Intersil

ISL12028IVZ

ISL12028IVZ Description

The ISL12028IVZ is a highly integrated Real-Time Clock (RTC) and Calendar IC designed by Intersil, a leading manufacturer of high-performance analog and mixed-signal semiconductors. This RTC IC is housed in a 14TSSOP package and is designed for surface-mount applications, making it suitable for a wide range of electronic devices that require precise timekeeping and calendar functions.

Key technical specifications of the ISL12028IVZ include a supply voltage range of 2.7V to 5.5V, ensuring compatibility with various power supply systems. The device operates with a maximum timekeeping current of 20µA at 2.7V to 5.5V, making it highly energy-efficient and ideal for battery-operated applications. The ISL12028IVZ also supports a battery supply voltage range of 1.8V to 5.5V, providing additional flexibility for backup power solutions.

ISL12028IVZ Features

The ISL12028IVZ offers several advanced features that set it apart from other RTC ICs in the market. These features include:

• Alarm Functionality: The device supports an alarm function that can be programmed to trigger at specific times, making it suitable for applications requiring precise timing and scheduling.
• Leap Year Calculation: The ISL12028IVZ automatically accounts for leap years, ensuring accurate date tracking over extended periods.
• Supervisor and Watchdog Timer: These features provide additional system monitoring capabilities, ensuring reliable operation and timely system resets if necessary.
• Time Format: The ISL12028IVZ supports both 12-hour and 24-hour time formats, offering flexibility in displaying time information.

ISL12028IVZ Applications

The ISL12028IVZ 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 cameras, media players, and smart home appliances can benefit from the precise timekeeping and calendar functions provided by the ISL12028IVZ.
• Industrial Systems: The device's robustness and reliability make it suitable for industrial control systems, where accurate time tracking is crucial for process monitoring and automation.
• Medical Devices: The ISL12028IVZ can be used in medical equipment that requires precise timekeeping for patient monitoring and data logging.
• Telecommunications: The RTC IC is suitable for telecommunication infrastructure, where accurate time synchronization is necessary for network operations.

Conclusion of ISL12028IVZ

The ISL12028IVZ is a versatile and reliable RTC IC that offers a comprehensive set of features and benefits for applications requiring precise timekeeping and calendar functions. Despite its obsolete status, the device remains a valuable option for designers looking for a high-performance RTC solution. With its low power consumption, wide supply voltage range, and advanced features such as alarm, leap year calculation, and watchdog timer, the ISL12028IVZ stands out as a robust choice in the market. Its RoHS3 compliance ensures that it meets the latest environmental standards, making it suitable for modern electronic designs.