Transcend Information TS128M - Manual (Page 7)

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128M~2GB miniSD Memory Card
Transcend Information Inc. 7
• Bus Timing (High Speed Mode)
Parameter Symbol Min Max. Unit Remark
Clock CLK (All values are referred to min (V
IH
) and max (V
IL
)
Clock frequency Data Transfer Mode f
PP
0 50 MHz
Clock low time t
WL
7 ns
Clock high time t
WH
7 ns
Clock rise time t
TLH
3 ns
Clock fall time t
THL
3 ns
Inputs CMD, DAT (referenced to CLK)
Input set-up time
t
ISU
6 ns
Input hold time t
IH
2 ns
Outputs CMD, DAT (referenced to CLK)