microSD500 SERIES

The Exascend microSD500 series is specifically engineered for automotive and mission-critical applications that operate in extreme temperatures, ranging from -40°C to 105°C. This series utilizes 176-layer 3D TLC NAND flash and incorporates advanced firmware technologies such as LDPC ECC, wear leveling and pSLC, ensuring unwavering data integrity, high endurance and sustained performance. Product Specs and Datasheet →

SD 6.0


176-layer 3D TLC

NAND Flash

-40°C to 105°C

Wide temperature

Up to

0 GB


Up to

0 MB/s


Extreme Temperature Resistant microSD Card - Up to 105°C

Exceptional Durability for Harsh Environments

The microSD500 series boasts cutting-edge temperature tech, enduring temperatures of up to 105°C. It holds an IP67 rating for dust and water resistance and is also certified as X-ray safe.

Fixed BOM solutions

We provide customers with steadfast Fixed BOM (Bill of Materials) solutions that ensure both product performance and long-term support.

Smart health monitoring

Easily track and monitor the health of your Exascend microSD500 cards with our SMART Tool software with a GUI.

Premium microSD Cards for Demanding Automotive Applications

Key features:

  • Enduring extreme temperatures from -40°C to 105°C
  • Capacities available from 8 GB to 256 GB (8 GB and 16 GB in pSLC mode)
  • Read speeds up to 90 MB/s, write speeds up to 80 MB/s
  • Speed class: V30/U3/C10, performance class: A2
  • Automotive-grade reliability with a 2 million-hour MTBF
  • IP67-compliant. Manufactured on IATF16949-certified production line. AEC-Q100 qualification pending.

Product Specs and Datasheet →

Reliable Wide-Temp microSD Cards with Rigorous QC Testing

Exascend microSD500 cards undergo a rigorous QC testing regimen during production, featuring an extensive wide-temperature burn-in test spanning from -40°C to 105°C. This testing surpasses commercial grade standards and guarantees that our wide temperature products will consistently operate reliably and perform optimally in extreme and rapidly fluctuating temperatures.

Featured storage technologies


Wide Temperature

Exascend’s wide temperature technology leverages a unique combination of high-quality components, purpose-designed hardware and highly-optimized firmware to deliver unmatched wide temperature performance and stability.


Pseudo SLC (pSLC)

Our pSLC technology leverages the advantages of SLC and contemporary 3D TLC flash to enhance sustained performance, reduce storage latency, and enhance endurance, particularly for 8GB and 16GB cards.


Firmware power loss protection

Exascend's firmware power loss protection enables the flash storage device to quickly rebuild the mapping table when power is restored, ensuring seamless card functionality for the application.


Data integrity

By employing LDPC ECC and firmware read disturb protection, Exascend's memory cards can achieve high levels of data integrity, ensuring that the data remains intact and reliable even in the presence of errors.


Secure erase

Exascend provides customizable secure data sanitization, offering various options such as normal erase and software-triggered erase. This ensures fast and fully secure data purging.

Product information

Scroll to Top

Exascend Newsletter

Subscribe to our newsletter to receive updates about products, services, events and resources you may find of interest.

Product Inquiry

Please ensure the email address you provide is accurate and valid. This is crucial for us to effectively communicate with you.

Download whitepaper