fxl3sd206 Fairchild Semiconductor, fxl3sd206 Datasheet - Page 2

• Manufacturer Part Number: fxl3sd206
• Description: Fxl3sd206 ? Level Shifting Voltage Translator
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FXL3SD206 • Rev. 1.0.0
Application Diagrams
Memory
HOST
Device
SDIO
SD
Or
VDD Select
Card Select
Output
Enable
D0~D3
D0~D3
CMD
CLK
CMD
CLK
Figure 1. Single Host to Two SDIO Application Diagram
VDDA VDD_CON
VDDA
Figure 2. Dual Host to Single SDIO Application
CMD_ A
D0_A~D3_A
CMD A
VDD_CON
CLK_A
OE
CH_SEL
VDD_SEL
D0_A~D3_A
DEMUX
CLK_A
Power Management IC
MUX
DEMUX
In
In
Out
Out
MUX
Out
Out
Out
Out
VDD_HI
In
In
In
In
Power Management IC
D0_BC~D3_BC
D0_BC~D3_BC
CLK_BC
CMD_B
CMD B
CLK_BC
CH SEL
VDD SEL
CMD C
2
CMD_C
OE
VDD_LO
VDD_HI
Card Select
Output Enable
CMD B
1D0~D3
CMD C
2D0~D3
VDD_LO
1CLK
1D0~D3
2D0~D3
CMD C
CMD B
2CLK
VDD Select
2CLK
1CLK
SD Card
VDD_HI
SDIO Device
VDD_LO
Application
Processor
Memory Module
WiFi LAN /
Bluetooth /
Baseband
Processor
VDD_HI
VDD_LO
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