
Secure digital (SD) is the digital data storage memory card used widely in electronic devices such as smartphones, digital cameras, tablets, handheld devices, and others. It is the non-volatile memory card and can be reprogrammed for multiple times during the entire lifespan of the card. Owing to some advantages such as, such as high performance, small size, and ease of use, of secure digital (SD) memory card, it is highly preferred. These memory cards are more durable compared to traditional storage devices. Secure digital (SD) memory card possess 2,000 Gs operating shock rating where the traditional storage devices have 100 to 200Gs conventional storage in portable devices. The SD cards use the metal connector and hence have fewer chances of getting damaged. For instance, SanDisk introduced the Extreme Pro SDXC UHS-1 memory card. It possesses a memory capacity of 512 MB. The size of the chip is the bit larger than the postage stamp. The card is x-ray proof, water resistant, and shock resistant. It has the ability to write at 90 MB per second and read at approximately 95 MB per second.