SDSDJ-256-J SanDisk, SDSDJ-256-J Datasheet - Page 30

• Manufacturer Part Number: SDSDJ-256-J
• Description: MEMORY CARD SD 256MB
• Manufacturer: SanDisk

Specifications of SDSDJ-256-J

• Memory Size: 256MB
• Memory Type: Memory Card - Standard SD™
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 585-1223; SDSDJ-256-J

07/07, Rev. 2.1
Interface Description
Refer to Section 5.3.3, Table 5-16 of the SDA Physical Layer Specification, Version 2.00 for
more detailed information..
Table 3-7
CSD_STRUCTURE
TAAC
NSAC
TRANS_SPEED
CCC
READ_BL_LEN
READ_BL_PARTIAL
WRITE_BLK_MISALIGN
READ_BLK_MISALIGN
DSR_IMP
C_SIZE
ERASE_BLK_EN
SECTOR_SIZE
WP_GRP_SIZE
WP_GRP_ENABLE
Reserved
R2W_FACTOR
WRITE_BL_LEN
WRITE_BL_PARTIAL
FILE_FORMAT_GRP
COPY
PERM_WRITE_PROTECT
TMP_WRITE_PROTECT
FILE_FORMAT
Reserved
CRC
4 GB
6 GB
8 GB
12 GB
16 GB
32 GB
Field
—
—
—
—
—
CSD Register (CSD Version 2.0)
Standard Mode 25MHz
9
No
0x5B6C
64 blocks
000000b
No
x4
No
0
Has been copied
Not protected
No protected
HD w/partition
2.0
—
1.5 msec
0
High Performance Mode 50MHz
All (inc. lock/unlock)
No
No
No
0
Secured
0x1E5C
0x2D8C
0x3CDC
0x79FC
0XF45C
0
1
—
—
—
CRC7
—
3-8
CSD Value
SanDisk SD Card Product Family Product Manual
CSD structure
Reserved
Data read access-time
Data read access-time 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
Device Size
Reserved
Erase single block enable
Erase sector size
Write protect group size
Write protect group enable
Reserved for MMC compatibility
Write speed factor
Maximum write data block length
Partial blocks for write allowed
Reserved
File format group
Copy flag (OTP)
Permanent write protection
Temporary write protection
File format
Reserved
CRC
Not used, always “1”
© 2007 SanDisk Corporation
Description