Comparison

USD230I

USD220I
Appearance
Dimensions 11 mm x 15 mm x 1 mm (0.43" x 0.59" x 0.04") 11 mm x 15 mm x 1 mm (0.43" x 0.59" x 0.04")
Form Factor
  • microSD flash card
  • microSD flash card
Storage
Flash Type
  • 3D NAND flash (SLC mode)
  • MLC NAND flash (SLC mode)
Capacity
  • 2 GB
  • 4 GB
  • 8 GB
  • 16 GB
  • 32 GB
  • 64 GB
  • 2 GB
  • 4 GB
  • 8 GB
  • 16 GB
Operating Environment
Operating Voltage
  • 2.7V ~ 3.6V
  • 2.7V ~ 3.6V
Drop Test
  • 1.5m free fall
  • 1.5m free fall
Operating Temperature
  • Standard Temp.
    °C (°F) ~ °C (°F)
  • Wide Temp.
    -40°C (-40°F) ~ 85°C (185°F)
  • Standard Temp.
    °C (°F) ~ °C (°F)
  • Wide Temp.
    -40°C (-40°F) ~ 85°C (185°F)
Storage Temperature -40°C (-40°F) ~ 85°C (185°F) -40°C (-40°F) ~ 85°C (185°F)
Humidity 0% ~ 95% 0% ~ 95%
Shock
  • Acceleration: 490 m/s² (standard holding time: 11 ms, semi-sine wave, velocity change: 3.44 m/s)
  • Acceleration: 490 m/s² (standard holding time: 11 ms, semi-sine wave, velocity change: 3.44 m/s)
Vibration (Operating) 20 G (peak-to-peak), 20 Hz ~ 2,000 Hz (frequency) 20 G (peak-to-peak), 20 Hz ~ 2,000 Hz (frequency)
Performance
Read Speed (Max.) Up to 100 MB/s Up to 80 MB/s
Write Speed (Max.) Up to 70 MB/s Up to 45 MB/s
Warranty
Warranty
  • Three-year Limited Warranty
  • Three-year Limited Warranty
Technology
S.M.A.R.T.
ECC
Wear-leveling
Write Protection Switch
  • -
  • -
Early Move
Read Retry

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