Monday, December 15, 2025

Memory That Works In Extreme Conditions

Some memory stops working in tough conditions, causing system problems. These MRAM chips keep data, work fast, and last even in heat, cold, or heavy use.

Everspin Expands PERSYST MRAM Family With High-Reliability Devices for Aerospace, Defense, Automotive and Industrial Applications
Everspin Expands PERSYST MRAM Family With High-Reliability Devices for Aerospace, Defense, Automotive and Industrial Applications

Modern electronic systems, especially in aerospace, defense, automotive, and industrial sectors, face increasing demands on memory. If the memory fails in these systems it can cause critical system errors, downtime, or data loss, which these industries cannot afford. Traditional memory types like flash or SRAM have many limitations. MRAM (Magnetoresistive Random Access Memory) addresses these challenges by combining the speed of SRAM, the non-volatility of flash, and high endurance. 

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Everspin’s EM064LX HR and EM128LX HR MRAM devices solve the memory problems. Built for extreme environments, they offer high endurance, wide temperature tolerance, and long-term data retention. Both devices are AEC-Q100 Grade 1 qualified, operating from -40°C to +125°C, and provide 10-year data retention at 125°C. They also undergo a 48-hour burn-in to ensure extra reliability margin, giving designers predictable, dependable memory.

With 64- and 128-megabit densities and sustained read/write speeds of 90 Mbytes/sec, these devices support applications where data integrity is critical. The Quad Serial Peripheral Interface (QSPI) delivers 133 MHz single transfer and 90 MHz dual transfer rates, providing high bandwidth for data-intensive tasks while maintaining MRAM’s known reliability.

These MRAMs combine industry-standard interfaces and packages with proven technology validated through independent testing and field use. They give engineers memory that is fast, reliable, and secure, even in the most demanding environments.

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Key benefits:

  • AEC-Q100 Grade 1 qualified, -40°C to +125°C operation
  • 10-year data retention at 125°C with unlimited read/write endurance
  • 48-hour burn-in for extra reliability
  • Industry-standard QSPI interface and packages for flexible design
  • Proven MRAM technology validated through testing and field use

“Our customers design systems that must perform without compromise in the harshest environments,” says Sanjeev Aggarwal, President and CEO of Everspin Technologies. “EM064LX and EM128LX family of products offer the most reliable and durable non-volatile memory where density and total bandwidth are key requirements. These solutions demonstrate Everspin’s ongoing commitment to supporting mission-critical designs that rely on memory performance and reliability under extreme conditions.”

Nidhi Agarwal
Nidhi Agarwal
Nidhi Agarwal is a Senior Technology Journalist at EFY with a deep interest in embedded systems, development boards and IoT cloud solutions.

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