Data Sheet

13
00
USB2
USB2
USB2
Combined
-
01
USB2
USB2
USB2
Combined
-
10
SDIO
UART
SDIO+UART
Parallel
1(WLAN)
11
SDIO
SDIO
SDIO+SDIO
Parallel
2(WLAN, Bluetooth)
3. Electrical Characteristics
3.1 Absolute Maximum Ratings
Symbol
Parameter
Minimum
Typical
Maximum
Unit
3V3
DC supply for the 3.3V input
-
3.3
3.96
V
VIO
I/O power supply
-
3.3
4.0
V
-
1.8
2.2
VIO_SD
SDIO power supply
-
3.3
4.0
V
-
1.8
2.2
3.2 Recommended Operating Conditions
Symbol
Parameter
Minimum
Typical
Maximum
Unit
3.3V
DC supply for the 3.3V input
3.14
3.3
3.46
V
VIO
1.8V/3.3V digital I/O power
supply
2.97
3.3
3.47
V
1.62
1.8
1.98
VIO_SD
1.8V/3.3V SDIO power supply
2.97
3.3
3.47
V
1.62
1.8
1.98
3.3 Digital IO Pin DC Characteristics
3.3.1 1.8V Operation (VIO)
Symbol
Parameter
Minimum
Typical
Maximum
Unit
V
IH
Input high voltage
0.7*VIO
-
VIO+0.4
V
V
IL
Input low voltage
-0.4
-
0.3*VIO
V
OH
Output high voltage
VIO-0.4
-
-
V
OL
Output low voltage
-
-
0.4
V
HYS
Input Hysteresis
100
mV