MR25H256APDFR

Memory IC Overview

The MR25H256APDFR is a 256Kb magnetoresistive random-access memory (MRAM) device manufactured by Everspin Technologies. It features a 32k x 8 organization with an SPI interface and operates within a 2.7V to 3.6V supply voltage range. The component utilizes an 8-DFN package and supports surface-mount installation. It is designed for non-volatile data storage applications requiring high endurance.

Memory IC Feature Summary

• Provides non-volatile data retention without write delays, ensuring immediate data availability after power cycles.
• Offers unlimited read/write endurance, eliminating degradation concerns associated with traditional flash memory technologies.
• Features serial peripheral interface compatibility, allowing seamless integration with standard microcontroller systems.

Memory IC Applications

• Data logging in automotive electronic control units
• Parameter storage for electric powertrain systems
• Configuration memory for industrial sensor networks

Memory IC Procurement Notes

Verify the specific suffix 'A' against the original design specifications to ensure compatibility with existing firmware and hardware layouts. Confirm that the 8-DFN package dimensions align with the target PCB footprint. Check for any recent product change notices regarding moisture sensitivity levels or RoHS compliance status before finalizing procurement orders.

Memory IC Selection Notes

Select this component when designing systems requiring high-speed, non-volatile storage with infinite endurance. It is suitable for applications where frequent data updates are necessary without the wear-out limitations of EEPROM or Flash. Ensure the operating environment stays within the specified temperature range for optimal performance.

Memory IC Part Context

This part belongs to the MR25H256 series of serial SPI MRAM devices from Everspin Technologies. The series is characterized by its spin-transfer torque technology, providing fast access times and low power consumption. It serves as a drop-in replacement for many serial EEPROM and Flash memories in terms of pinout and timing.

Memory IC Replacement Considerations

Public confirmed substitute part numbers: MR25H256ACDFR, MR25H256CDFR.