Wi-Fi&Bluetooth Module Series
FC909A_Hardware_Design 38 / 49
5
Electrical Characteristics & Reliability
5.1. Electrical Characteristics
Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are
listed in the following table .
Table 25: Absolute Maximum Ratings
The following table shows the recommended operating conditions of the module .
Table 26: Recommended Operating Conditions
Parameter
Min.
Max.
Unit
VBAT
-0.3
5.5
V
Digital I/O Input Voltage
-0.3
3.9
V
Parameter
Min.
Typ.
Max.
Unit
VBAT
3.0
3.6
4.8
V
VDDIO
1.71
1.8/3.3
3.63
V