Data Sheet

15
FORM NO.: FR2-015_ A Responsible Department：WBU Expiry Date: Forever
The information contained herein is the exclusive property of AzureWave and shall not be distributed, reproduced, or
disclosed in whole or in part without prior written permission of AzureWave.
Output delay time – Data Transfer
mode
tODLY
0
–
14
ns
Output delay time – Identification
mode
tODLY
0
–
50
ns
SDIO Bus Timing Parameters (Default Mode)
* min(VIH) = 0.7 × VDDIO and max(VIL) = 0.2 × VDDIO
SDIO Bus Timing (High-Speed Mode)
Parameter
Symbol
Minimum
Typical
Maximum
Unit
SDIO CLK (all values are referred to minimum VIH and maximum VIL
*
)
Frequency – Data Transfer Mode
fPP
0
–
50
MHz
Frequency – Identification Mode
fOD
0
–
400
kHz
Clock low time
tWL
7
–
–
ns
Clock high time
tWH
7
–
–
ns
Clock rise time
tTLH
–
–
3
ns
Clock low time
tTHL
–
–
3
ns
Inputs: CMD, DAT (referenced to CLK)
Input setup Time
tISU
6
–
–
ns
Input hold Time
tIH
2
–
–
ns