They have very high read/write speed resolution and a wide range of storage capacity. They come in SDC, SDHC, SDXC, SDUC with different speed, resolutions and storage capacity.ĬFast and Compact Flash cards are the favourites among the professional digital photography community. These standard-size SD cards are usually used to capture medias in high-end devices such as video cameras. Whenever not in use, they should be kept in the hard plastic protective case as they are brittle and do break easily. MicroSD cards are very small, fragile and should always be kept inserted in the phones. These are frequently used in mobile phones. The others such as MMC, SmartMedia,… are still found in relatively much older devices. They are SD, microSD, CFast and Compact Flash (CF) cards. Here are the three most common types of memory cards used in mobile gadgets today. So remember to transfer the data files from your SD cards to the backup drives to prevent data loss.Īlmost every digital devices we use daily have memory card slots for media storage. They have a limited number of read and write cycles and do wear out over time.
Memory cards do not last forever and they could exhibit card failure after a period of extended use. These cards use non-volatile flash memory storage within so that the data files, photo and videos are retained even after the SD cards are removed from the camera, mobile phones, laptops or tablets. Secure Digital (SD) is a non-volatile memory card format developed for use in mobile digital devices.
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