The M3004204 series is a 4Mbit high performance non-volatile MRAM with speed up to 108MHz. The M3004204 offers superior reliability and greater than 20-year data retention (at 85°C). It does not require backup battery or capacitor(s) compared to non-volatile SRAM. The M3004204 supports Quad SPI, SDR and DDR interface. It operates at 3V typical from -40°C to +105°C (industrial plus version) and offered in an SOIC or DFN (WSON) package.


  • Utilizing advanced pMTJ STT-MRAM technology
  • High-speed Quad SPI interface, up to 108MHz SDR mode
  • Low active write and read current
  • Independent 256-byte user programmable and lockable NVM
  • Industrial plus operating temperature: -40°C to +105°C
  • Supply voltage: 3.0V
  • Package: 8-pin SOIC and 8-pad DFN (WSON)



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High Performance Serial and Parallel MRAM Memory Family

Renesas’ high performance serial and parallel MRAM memory family provides the largest range of SPI and parallel interface non-volatile memory sizes, with fast read and write speeds. The MRAM family is ideal for applications ranging from factory automation equipment requiring fast back-up data retrieval to medical data units with long-term data storage requirements.