SD (Secure Digital) Card is a portable storage unit used for storing information, especially in devices like digital cameras, phones, tablets, etc. The size of SD cards is 32 x 24 x 2.1 mm and weighs approximately 2 grams. These are available in various storage capacities.
“SD card” is a general term that includes SD, SDHC, and SDXC media.
SDHC: Secure Digital High Capacity (SDHC) as the name refers to this SD format can provide storage up to 32 GB.
SDXC: Secure Digital Extended Capacity cards were announced in January 2009. Secure Digital Extended Capacity (SDXC) offers higher storage capacity i.e. up to 2 TB (Terabyte).
SDIO: Secure Digital Input Output or SDIO card. SDIO could perform input/output functions. These can be used in FM radio tuners, barcode readers, GPS receivers, etc.
SD cards can be also classified on the basis of their physical size as SD card, mini SD, and micro SD card.
Mini SD card is not relevant in today's time as it is mostly replaced by micro SD cards.
SD cards are used in various devices to store different kinds of data at a speed suitable for the device. On all kinds of SD cards, users can find the specifications provided on the label at the front of the SD card like:
For detailed information on the specifications refer to this article: Learn about SD card types and their classifications.
|Offers excellent portability||Has Limited Lifespan|
|Simple to Use||Security Risks when not protected|
|Provides greater compatibility with devices||Slower speed compared to SSDs|
SD cards are a popular choice for expanding memory on devices nowadays. Users simply need to choose an SD card that is compatible with their device, format the SD card, and start saving data.
In case you have lost data due to any scenario such as accidental deletion, SD card corruption, or other SD card errors, you can recover the data from the SD card using reliable data recovery software.
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