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Description
Secure Digital Card is a compact, slim and high
capacity storage media with copyright protection.
Designed in advanced SD specification Ver.1.1,
Transcend SD80 series now reaches a new
performance milestone. Based on 0.16 um process
controller and high quality SLC (Single-Level-Cell)
NAND Flash chip, Transcend SD80 series can
provide high performance ,low power consumption yet
excellent reliability.
-Manufactured with SLC NAND Flash chip
-Operating Temperature : -25 ~ 85° C
Placement
Front
Pin Definition
Pin No.
Name
1
CD/DAT3
2
CMD
3
V
SS1
4
V
DD
5
CLK
6
V
SS2
7
DAT0
8
DAT1
9
Transcend Information Inc.
DAT2
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Back
SD Mode
Type
Description
I/O/PP Card Detect/Data Line [Bit3]
PP
Command/Response
S
Supply voltage ground
S
Supply voltage
I
Clock
S
Supply voltage ground
I/O/PP Data Line [Bit0]
I/O/PP Data Line [Bit1]
I/O/PP Data Line [Bit2]
Features
Storage Capacity: 128M~1GB
•
Operating Voltage: 2.7 ~ 3.6V
•
Operating Temperature: -25 ~ 85° C
•
Insertion/removal durability: 10,000 cycles
•
Fully compatible with SD card spec. v1.1
•
Support SD command class 0,2,4,5,7,8
•
Mechanical Write Protection Switch
•
Forward compatibility to MultiMediaCard Version 2.11
•
Supports Copy Protection for Recorded Media(CPRM)
•
for music and other commercial media
Form Factor: 24mm x 32mm x 2.1mm
•
Name
Type
CS
I
DI
I
VSS
S
VDD
S
SCLK
I
VSS2
S
DO
O/PP
RSV
1
RSV
SD80 Secure Digital Card
SPI Mode
Description
Chip Select (neg true)
Data In
Supply voltage ground
Supply voltage
Clock
Supply voltage ground
Data Out
Rev1.2
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Related Manuals for Transcend Secure Digital Card SD80
Summary of Contents for Transcend Secure Digital Card SD80
- Page 1 Name Type I/O/PP Card Detect/Data Line [Bit3] CD/DAT3 DAT0 I/O/PP Data Line [Bit0] DAT1 I/O/PP Data Line [Bit1] Transcend Information Inc. I/O/PP Data Line [Bit2] DAT2 Features Storage Capacity: 128M~1GB • Operating Voltage: 2.7 ~ 3.6V • Operating Temperature: -25 ~ 85° C •...
- Page 2 Rev1.2 SD80 Secure Digital Card Architecture Transcend Information Inc.
-
Page 3: Bus Operating Conditions
Pull-up resistance inside card (pin1) Note that the total capacitance of CMD and DAT lines will be consist of C connected separately to the SD Memory Card host. Parameter Pull-up resistance Bus signal line capacitance Transcend Information Inc. Symbol Min. -0.3 Symbol Min. - Page 4 To meet the requirements of the JEDEC specification JESD8-1A, the card input and output voltages shall be within the following specified ranges for any V Parameter Symbol Output HIGH voltage Output LOW voltage Input HIGH voltage Input LOW voltage Transcend Information Inc. of the allowed voltage range: Min. Max. 0.75* V 0.125* V 0.625* V + 0.3 –...
- Page 5 Clock frequency Data Transfer Mode Clock frequency Identification Mode (The low freq. is required for MultiMediaCard compatibility.) Clock low time Clock high time Clock rise time Transcend Information Inc. Symbol Max. ) and max (V Rev1.2 SD80 Secure Digital Card Unit Remark ≤...
- Page 6 Input set-up time Input hold time Outputs CMD, DAT (referenced to CLK) Output Delay time during Data Transfer Mode Output Delay time during Identification Mode Transcend Information Inc. ODLY ODLY Rev1.2 SD80 Secure Digital Card ≤ 250 pF, (21 cards) ≤...
- Page 7 Clock high time Clock rise time Clock fall time Inputs CMD, DAT (referenced to CLK) Input set-up time Input hold time Outputs CMD, DAT (referenced to CLK) Transcend Information Inc. Symbol Max. ) and max (V Rev1.2 SD80 Secure Digital Card Unit...
-
Page 8: Reliability And Durability
Transcend reserves the right to make changes in specifications at any time without prior notice. Transcend Information Inc. ODLY Operation: -25°... -
Page 9: Register Information
The OCR register shall be implemented by the cards. 1) This bit is valid only when the card power up status bit is set. 2) This bit is set to LOW if the card has not finished the power up routine. Transcend Information Inc. OCR Register Definition Rev1.2... - Page 10 The product revision is composed of two Binary Coded Decimal (BCD) digits, four bits each, representing an “n.m” revision number. The “n” is the most significant nibble and “m” is the least significant nibble. Transcend Information Inc. SD80 Secure Digital Card...
- Page 11 The “y” field [19:12] is the year code. 0 = 2000. As an example, the binary value of the Date field for production date “April 2001” will be: 00000001 0100. • CRC7 checksum (7 bits). Transcend Information Inc. SD80 Secure Digital Card Rev1.2...
- Page 12 The fixed values enables host, which refers to these fields, to keep compatibility to CSD Version 1.0. The Cell Type field is coded as follows: R = readable, W(1) = writable once, W = multiple writable. The CSD Register Fields (CSD Version 2.0) Transcend Information Inc.
- Page 13 This field is fixed to 00h. NSAC should not be used to calculate time-out values. TRAN_SPEED • The following table defines the maximum data transfer rate per one data line - TRAN_SPEED: Transcend Information Inc. CSD Register Structure Rev1.2 SD80 Secure Digital Card...
- Page 14 This field is fixed to 0, which indicates partial block read is inhibited and only unit of block access is allowed. WRITE_BLK_MISALIGN • This field is fixed to 0, which indicates write access crossing physical block boundaries is always disabled in High Capacity SD Memory Card. READ_BLK_MISALIGN • Transcend Information Inc. SD80 Secure Digital Card Rev1.2...
- Page 15 This field is fixed to 2h, which indicates 4 multiples. Write timeout can be calculated by multiplying the read access time and R2W_FACTOR. However, the host should not use this factor and should use 250 ms for write timeout WRITE_BL_LEN • Transcend Information Inc. SD80 Secure Digital Card Rev1.2...
- Page 16 The checksum has to be recalculated by the host for any CSD modification. The default corresponds to the initial CSD contents. The following table lists the correspondence between the CSD entries and the command classes. A ‘+’ entry indicates that the CSD field affects the commands of the related command class. Transcend Information Inc. SD80 Secure Digital Card Rev1.2...
- Page 17 Rev1.2 SD80 Secure Digital Card Transcend Information Inc.
- Page 18 SCR register is 64 bit. This register shall be set in the factory by the SD Memory Card manufacturer. The following table describes the SCR register content. SCR_STRUCTURE • Version number of the related SCR structure in the SD Memory Card Physical Layer Specification. SCR Register Structure Version Transcend Information Inc.
- Page 19 Standard Capacity SD Memory Card, this field shall be set to 2 (Version 1.01). In the case of High Capacity SD Memory Card, this field shall be set to 3 (Version 2.00). SD_BUS_WIDTHS • Describes all the DAT bus widths that are supported by this card. Transcend Information Inc. Physical Layer Specification Version Number Version 1.0-1.01 Version 1.10 Version 2.00...
- Page 20 Rev1.2 SD80 Secure Digital Card Since SD Memory Card shall support at least the two bus modes 1bit or 4bit width then any SD Card shall set at least bits 0 and 2 (SD_BUS_WIDTH="0101"). Transcend Information Inc.
- Page 21 Rev1.2 SD80 Secure Digital Card Mechanical Dimension Transcend Information Inc.
- Page 22 Rev1.2 SD80 Secure Digital Card Transcend Information Inc.
- Page 23 Rev1.2 SD80 Secure Digital Card Transcend Information Inc.