEX offers several unique features that set it apart from similar models:

• Wide Supply Voltage Range: The ability to operate between 1.2V and 5.5V makes it versatile for various power supply configurations.
• Low Timekeeping Current: Consuming a maximum of 150µA, it ensures minimal power draw, which is essential for battery-operated devices.
• Square Wave Output: This feature allows for easy integration with other digital circuits, enhancing its functionality.
• Flexible Time Format: Supporting both 12-hour and 24-hour formats, it caters to different regional and application-specific requirements.
• Battery Backup Support: With a backup voltage range of 2V to 3.5V, it maintains accurate timekeeping even during power outages.
• Surface Mount Compatibility: The surface mount type ensures it can be easily integrated into modern PCB designs.
• ROHS3 Compliance: This ensures that the component meets environmental and safety standards, making it suitable for a wide range of applications.

PT7C4311AZEEX Applications

The PT7C4311AZEEX is ideal for a variety of applications where accurate timekeeping and calendar functions are essential. Some specific use cases include:

• Consumer Electronics: Devices such as digital clocks, alarm clocks, and home automation systems benefit from its precise timekeeping and calendar functions.
• Industrial Control Systems: For systems requiring accurate time logging and scheduling, this IC ensures reliable operation.
• Medical Devices: In applications where time tracking is critical, such as patient monitoring systems, the PT7C4311AZEEX provides accurate and reliable timekeeping.
• Telecommunications: Network equipment that requires synchronized timekeeping can utilize this IC for maintaining accurate timestamps.
• Automotive Systems: For in-vehicle infotainment systems and other automotive applications, the PT7C4311AZEEX ensures accurate time display and logging.

Conclusion of PT7C4311AZEEX

The PT7C4311AZEEX, despite being marked as obsolete, remains a reliable and versatile Real-Time Clock and Calendar IC. Its wide supply voltage range, low timekeeping current, and support for both 12-hour and 24-hour time formats make it suitable for a variety of applications. The inclusion of a square wave output and battery backup support further enhances its functionality. Ideal for consumer electronics, industrial control systems, medical devices, telecommunications, and automotive systems, the PT7C4311AZEEX continues to be a valuable component for precise timekeeping and calendar functions.