Product Manual
Page 3
... Performance figure. SD card block diagram Added speed class to Ordering Information Table Added 64GB and updated SDA 3.0 to SD3.UHS-I 50 Added SDSDQAC SKUs to all applicable non-disclosure agreements ii SanDisk Confidential, subject to Ordering Information. Added Ordering Information. Added SDSDQAD SKUs to remove < 1G references Updated Figure 1 - SanDisk microSD™, microSDHC™...
... Performance figure. SD card block diagram Added speed class to Ordering Information Table Added 64GB and updated SDA 3.0 to SD3.UHS-I 50 Added SDSDQAC SKUs to all applicable non-disclosure agreements ii SanDisk Confidential, subject to Ordering Information. Added Ordering Information. Added SDSDQAD SKUs to remove < 1G references Updated Figure 1 - SanDisk microSD™, microSDHC™...
Product Manual
Page 5
SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 4.3.1 Card Identification Mode 17 4.3.2 Data Transfer Mode 17 4.3.3 Clock Control 18 4.3.4 Cyclic Redundancy Codes 18 4.3.5 Error Conditions 18 4.3.6 Commands 18 4.3.7 Card State Transition 18 4.3.8 Timing Diagrams and Values 18 4.3.9 Speed Class Specification 18 4.3.10 Erase Timeout Calculation 18 5 Marking 19 6 Ordering Information 20 January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. SanDisk Confidential, subject to all applicable non-disclosure agreements iv
SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 4.3.1 Card Identification Mode 17 4.3.2 Data Transfer Mode 17 4.3.3 Clock Control 18 4.3.4 Cyclic Redundancy Codes 18 4.3.5 Error Conditions 18 4.3.6 Commands 18 4.3.7 Card State Transition 18 4.3.8 Timing Diagrams and Values 18 4.3.9 Speed Class Specification 18 4.3.10 Erase Timeout Calculation 18 5 Marking 19 6 Ordering Information 20 January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. SanDisk Confidential, subject to all applicable non-disclosure agreements iv
Product Manual
Page 19
...SanDisk Confidential, subject to 1G - 0x9 READ_BL_PARTIAL Yes WRITE_BLK_MISALIGN No READ_BLK_MISALIGN No DSR_IMP No - - R2W_FACTOR X16 WRITE_BL_LEN 0x9 WRITE_BL_PARTIAL No - - CSD Structure Reserved Data read access-time-1 Data read access-time-2 in CLK cycles (NSAC*100) Maximum data transfer rate Card command classes... Reserved CRC Not used, always "1" January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Field Table 8: CSD Register (CSD Version 1.0) Typical CSD Value...
...SanDisk Confidential, subject to 1G - 0x9 READ_BL_PARTIAL Yes WRITE_BLK_MISALIGN No READ_BLK_MISALIGN No DSR_IMP No - - R2W_FACTOR X16 WRITE_BL_LEN 0x9 WRITE_BL_PARTIAL No - - CSD Structure Reserved Data read access-time-1 Data read access-time-2 in CLK cycles (NSAC*100) Maximum data transfer rate Card command classes... Reserved CRC Not used, always "1" January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Field Table 8: CSD Register (CSD Version 1.0) Typical CSD Value...
Product Manual
Page 20
... Reserved CRC - - 3.5.4 Card Status Register Not used, always "1" The Card Status Register (CSR) transmits the card's status information (which may be stored in the SDA Physical Layer Specification, Version 3.01. WP, lock/unlock) 9 Card command classes Maximum read access-time-2 in...to Section 5.3.3, Table 5-16 of the SDA Physical Layer Specification, Version 3.01 for more detailed information. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Refer to all applicable non-disclosure agreements 15 Table 9: CSD Register (CSD Version ...
... Reserved CRC - - 3.5.4 Card Status Register Not used, always "1" The Card Status Register (CSR) transmits the card's status information (which may be stored in the SDA Physical Layer Specification, Version 3.01. WP, lock/unlock) 9 Card command classes Maximum read access-time-2 in...to Section 5.3.3, Table 5-16 of the SDA Physical Layer Specification, Version 3.01 for more detailed information. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Refer to all applicable non-disclosure agreements 15 Table 9: CSD Register (CSD Version ...
Product Manual
Page 23
...with responses sent on the received command. Detailed information and examples for detailed information about card commands in the SanDisk microSD Card Product Family. 4.3.6 Card State Transition In microSD cards, the state transition is defined in Section 4.5 of the SDA Physical Layer Specification, ... Section 4.14 of the SDA Physical Layer Specification, Version 3.01. 4.3.8 Speed Class Specification SDA speed class specification classifies card minimum write performance by speed class number and offers the method to all applicable non-disclosure agreements 18 Cyclic Redundancy...
...with responses sent on the received command. Detailed information and examples for detailed information about card commands in the SanDisk microSD Card Product Family. 4.3.6 Card State Transition In microSD cards, the state transition is defined in Section 4.5 of the SDA Physical Layer Specification, ... Section 4.14 of the SDA Physical Layer Specification, Version 3.01. 4.3.8 Speed Class Specification SDA speed class specification classifies card minimum write performance by speed class number and offers the method to all applicable non-disclosure agreements 18 Cyclic Redundancy...
Product Manual
Page 26
... bytes. Some capacity not available for data storage. SanDisk microSD™, microSDHC™ and microSDXC™ cards UHS Premier Line Part Number SDSDQAD-008G SDSDQAD-016G SDSDQAD-032G SDSDQAD-064G Capacity2 8GB 16GB 32GB 64GB Interface SD3.0 UHS-I 50 OEM Product... Manual 2.5 Typical Performance1 Sequential Write: 10MB/s Sequential Read: 40MB/s Random Write: 250 IOPs Random Read: 1000 IOPs UHS Speed Class: U1 1. Based on SanDisk internal testing; January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. SanDisk...
... bytes. Some capacity not available for data storage. SanDisk microSD™, microSDHC™ and microSDXC™ cards UHS Premier Line Part Number SDSDQAD-008G SDSDQAD-016G SDSDQAD-032G SDSDQAD-064G Capacity2 8GB 16GB 32GB 64GB Interface SD3.0 UHS-I 50 OEM Product... Manual 2.5 Typical Performance1 Sequential Write: 10MB/s Sequential Read: 40MB/s Random Write: 250 IOPs Random Read: 1000 IOPs UHS Speed Class: U1 1. Based on SanDisk internal testing; January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. SanDisk...