How to abbreviate SECURE DIGITAL
SD - Secure Digital
SECURE DIGITAL in definitions
SDIO - secure digital I/O
MSD - Mini Secure Digital
SD - Secure Digital card
SDC - Secure Digital Card

SDS - Secure Digital Switch
SDI - Secure Digital Interface
SDA - Secure Digital Association

SDIO - Secure Digital Input Output

SDHC - Secure Digital High Capacity
SDDE - Secure Digital Data Equipment
SDVT - Secure Digital Voice Terminal

SDMI - Secure Digital Music Interface
SDMMC - Secure Digital MultiMedia Card

SDMMC - Secure Digital Multi Media Car…

SDMI - Secure Digital Music Initiative
SDFI - Secure Digital Forensic Imaging

SDNRI - secure digital net radio inter…
SDIN - Secure Digital Information Netw…

SDNRIU - Secure Digital Net Radio Inte…

SDNRIU - Secure Digital Network Radio…