STMicroelectronics

M41T82ZM6E  

Real Time Clocks ICs

M41T82ZM6E Description

The M41T82ZM6E is a highly reliable and versatile Real-Time Clock (RTC) and calendar IC designed by STMicroelectronics. This component is ideal for applications requiring precise timekeeping and calendar functions. It features a robust set of functionalities, including an alarm, leap year compensation, SRAM, and a watchdog timer. The M41T82ZM6E operates within a wide supply voltage range of 2.38V to 5.5V and consumes a maximum of 10µA during timekeeping at 5.5V. It is housed in an 8SOIC package and is available in a tube package format, making it suitable for surface mount applications. Despite being marked as obsolete, the M41T82ZM6E remains a reliable choice for legacy systems and specific applications where its unique features are advantageous.

M41T82ZM6E Features

• Clock/Calendar Functionality: The M41T82ZM6E provides a comprehensive clock and calendar solution, maintaining time in a 24-hour format (HH:MM:SS:hh). It supports leap year compensation, ensuring accurate date tracking over extended periods.
• Alarm and Watchdog Timer: Equipped with an alarm feature, the M41T82ZM6E can generate an interrupt signal at a user-defined time, making it ideal for applications requiring scheduled events or reminders. The watchdog timer helps in monitoring system activity and resetting the system if it becomes unresponsive.
• SRAM: The inclusion of SRAM allows for the storage of additional data, enhancing the functionality of the RTC beyond simple timekeeping.
• Wide Operating Voltage Range: The M41T82ZM6E operates within a supply voltage range of 2.38V to 5.5V, and its battery backup input accepts voltages from 2V to 5.5V, ensuring reliable operation across various power conditions.
• Low Power Consumption: With a maximum timekeeping current of 10µA at 5.5V, the M41T82ZM6E is highly energy-efficient, making it suitable for battery-powered applications.
• Compliance and Packaging: The M41T82ZM6E is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It is packaged in a tube format, facilitating easy handling and integration into surface mount designs.

M41T82ZM6E Applications

The M41T82ZM6E is well-suited for a variety of applications where accurate timekeeping and calendar functions are essential. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems requiring precise timekeeping and calendar functions, such as industrial controllers, medical devices, and smart meters.
• Consumer Electronics: Suitable for consumer electronics like digital cameras, media players, and home automation systems where accurate time display and event scheduling are necessary.
• Telecommunications: Can be used in telecommunication equipment for logging events and maintaining accurate timestamps.
• Automotive: Useful in automotive applications for tracking maintenance schedules, monitoring system uptime, and providing accurate time data for various vehicle systems.

Conclusion of M41T82ZM6E

The M41T82ZM6E from STMicroelectronics is a robust and versatile RTC and calendar IC that offers a comprehensive set of features for precise timekeeping and calendar functions. Its wide operating voltage range, low power consumption, and additional functionalities such as alarm, SRAM, and watchdog timer make it a reliable choice for a variety of applications. Despite being marked as obsolete, the M41T82ZM6E remains a valuable component for legacy systems and specific applications where its unique features provide significant advantages. Its compliance with environmental and safety standards ensures that it meets the requirements of modern electronics manufacturing.

M41T82ZM6E Documents

Download datasheets and manufacturer documentation for M41T82ZM6E

Datasheets :

M41T82/83      

HTML Datasheet :

M41T82/83