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CLM920 TD3 LTE Module Hardware Usage Guide
Chapter 5 Interface electrical characteristics
5.1 Chapter overview
Working storage temperature
Module IO level
power supply
Electrostatic property
Reliability index
5.2 Working storage temperature
Table 5-1 CLM920 TD3 module working storage temperature
parameter
Normal operating temperature
Extreme working temperature
Storage temperature
5.3 Module IO level
CLM920 TD3 module IO level is as follows：
Parameter
Parameter Description
VIH
High level input voltage
VIL
Low level input voltage
VOH
High level output voltage
VOL
Low level output voltage
5.4 Power supply
CLM920 TD3 module input power requirements are as follows：
Parameter
Input voltage
Shanghai Yuge Information Technology co., LTD
Table 5-2 Electrical Characteristics of CLM920 TD3 Module
Table 5-3 Working voltage of CLM920 TD3 module
Minimum
3.3V
Minimum
-35°C
-40°C
-40°C
Minimum value
0.65* VDD_EXT
-
VDD_EXT-0.45V
0
Typical
3.7V
Maximum
75°C
85°C
85°C
Maximum
VDD_EXT+0.3V
0.35*VDD_EXT
VDD_EXT
0.45V
Maximum
4.2V
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