About SD Association
Founded in January 2000 by Panasonic, SanDisk and Toshiba, the SD Association is a group dedicated to establishing SD standards and facilitating their adoption and development.
At its outset the Association represented just 14 member companies and has grown into a global alliance comprised of around 1,000 member companies. By developing and adopting SD standards, members enjoy better compatibility of member cards between devices, greatly enhancing consumer enjoyment and convenience.
Consumers
The SD Association has prepared multiple SD standards relating to such features as memory capacity and reading/writing speed in order for users to select the optimum card for their device.
Downloads
Download the SD Association Whitepapers, SD Simplified Specifications and SD Card Formatter here.
News & Events
Introducing the latest about the SD Association, including trade shows, Association-sponsored seminars and other events.
The SD standard offers great flexibility, including the ability to use the SD slot for more than memory cards. SDIO card is an interface that extends the functionality of devices by using a standard SD card slot to give devices new capabilities. A partial list of new capabilities includes:
*SD, SDHC and SDXC Logos are trademarks or registered trademarks of SD-3C LLC in the United States, other countries or both. Also, miniSD, microSD, miniSDHC, microSDHC, microSDXC, smartSD, smartSDHC, SDIO and miniSDIO Logos are all trademarks or registered trademarks of SD-3C LLC in the United States, other countries or both.
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