An SD (Secure Digital) card is a popular flash memory card format used in devices such as cameras, laptops, multimedia players, and embedded systems. SD cards are compact, easy to use, and available in high capacities, making them a convenient data storage medium. Versions include SDHC (High Capacity) and SDXC (Extended Capacity), which differ in maximum storage and file systems. Depending on speed class, they support high-resolution video recording, fast data writes, or system boot functionality. In professional and industrial applications such as HMI panels, IoT devices, and automation systems, SD cards provide easily swappable, durable storage.
SD (Secure Digital) Card
An SD (Secure Digital) card is a removable flash memory card, available as SDHC and SDXC, used for storage and boot media in embedded and HMI devices.
Also known as: SDHC, SDXC, microSD
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