Memory Card Common Errors and Problem Fixings

memory card

About Memory Card

Memory card is a flash memory card, which is a type of storage media used in laptops, cell phones, digital cameras, digital camcorders, MP3 players and more. A memory card is usually used for storing different data such as pictures, videos, music, audio files, documents, etc. A memory card usually has tiny size and diminutive, so it is convenient to carry. A memory card is also easy to use, you just need to insert it to the digital device and it can be used for data storage easily. A memory card can retain data even without power. Most memory cards have a good compatibility, which can be used in different digital device. Therefore, you can use a memory card for data transferring between various kinds of digital devices. Along with the development of digital devices, the capacities of memory card are also accordingly becoming larger and larger.

Memory Card Brands and Capacities

You can find various brands of memory card in market which include: SanDisk, Transcend, Kingston, Lexar, Samsung, Adata, Sony, Toshiba, Panasonic, Patriot and more. The capacities of memory card might be different on different types of memory card. Usually, the capacities of memory card can be 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GB and 128GB.

Memory Card Types

There are various types of memory cards which are available for various kinds of devices. Usually, you can find the following types of memory cards: SD card, mini SD card, micro SD card, SDHC, SDXC, MMC, memory stick, CF card and XD card. Different types of memory cards have some differences in size, capacities and features. We will share the differences and features of different types of memory card below.

==> SD Card

1. SD card

SD card, namely Secure Digital card, is a type of memory card developed by Panasonic, Toshiba and SanDisk.  SD card is widely used in some portable devices such as PDA, digital camera, mobile phone, tablet PCs and media players and more. The capacities of standard SD card include 8MB, 16MB, 32MB, 64MB, 128MB, 256MB, 512MB, 1GB and 2GB.

How to recover files after reformat SD card by mistake

2. Mini SD card

Mini SD card is short for Mini Secure Digital Memory Card, which was developed by Panasonic and SanDisk. The performance of mini SD card has no difference compared with standard SD card, but the size of a mini SD card is smaller than an SD card. Mini SD card is packaged with a mini SD adapter which provides compatibility with an SD card slot.

3. Micro SD card

Micro SD card is also known as TF card, which was developed by SanDisk. Micro SD card has a small size which is often used in mobile phones. The capacities of micro SD card usually include 128MB, 256MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB and 64GB.

Micro SD card turns to RAW and has unformatted error, micro sd card raw filesystem


SDHC card is short for Secure Digital High Capacity card, which is the successor to SD card. The feature of an SDHC card is its high capacities which are from 2GB to 32GB. SDHC card must be formatted into FAT32 file system in order to be compatible with an electronic device.


SDXC card does not only have a quite large capacity, but also it has a fast speed at data transferring. The capacity of an SDXC card can be 64GB.

==> CF Card

CF card is a flash memory card which was manufactured by SanDisk in 1994. CF card has the features of high capacity, low cost and good compatibility. The shortcoming of CF card is that it has a large size. CF card is widely used in PDA, laptops, digital camera and desktops. CF card is usually formatted into FAT16 file system. CF card has a large number of OEM users and partners, which include Canon, LG, Casio, Nikon, Kodak, NEC, Polaroid, Panasonic, Psion, HP, etc.

Data recovery after formating Compact Flash card by mistake

==> XD Card

XD card, namely XD-Picture card, was developed by FujiFilm and Olympus. XD card is usually for photo storage, which is often used in FujiFilm digital camera and Olympus digital camera. Compared with other types of memory card, XD card has a small capacity. The first-generation XD card only has a capacity of 512MB. The maximum capacity of today’s XD card is not larger than 2GB.

==> MMC

MMC, short for Multimedia card, is a type of memory card unveiled by SanDisk and Siemens in 1997. MMC card has a large size compared with CF card. MMC card is usually available in digital cameras, mobile phones and PDA. MMC cards include RS-MMC, MD-MMC, MMC PLUS, MMC mobile, MMC micro and DV-MMC.

==> Memory Stick

Memory stick was released by Sony in 1999, which usually include MS PRO, MS Duo, MX PRO Duo, MS Micro and Compact Vault.

Whenver you lose any data from any type of memory card due to any reason, you are able to recover files from memory card with iCare Data Recovery.

What Should You Pay Attention to When Buying a Memory Card?

1. Compatibility

When you buy a memory card, you should make sure if it can be compatible with the electronic device you want to use. Various kinds of memory cards have different compatibilities.

2. Be careful with fake memory card

When you buy a memory card, you should be careful to avoid buying fake memory card. If you buy a memory card from unknown retailers, you may get fake memory card. For example, the retailers claim the memory card has 2GB capacity, but as a matter of fact it only has 1GB capacity.

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