Wi-Fi&BT Module Series
FC21 Hardware Design
FC21_Hardware_Design 35 / 52
Table 21: Recommended Operating Conditions
4.3. I/O Interface Characteristics
The following table shows the general DC electrical characteristics over recommended operating
conditions (unless otherwise specified).
Table 22: General DC Electrical Characteristics
4.4. Current Consumption
4.4.1. Wi-Fi Current Consumption
Table 23: Wi-Fi Current Consumption
Parameter
Min.
Typ.
Max.
Unit
VDD_3V3
3.14
3.3
3.46
V
VIO
1.71
1.8
3.46
V
Symbol
Parameter
Min.
Max.
Unit
V
IH
High Level Input Voltage
0.7 x VIO
VIO+0.2
V
V
IL
Low Level Input Voltage
-0.3
0.3 x VIO
V
V
OH
High Level Output Voltage
0.9 x VIO
VIO
V
V
OL
Low Level Output Voltage
0
0.1 x VIO
V
I
IL
Input Leakage Current
-5
5
μA
Description
Condition
I
WLAN3V3
I
VIO
Unit
OFF state
1)
AT+QWIFI=0
0
TBD
µA
Idel state
2)
AT+QWIFI=1
TBD
TBD
mA
802.11b
TX
1 Mbps
TBD
TBD
mA