SDHC/SDXC420T

Transcend's 420T SDXC/SDHC memory cards, with high-quality 3D NAND Flash technology and a 3000-cycle durability rating, combine the advantages of high performance with exceptional endurance at an affordable price. This makes them ideal for demanding industrial applications, such as point-of-sale terminals or portable devices equipped with an SD memory card slot.

Change in Data Reading

Garbage collection

Wear leveling

Defective block management

Early Move

Features

FIRMWARE FEATURES

  • Integrated ECC (Error Correction Code) function
  • Early Move
  • Wear leveling

HARDWARE FEATURES

  • Complies with RoHS standards
  • Electrostatic protection (ESD IEC 61000-4-2)
  • Complies with SD 6.1 specification
  • UHS-I compliant
  • Complies with Video Speed Class 30 (V30)
  • Complies with Class 2 Application Performance (A2)
  • Resistance: 3K P/E (Program/Erase) cycles guaranteed

SPECIFICATIONS

APPEARANCE
DIMENSIONS 24 mm x 32 mm x 2.1 mm (0.94″ x 1.26″ x 0.08″)
FORM FACTOR - SD card

STORAGE
FLASH TYPE - 3D NAND Flash
CAPACITY - 32 GB/

- 64 GB/

- 128 GB/

- 256 GB/

- 512 GB

OPERATING ENVIRONMENT
OPERATING VOLTAGE - 2.7V ~ 3.6V
FALL TEST - 1.5m free fall
OPERATING TEMPERATURE - Standard

-25°C (-13°F) ~ 85°C (185°F)
STORAGE TEMPERATURE -40°C (-40°F) ~ 85°C (185°F)
HUMIDITY 0% ~ 95%
Shock - Acceleration: 490 m/s² (standard holding time: 11 ms, semi-sinusoidal wave, speed change: 3.44 m/s)
VIBRATION (WORKING) 20 G (Peak-to-Peak), 20 Hz ~ 2,000 Hz (frequency)

FOOD
CONSUMPTION (MAX.) 0.5 Watt(s)

PERFORMANCE
READING SPEED (MAX.) Up to 100 MB/s
WRITING SPEED (MAX.) Up to 85 MB/s
TERABYTES WRITTEN (TBW) Up to 1,350 TBW
NOTE - Speed may vary due to hosting, hardware, software, usage and storage capacity.

- Terabytes Written (TBW) indicates endurance under the largest capacity.

 

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