Chapter 1 – Introduction
Revision 2.2 SanDisk SD Card Product Manual
© 2004 SanDisk Corporation 1-2 12/08/04
1.2 Features
SanDisk SD Card features include:
►Up to 2-GB of data storage
►SD-protocol compatible
►Supports SPI mode
► Targeted for portable and stationary applications for secured (copyrights protected) and
unsecured data storage
►Voltage range
Basic communication (CMD0, CMD15, CMD55, ACMD41): 2.0 to 3.6V
Other commands and memory access: 2.7 to 3.6V
►
Variable clock rate 0-25 MHz (default), 0-50MHz (high-speed)
►Data transfer rate
Up to 50 MB/sec data transfer rate (using 4 parallel data lines)
Maximum data rate with up to 10 cards
►Correction of memory-field errors
►Copyrights Protection mechanism
Complies with highest security of SDMI standard
►Password-protection (specific models only)
►Write Protect using mechanical switch
►Built-in write protection features (permanent and temporary)
►Card detection (Insertion/Removal)
►Application-specific commands
►Comfortable erase mechanism
1.3 SD Card Standard
SanDisk SD cards are fully compatible with the SD Card Physical Layer System
Specification, Version 1.10. This specification is available from the SD Card Association.
SD Association
719 San Benito St., Suite C
Hollister, CA 95023 USA
Phone: +1 831-636-7322
FAX: +1 831-623-2248
E-mail: president@sdcard.org
URL: http://www.sdcard.org
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