MultiMediaCard (MMC)

MultiMediaCard (MMC) A MultiMediaCard (MMC) is a tiny memory card that uses flash memory to make storage portable among various devices, such as car navigation systems, cellular phones, eBooks, PDAs, smartphones, and digital cameras, music players, and video camcorders, and personal computers. MMC was jointly developed by SanDisk and Siemens AG/Infineon Technologies AG, who introduced the product in 1997. About the size of a postage stamp, MMC weighs approximately two grams. This is similar...
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SD Definition

SD Definition Stands for "Secure Digital." SD is a type of memory card used to store data in portable electronic devices. Examples include digital cameras, video recorders, smartphones, and portable music players. SD cards are considered removable storage (instead of internal or external storage), since they can be inserted and removed from a compatible device. The first SD cards were introduced in 1999. They used almost the same form factor as the existing MultiMediaCard (MMC) format, b...
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