MRAM solution for unified code and data memory storage

UNISYST MRAM is a new class of unified memory that combines code storage and data memory into a single, high-performance non-volatile device. Designed to overcome the limitations of traditional NOR flash architectures, UNISYST simplifies system design while delivering high speed, endurance, and deterministic performance.

Built on Everspin’s proven STT-MRAM technology, UNISYST extends persistent memory into applications that demand fast access, real-time updates, and reliable operation across power cycles.

UNISYST MRAM’S Unified memory architecture stores code and data in a single device eliminating the need for separate NOR flash and SRAM/DRAM. This simplifies memory hierarchy and reduces BOM.

UNISYST bridges traditional configuration memory with higher-density persistent storage, enabling a seamless transition from flash-based designs.

UNISYST delivers high-bandwidth read and write performance in a non-volatile device, removing the write bottlenecks associated with flash.

Engineered for Real-Time Reliability

Built on Everspin’s proven STT-MRAM technology, UNISYST extends persistent memory into applications that demand fast access, real-time updates, and reliable operation across power cycles.

Beyond Flash, Without Write Bottlenecks

UNISYST bridges traditional configuration memory with higher-density persistent storage, enabling a seamless transition from flash-based designs and delivers high-bandwidth read & write performance in a non-volatile device, removing the write bottlenecks associated with flash.

Enhanced Serial NOR-Like

LPDDRx Ultra-Fast Read

Chiplet

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Product Family Orderable P/N Family Page Technology Avail Interface Interface Type Density I/O Width Operating Temp Speed Vdd Package Where to Buy Documents Product Inquiry Sample Request
PERSYST MR5A16AUMA45R MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit -40 to +125C 45ns 3.3 BGA-48 Order MR5A16AUMA45R Documents MR5A16AUMA45R Product Inquiry MR5A16AUMA45R Sample Request MR5A16AUMA45R
PERSYST MR5A16AUYS45 MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit -40 to +125C 45ns 3.3 TSOP-54 Order MR5A16AUYS45 Documents MR5A16AUYS45 Product Inquiry MR5A16AUYS45 Sample Request MR5A16AUYS45
PERSYST MR5A16AUYS45R MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit -40 to +125C 45ns 3.3 TSOP-54 Order MR5A16AUYS45R Documents MR5A16AUYS45R Product Inquiry MR5A16AUYS45R Sample Request MR5A16AUYS45R
PERSYST MR5A16AYS35 MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit 0 to +70C 35ns 3.3 TSOP-54 Order MR5A16AYS35 Documents MR5A16AYS35 Product Inquiry MR5A16AYS35 Sample Request MR5A16AYS35
PERSYST MR5A16AYS35R MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit 0 to +70C 35ns 3.3 TSOP-54 Order MR5A16AYS35R Documents MR5A16AYS35R Product Inquiry MR5A16AYS35R Sample Request MR5A16AYS35R
PERSYST MR5A16ACYS35 MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit -40 to +85C 35ns 3.3 TSOP-54 Order MR5A16ACYS35 Documents MR5A16ACYS35 Product Inquiry MR5A16ACYS35 Sample Request MR5A16ACYS35
PERSYST MR5A16ACYS35R MR5A16A Toggle MRAM MP Parallel Async 32Mb 16-bit -40 to +85C 35ns 3.3 TSOP-54 Order MR5A16ACYS35R Documents MR5A16ACYS35R Product Inquiry MR5A16ACYS35R Sample Request MR5A16ACYS35R
PERSYST EM004LXQBDH13CS1T EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit 0 to +70C 133MHz 1.8 DFN-8 Small Flag Order EM004LXQBDH13CS1T Documents EM004LXQBDH13CS1T Product Inquiry EM004LXQBDH13CS1T Sample Request EM004LXQBDH13CS1T
PERSYST EM004LXQBDH13CS1R EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit 0 to +70C 133MHz 1.8 DFN-8 Small Flag Order EM004LXQBDH13CS1R Documents EM004LXQBDH13CS1R Product Inquiry EM004LXQBDH13CS1R Sample Request EM004LXQBDH13CS1R
PERSYST EM004LXQBB313CS1T EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit 0 to +70C 133MHz 1.8 BGA-24 Order EM004LXQBB313CS1T Documents EM004LXQBB313CS1T Product Inquiry EM004LXQBB313CS1T Sample Request EM004LXQBB313CS1T
PERSYST EM004LXQBB313CS1R EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit 0 to +70C 133MHz 1.8 BGA-24 Order EM004LXQBB313CS1R Documents EM004LXQBB313CS1R Product Inquiry EM004LXQBB313CS1R Sample Request EM004LXQBB313CS1R
PERSYST EM004LXQBDH13IS1T EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit -40 to +85C 133MHz 1.8 DFN-8 Small Flag Order EM004LXQBDH13IS1T Documents EM004LXQBDH13IS1T Product Inquiry EM004LXQBDH13IS1T Sample Request EM004LXQBDH13IS1T
PERSYST EM004LXQBDH13IS1R EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit -40 to +85C 133MHz 1.8 DFN-8 Small Flag Order EM004LXQBDH13IS1R Documents EM004LXQBDH13IS1R Product Inquiry EM004LXQBDH13IS1R Sample Request EM004LXQBDH13IS1R
PERSYST EM004LXQBB313IS1T EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit -40 to +85C 133MHz 1.8 BGA-24 Order EM004LXQBB313IS1T Documents EM004LXQBB313IS1T Product Inquiry EM004LXQBB313IS1T Sample Request EM004LXQBB313IS1T
PERSYST EM004LXQBB313IS1R EM004LXQ xSPI, STT MRAM NR Serial xSPI Quad 4Mb 4-bit -40 to +85C 133MHz 1.8 BGA-24 Order EM004LXQBB313IS1R Documents EM004LXQBB313IS1R Product Inquiry EM004LXQBB313IS1R Sample Request EM004LXQBB313IS1R