CLM920_TE5 LTE Module Hardware Manual
38
YUGA Information Technology Co.,Ltd
Parameter Parameter Description
Min
Max
VIH
High level input voltage 0.65* VDD_EXT
0.3V
VIL
Low level input voltage -
0.35*VDD_EXT
VOH
High level output voltage VDD_EXT-0.45V
VDD_EXT
VOL
Low level output voltage 0
0.45V
5.3 Power supply characteristics
CLM920_TE5 module’s input power supply requirements are as follows:
Table 5- 3 CLM920_TE5 module operating characteristics
Parameter
Min
Typical
Max
VBAT
3.3V
3.7V
4.2V
UIM_PWR
1.7V/2.75V
1.8V/2.85V
1.9V/2.95V
The power-on time of any Host interface must not be earlier than the power-on time of
the module. Otherwise, the module may be abnormal or damaged.
5.4 Electrostatic characteristics
CLM920_TE5 module requires ESD protection to ensure product quality in using.
Table 5- 4 CLM920_TE5 ESD Characteristics
Test port
Contact discharge Air discharge
Unit
USB interface
±4
±8
KV
USIM interface
±4
±8
KV
Analog voice interface ±4
±8
KV
VBAT Power supply
±4
±8
KV
6 Structural and mechanical properties
6.1 Appearance
CLM920_TE5 module is a double-sided PCBA . The appearance of the module is as
below :
