Huawei Technologies Co. Ltd UM01-HW Manuel D’Utilisation
MC703 CDMA EV-DO Wireless Module V100R001
Product Description
Issue 1.00 (2009-9-10)
Huawei Proprietary and Confidential
Page 18 of 40
3
Electrical Features of the Interfaces
3.1 About This Chapter
This chapter describes the electrical features of the interfaces of the UM01-HW UMTS, with
the following features included:
the following features included:
z
Application Extremes
z
Operating and Storage Temperature
z
Levels of the I/O Interface
z
Power Supply Features
z
Reliability Features
z
ESD Features
This chapter describes mainly the electrical features of the external interfaces of the UM01-HW UMTS
module.
module.
3.2 Application Extremes
Table 3-1 shows the extreme application values of the UM01-HW UMTS module. Exceeding
these values will cause permanent damage to the UM01-HW UMTS module.
these values will cause permanent damage to the UM01-HW UMTS module.
Table 3-1 Extreme application values of the UM01-HW UMTS module
Parameter
Description
Minimum
Value
Value
Maximum
Value
Value
Unit
VBAT
Input voltage of the
UM01-HW UMTS
module
UM01-HW UMTS
module
–0.5
5.0 V
VIN
Input voltage of the
I/O interface
I/O interface
–0.5
5.0 V