SLSD256BSU STEC, SLSD256BSU Datasheet - Page 13

• Manufacturer Part Number: SLSD256BSU
• Manufacturer: STEC
• Type: SD Cardr

Specifications of SLSD256BSU

• Density: 256MByte
• Operating Supply Voltage (typ): 3.3V
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Package Type: Not Required
• Pin Count: 9
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Programmable: Yes
• Lead Free Status / RoHS Status: Compliant

SLSDxxxBS(I)U
4.0 Host Access Specifications
The following chapters summarize how the host accesses the card:
4.1
The block diagram in Chapter 4.1 shows how the SD and SPI buses interact with the registers via the
controller.
Chapter 4.2 summarizes the SD and SPI buses.
Chapter 4.3 summarizes the registers.
Functional Block Diagram
Figure 7: SD Card Function Block Diagram
DAT2
61000-05203-107, March 2008
CD/DAT3
CSD[127:0]
CID[127:0]
OCR[31:0]
RCA[15:0]
DSR[15:0]
SCR[63:0]
CMD
Memory core interface
Memory core
Interface driver
V
DD
controller
interface
Card
CLK
Industrial Grade SD Card Datasheet
reset
reset
DAT0
DAT1
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