Product Manual
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Updated Figure 7 to remove < 1G references Updated Figure 1 - SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Revision History Date July 2008 June 2010 March 2011 April 2011 October 2011 November 2011 January 2012 Revision 1.0 2.0 2.1 2.2... section 5 Updated Tables 7, 9, and 11 to add High Performance figure. Reference to Ordering Information. Added Ordering Information. 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 SDA corrections. Added SDSDQAD...
Updated Figure 7 to remove < 1G references Updated Figure 1 - SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Revision History Date July 2008 June 2010 March 2011 April 2011 October 2011 November 2011 January 2012 Revision 1.0 2.0 2.1 2.2... section 5 Updated Tables 7, 9, and 11 to add High Performance figure. Reference to Ordering Information. Added Ordering Information. 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 SDA corrections. Added SDSDQAD...
Product Manual
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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 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.
Product Manual
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...Data read access-time-1 Data read access-time-2 in CLK cycles (NSAC*100) Maximum data transfer rate Card command classes Maximum read data block length Partial blocks for read allowed Write block misalignment Read block misalignment DSR implemented Reserved... Temporary write protection File format 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 Description CSD_STRUCTURE TAAC NSAC 1.0...
...Data read access-time-1 Data read access-time-2 in CLK cycles (NSAC*100) Maximum data transfer rate Card command classes Maximum read data block length Partial blocks for read allowed Write block misalignment Read block misalignment DSR implemented Reserved... Temporary write protection File format 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 Description CSD_STRUCTURE TAAC NSAC 1.0...
Product Manual
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...) to all applicable non-disclosure agreements 15 January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. WP, lock/unlock) 9 Card command classes Maximum read access-time-2 in the SDA Physical Layer Specification, Version 3.01. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Refer to Section 5.3.3, Table 5-16 of the SDA Physical Layer Specification...
...) to all applicable non-disclosure agreements 15 January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. WP, lock/unlock) 9 Card command classes Maximum read access-time-2 in the SDA Physical Layer Specification, Version 3.01. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Refer to Section 5.3.3, Table 5-16 of the SDA Physical Layer Specification...
Product Manual
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...and Values See Section 4.12 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 test performance. Detailed information and examples for CRC7 and CRC16...Check (CRC) protects against transmission errors that may occur on the bus in the SanDisk microSD Card Product Family. 4.3.6 Card State Transition In microSD cards, the state transition is defined in SanDisk microSD cards to switch them to energy saving mode or to control data flow on the bus...
...and Values See Section 4.12 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 test performance. Detailed information and examples for CRC7 and CRC16...Check (CRC) protects against transmission errors that may occur on the bus in the SanDisk microSD Card Product Family. 4.3.6 Card State Transition In microSD cards, the state transition is defined in SanDisk microSD cards to switch them to energy saving mode or to control data flow on the bus...
Product Manual
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... 21 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...
... 21 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...