Quectel UC20

UMTS/HSPA Module Series
UC20 Hardware Design
UC20_Hardware_Design Confidential / Released 64 / 84
6 Electrical, Reliability and Radio
Characteristics
6.1. Absolute Maximum Ratings
Absolute maximum ratings for power supply and voltage on digital and analog pins of module are listed in
the following table:
Table 30: Absolute Maximum Ratings
Parameter
Min.
Max.
Unit
VBAT_RF/VBAT_BB
-0.3
4.7
V
USB_VBUS
-0.3
5.5
V
Peak current of VBAT_BB
0
0.8
A
Peak current of VBAT_RF
0
1.8
A
Voltage at digital pins
-0.3
2.3
V
Voltage at ADC0
0
2.1
V
Voltage at ADC1
0
4.2
V