تعداد صفحه : 26Secure Digital card From Wikipedia, the free encyclopedia (Redirected from Secure Digital Card) Secure Digital card Pair of SD cards Media type: Memory Card Capacity: Theoretical maximum: 128 GB in LBA mode Developed by: SD Card Association Usage: portable devices, including digital cameras and handheld computers, Extended from: MultiMediaCard (MMC) Secure Digital (SD) is a flash (non-volatile) memory card format developed by Matsushita, SanDisk and Toshiba for use in portable devices, including digital cameras, handheld computers, PDAs and GPS units. SD card capacities range from 8 MB to 16 GB as of 2008, although sizes less then 128 megabytes are rarely sold in stores. The format has proven to be very popular. However,...
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