The M41ST85WMH6 is a versatile real-time clock (RTC) module manufactured by STMicroelectronics, a leader in the semiconductor industry. This integrated circuit is designed to provide precise time and date information for a wide range of applications, from consumer electronics to industrial systems.

Key Features

• Integrated Crystal: The M41ST85WMH6 includes an embedded 32.768 kHz quartz crystal, ensuring high-precision timekeeping without the need for external components.
• Low Power Consumption: This RTC is optimized for low power consumption, making it ideal for battery-powered applications where energy efficiency is crucial.
• Serial Interface: The device features a serial I2C interface, allowing for easy integration with microcontrollers and other digital systems.
• Alarm Functions: It includes programmable alarms that can be set to trigger on a specific date, day of the week, or time, providing flexibility for time-based events.
• Watchdog Timer: An integrated watchdog timer enhances system reliability by providing a hardware reset feature in case of system failures or anomalies.
• Additional Memory: The M41ST85WMH6 comes with additional bytes of battery-backed SRAM, offering storage for critical data that must be preserved during power loss.

Applications

The M41ST85WMH6 is suitable for a broad array of applications, including:

• Embedded systems
• Consumer electronics such as digital cameras, audio/video equipment
• Industrial control systems
• Utility meters
• POS terminals
• Network equipment

Technical Specifications

The device operates over a wide voltage range and temperature range, ensuring reliable performance in diverse environments. With its comprehensive timekeeping features and additional memory, the M41ST85WMH6 is a robust choice for maintaining accurate time in electronic systems.