Wi-Fi&Bluetooth Module Series
FC908A_Hardware_Design 39 / 49
4.2. Digital I/O Interface Characteristics
The following table shows the general DC electrical characteristics over recommended operating
conditions (unless otherwise specified).
Table 27: General DC Electrical Characteristics for 1.8 V Domain
Table 28: General DC Electrical Characteristics for 3.3 V Domain
4.3. Power Consumption
The values of current consumption are shown as below.
Table 29: Current Consumption of the Module (Normal Operation)
Symbol
Parameter
Min.
Max.
Unit
V
IH
High-level Input Voltage
0.65 × VDDIO
-
V
V
IL
Low-level Input Voltage
-
0.35 × VDDIO
V
V
OH
High-level Output Voltage
VDDIO - 0.45
-
V
V
OL
Low-level Output Voltage
-
0.45
V
Symbol
Parameter
Min.
Max.
Unit
V
IH
High-level Input Voltage
2
-
V
V
IL
Low-level Input Voltage
-
0.8
V
V
OH
High-level Output Voltage
VDDIO - 0.4
-
V
V
OL
Low-level Output Voltage
-
0.4
V
Description
Conditions
VBAT (3.3 V)
VDDIO (1.8 V)
Unit
802.11b
TX 1 Mbps @ 16 dBm
291
0.46
mA
