Everspin Technologies, Inc.

MR25H40MDF

MR25H40MDF Description

The MR25H40MDF is a high-performance, non-volatile memory IC designed for demanding automotive applications. Manufactured by Everspin Technologies, Inc., this 4Mbit MRAM (Magnetoresistive RAM) device offers robust performance and reliability. It features a memory organization of 512K x 8, ensuring efficient data storage and retrieval. The MR25H40MDF operates at a clock frequency of 40 MHz, providing fast read and write speeds essential for real-time applications. The device supports a supply voltage range of V3 to 3.6V, ensuring compatibility with various power supply configurations.

MR25H40MDF Features

• Memory Interface: The MR25H40MDF utilizes the SPI (Serial Peripheral Interface) protocol, which is widely adopted in embedded systems for its simplicity and efficiency. This interface allows for seamless integration with microcontrollers and other system components.
• Memory Organization: With a 512K x 8 memory organization, the MR25H40MDF provides a total memory size of 4Mbit. This configuration ensures that the device can store a significant amount of data while maintaining high performance.
• Clock Frequency: Operating at a clock frequency of 40 MHz, the MR25H40MDF delivers rapid data access and transfer rates. This high-speed operation is crucial for applications requiring real-time data processing and storage.
• Voltage - Supply: The device operates within a supply voltage range of 3V to 3.6V, making it suitable for a variety of power supply configurations. This flexibility ensures that the MR25H40MDF can be easily integrated into different systems without requiring complex voltage regulation.
• Technology: Utilizing MRAM (Magnetoresistive RAM) technology, the MR25H40MDF offers non-volatile data storage. This means that data is retained even when power is lost, providing a reliable solution for critical applications.
• Grade: The MR25H40MDF is designed for automotive applications, ensuring it meets the stringent reliability and performance standards required for this demanding environment.
• Mounting Type: The surface mount package of the MR25H40MDF allows for easy integration into compact and space-constrained designs. This mounting type is ideal for modern automotive electronics where space is at a premium.
• Moisture Sensitivity Level (MSL): With an MSL rating of 3 (168 hours), the MR25H40MDF is suitable for manufacturing processes that require a certain level of moisture protection. This ensures the device remains reliable and functional during production and assembly.
• Compliance: The MR25H40MDF is REACH unaffected and RoHS3 compliant, meeting the environmental and regulatory standards for electronic components. This compliance ensures that the device is safe for use in various markets and applications.

MR25H40MDF Applications

The MR25H40MDF is ideal for a range of automotive applications where reliability, performance, and non-volatile data storage are critical. Specific use cases include:

• Automotive Control Systems: The MR25H40MDF can be used in engine control units (ECUs), transmission control modules (TCMs), and other automotive control systems where real-time data storage and retrieval are essential.
• Advanced Driver Assistance Systems (ADAS): The device's high-speed operation and non-volatile storage make it suitable for ADAS applications, such as adaptive cruise control, lane departure warning systems, and autonomous driving technologies.
• Infotainment Systems: The MR25H40MDF can store critical data and settings for automotive infotainment systems, ensuring that user preferences and system configurations are retained even when power is lost.
• Safety Systems: The reliability of MRAM technology ensures that the MR25H40MDF can be used in safety-critical systems, such as airbag control modules and electronic stability control systems.

Conclusion of MR25H40MDF

The MR25H40MDF is a high-performance, non-volatile memory IC designed to meet the demanding requirements of automotive applications. With its 4Mbit memory size, 40 MHz clock frequency, and SPI interface, the device offers fast and reliable data storage and retrieval. The use of MRAM technology ensures that data is retained even in the event of power loss, providing a robust solution for critical automotive systems. The MR25H40MDF's compliance with environmental and regulatory standards, along with its surface mount package and automotive grade, make it an ideal choice for modern automotive electronics.