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UMTS/HSPA Module Series

UC20 Hardware Design

UC20_Hardware_Design Confidential / Released 61 / 82

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 28: Absolute Maximum Ratings

Parameter

Min.

Max.

Unit

VBAT_RF/VBAT_BB

-0.3

4.7

USB_VBUS

-0.3

5.5

Peak Current of VBAT_BB

0.8

Peak Current of VBAT_RF

1.8

Voltage at Digital Pins

-0.3

2.3

Voltage at ADC0

2.1

Voltage at ADC1

4.2

6.2. Power Supply Ratings

Table 29: The Module Power Supply Ratings

Parameter

Description

Conditions

Min.

Typ.

Max.

Unit

VBAT

VBAT_BB and

VBAT_RF

Voltage must stay within the

min/max values, including voltage

3.3

3.8

4.3

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