SD Association

The Secure Digital (SD) Association is a nonprofit organization founded in 2000 by SanDisk, Panasonic Corporation, and Toshiba. It establishes standards for secure digital memory cards and related technologies, fostering global interoperability and innovation. With over 1,000 members by 2010, the association has driven advancements across various specifications, including file systems, security protocols, and high-speed interfaces. Notable developments include the introduction of UHS-III (up to 624 MB/s), SD Express with PCIe and NVMe support (985 MB/s), and SD Ultra Capacity (SDUC) cards offering up to 128 TB storage. The association operates through a structured leadership framework, including a board of directors and regional key members like SanDisk, Toshiba, and Panasonic. Its meetings and events focus on reviewing specifications and promoting standards, ensuring continued evolution in digital memory technology.