Memory card allow us to capture life’s important moments. These versatile flash cards can store different kinds of data, like music, videos, documents spreadsheets and other files. It can be used in different digital gadgets like video cameras, smart phones, tablets, laptops, smartphones and other devices.
There are different types of memory cards available on the market. Some of them are listed below:
- Secure Digital memory card
- Secure Digital High capacity memory card
- Secure Digital Xtra capacity memory card
- CompactFlash memory card
- Micro SD card memory card
- xD picture memory card
- Multi Media card
Secure Digital memory card:
Secure Digital memory card is developed by the SD Card Association (SDA). It includes four card families available in three different form factors namely original Standard-Capacity (SDSC), original Standard-Capacity (SDSC), the extended-Capacity(SDXC) and the SDIO which combines input/output function with data storage.
Secure Digital High capacity memory card:
SDHC memory cards are great choice to capture and store favorite pictures and videos on standard point or in shoot camera. These memory card are compatible with cameras, laptops tablets and other devices. It can store thousands of high resolution photos and all HD video clips. It is available in the capacity from 4GB to 128GB.
Secure Digital Xtra capacity memory card:
These SDXC memory card has a higher capacity and faster processing speeds. It is similar to SDHC card, which has maximum capacity of 2TB. SDXC memory card is compliable on Windows system such as Linux, Windows 7, Windows 8, Windows 8.1, Windows 10 as well as Mac OS X.
CompactFlash memory card:
CF card was introduced by SanDisk in 1994, which is widely used in advanced DSLR camera. It offers high storage capacities and fast processing times. These CF card is supported by many professional devices and high end consumer devices.
Micro SD memory card:
microSD card is mainly used for storing media files like images, videos clips and so on. It can store larger files from 4GB – 32 GB. It is commonly seen in GPS system and MP3 player. Micro SD cards are compatible with smartphones, digital camera like Samsung compact model.
xD Picture memory card:
xD picture memory card is mainly used in Fuji and Olympus camera with Fujifilm format. It is compatible with standard SD/SDHC technology.
Multi Media card:
This card have same physical appearance as Secure Digital Cards. MMC is used as a storage medium for a portable device.
Characteristics of flash cards:
Speed: Memory card speed is important for two reasons:
Read and write data
- A card’s read speed describes how fast data can be retrieved from a card
- A write speed describes how fast data can be saved onto a card