Data Sheet

13
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.
3. Electrical Characteristics
3.1 Absolute Maximum Ratings
Symbol
Parameter
Minimum
Typical
Maximum
Unit
VBAT
Power supply for Internal Regulators
-0.5
6
V
VDDIO
DC supply voltage for digital I/O
-0.5
3.9
V
3.2 Recommended Operating Conditions
Symbol
Parameter
Minimum
Typical
Maximum
Unit
VBAT
Power supply for Internal Regulators
3*
3.6
4.8*
V
*Optimal RF performance is guaranteed only for 3.2V<VBAT<4.8V
3.3 Digital IO Pin DC Characteristics
Symbol
Parameter
Minimum
Typical
Maximum
Unit
For SDIO Interface VDDIO =1.8V
VIH
Input high voltage
1.27
-
-
V
VIL
Input low voltage
-
-
0.58
V
VOH
Output High Voltage @ 2mA
1.4
-
-
V
VOL
Output Low Voltage @ 2mA
-
-
0.45
V
For SDIO Interface VDDIO =3.3V
VIH
Input high voltage
2.06
-
-
V
VIL
Input low voltage
-
-
0.82
V
VOH
Output High Voltage @ 2mA
2.47
-
-
V
VOL
Output Low Voltage @ 2mA
-
-
0.41
V
Other Digital Interface VDDIO=1.8V
VIH
Input high voltage
1.17
-
-
V
VIL
Input low voltage
-
-
0.63
V
VOH
Output High Voltage @ 2mA
1.35
-
-
V