STMicroelectronics

M41T56C64MY6F

M41T56C64MY6F Description

The M41T56C64MY6F is a highly integrated Real-Time Clock (RTC) and Calendar IC designed by STMicroelectronics. This device is specifically engineered to provide accurate timekeeping and calendar functions in a wide range of electronic systems. It features a robust set of functionalities, including EEPROM, Leap Year support, and NVSRAM, making it a versatile solution for various applications.

The M41T56C64MY6F operates within a supply voltage range of 4.5V to 5.5V and consumes a maximum of 100µA during timekeeping operations, ensuring efficient power usage. It also supports a battery backup voltage range of 2.5V to 3.5V, providing reliable timekeeping even in the absence of the main power supply. The device is housed in a Surface Mount Tape & Reel (TR) package, making it suitable for automated assembly processes.

M41T56C64MY6F Features

• Clock/Calendar Functionality: The M41T56C64MY6F maintains accurate timekeeping with a time format of HH:MM:SS, ensuring precise timing for various applications.
• EEPROM and NVSRAM: The device includes 56 bytes of EEPROM and 8KB of NVSRAM, providing ample storage for user data and settings, which are retained even when power is lost.
• Leap Year Support: The calendar function automatically adjusts for leap years, ensuring accurate date calculations over extended periods.
• Low Power Consumption: With a maximum timekeeping current of 100µA at 4.5V to 5.5V, the M41T56C64MY6F is highly energy-efficient, making it ideal for battery-powered applications.
• Battery Backup: The device supports a backup voltage range of 2.5V to 3.5V, ensuring continuous timekeeping during power outages.
• Surface Mount Technology: The M41T56C64MY6F is available in a Surface Mount Tape & Reel (TR) package, facilitating easy integration into modern electronic designs.
• Compliance: The device is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards.

M41T56C64MY6F Applications

The M41T56C64MY6F is well-suited for a variety of applications where accurate timekeeping and data storage are critical. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems that require precise timekeeping and reliable data storage, such as industrial controllers and IoT devices.
• Consumer Electronics: Suitable for consumer electronics like smart meters, digital cameras, and home automation systems, where accurate time and date information is essential.
• Telecommunications: Can be used in telecommunication equipment for logging and monitoring purposes, ensuring accurate timestamping of events.
• Automotive: The device's robustness and reliability make it suitable for automotive applications, such as infotainment systems and onboard diagnostics.

Conclusion of M41T56C64MY6F

The M41T56C64MY6F from STMicroelectronics is a comprehensive RTC and Calendar IC that offers a blend of advanced features and reliable performance. Its low power consumption, extensive memory capabilities, and support for battery backup make it a standout choice for applications requiring precise timekeeping and data retention. Despite being marked as obsolete, the M41T56C64MY6F remains a valuable component for designers looking for a dependable and feature-rich RTC solution.