User's Manual

UMTS/HSDPA Module Series
UC15 Hardware Design
UC15_Hardware_Design Confidential / Released 62 / 78
5
Electrical, Reliability and Radio
Characteristics
5.1. 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 29: Absolute Maximum Ratings
Parameter Min. Max. Unit
VBAT_RF/VBAT_BB -0.5 4.7 V
USB_VBUS -0.5 6.0 V
Peak Current of VBAT_BB 0 0.8 A
Peak Current of VBAT_RF 0 1.8 A
Voltage at Digital Pins (1.8V digital I/O) -0.3 2.1 V
Voltage at Digital Pins (2.6V digital I/O) -0.3 2.9 V
Voltage at ADC0 0 2.2 V
Voltage at ADC1 0 2.2 V