Product Manual
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...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 all applicable non-disclosure agreements ii Added Ordering Information. Reference to remove < 1G references Updated Figure 1 - SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product... marking, section 5 Updated Tables 7, 9, and 11 to SDA corrections. Updated Figure 7 to Ordering Information January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. Added SDSDQAD SKUs to add High Performance figure.
...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 all applicable non-disclosure agreements ii Added Ordering Information. Reference to remove < 1G references Updated Figure 1 - SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product... marking, section 5 Updated Tables 7, 9, and 11 to SDA corrections. Updated Figure 7 to Ordering Information January 2012 Version 2.5 © 2008 - 2012 SanDisk Corporation. Added SDSDQAD SKUs to add High Performance figure.
Product Manual
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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
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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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.... WP, lock/unlock) 9 Card command classes Maximum read data block length READ_BL_PARTIAL Yes Partial blocks for more detailed information. The CSR is defined in Section 4.10.1 in a local status register) to the host. SanDisk Confidential, subject to all applicable non-disclosure agreements 15 SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Refer...
.... WP, lock/unlock) 9 Card command classes Maximum read data block length READ_BL_PARTIAL Yes Partial blocks for more detailed information. The CSR is defined in Section 4.10.1 in a local status register) to the host. SanDisk Confidential, subject to all applicable non-disclosure agreements 15 SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 Refer...
Product Manual
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...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. SanDisk Confidential, subject to all applicable non-disclosure agreements 18 January 2012 Version... the SDA Physical Layer Specification, Version 3.01. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 4.3.3 Clock Control The host can use the bus clock signal in SanDisk microSD cards to switch them to energy saving mode or to...
...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. SanDisk Confidential, subject to all applicable non-disclosure agreements 18 January 2012 Version... the SDA Physical Layer Specification, Version 3.01. SanDisk microSD™, microSDHC™ and microSDXC™ cards OEM Product Manual 2.5 4.3.3 Clock Control The host can use the bus clock signal in SanDisk microSD cards to switch them to energy saving mode or to...
Product Manual
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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. SanDisk Confidential...
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. SanDisk Confidential...