6-May.2011 Ver.0.6
TAIYO YUDEN
Tentative
TAIYO YUDEN
8/20
WYSAAVDX7
Control No.
HD-AE-A100174 (3/5)
Control name
Electrical characteristics
SDIO Interface Specifications
The Specification applies for Topr.= -20 to TBD degrees C , Supply voltage=Typical voltage(5.0V).
Parameter Symbol
Condition
Min
Typ
Max
Unit
Remark
Normal 0
-
25
1 Input SDIO_CLK Frequency
Tf
High Speed
0
-
50
MHz
Normal 10
-
-
2 Input
SDIO_CLK
High
Time
Tch
High Speed
7
-
-
ns
Normal 10
-
-
3 Input SDIO_CLK Low Time
Tcl
High Speed
7
-
-
ns
Normal 5
-
-
4 Input SDIO_CMD, DATA[3:0] Setup time
Tsu
High Speed
6
-
-
ns
Normal 5
-
-
5 Input SDIO_CMD, DATA[3:0] Hold time
Thd
High Speed
2
-
-
ns
6 Output SDIO_CMD, DATA[3:0] Delay time
Tod
-
-
-
7.33
ns
7 Output SDIO_CMD, DATA[3:0] Hold time
Toh
High Speed
2.5
-
-
ns
Normal Mode
High Speed Mode
SD_CLK
SD_CMD
SD_DATA[3:0]
HOST > WiFi
WiFi > HOST
Tf
Tch
Tcl
Tsu
Thd
Tod
SD_CMD
SD_DATA[3:0]
SD_CLK
SD_CMD
SD_DATA[3:0]
HOST > WiFi
WiFi > HOST
Tf
Tch
Tcl
Tsu
Thd
Tod
SD_CMD
SD_DATA[3:0]
Toh
