Secure Digital (SD) is a memory card format used to transfer data between PCs and smaller devices, such as digital cameras, PDAs, MP3 players and mobile phones. Because the memory used is solid state, i.e. it remembers what's been written to it when the power is removed, … [Read more...]
MultiMediaCard (MMC) – SanDisk and Siemens NAND memory card for phones and smaller devices
Ten years after releasing the CompactFlash card and watching it become very successful, SanDisk had a go at repeating the trick, this time in collaboration with German company Siemens, releasing the MultiMediaCard (MMC). This was designed to take over from CompactFlash in most markets … [Read more...]
Guide to SanDisk’s CompactFlash memory card
Memory manufacturer SanDisk introduced CompactFlash (CF) in 1994 as a small format memory card, which used the existing PCMCIA-ATA specification to communicate with PCs. These cards are roughly a quarter the size of a PC Card and use flash technology that allows data to be stored indefinitely, … [Read more...]