Quectel EG95-NA Manuals

Manuals and User Guides for Quectel EG95-NA. We have 1 Quectel EG95-NA manual available for free PDF download: Hardware Manual

Quectel EG95-NA Hardware Manual

Quectel EG95-NA Hardware Manual (87 pages)

EG95 LTE Module Series

Brand: Quectel | Category: Control Unit | Size: 1 MB

Table of Contents

About the Document
3
Table of Contents
5
Contents
5
Introduction
10
Safety Information
11
Product Concept
12
General Description
12
Key Features
13
Functional Diagram
15
Evaluation Board
16
Application Interfaces
17
General Description
17
Pin Assignment
18
Pin Description
19
Operating Modes
25
Power Saving
25
Sleep Mode
25
UART Application
26
USB Application with USB Remote Wakeup Function
26
USB Application with USB Suspend/Resume and RI Function
27
USB Application Without USB Suspend Function
28
Airplane Mode
28
Power Supply
29
Power Supply Pins
29
Decrease Voltage Drop
30
Reference Design for Power Supply
31
Monitor the Power Supply
31
Turn on and off Scenarios
31
Turn on Module Using the PWRKEY
31
Table 7: Pin Definition of Pwrkey
32
Turn off Module
33
Turn off Module Using the PWRKEY Pin
33
Turn off Module Using at Command
34
Reset the Module
34
Figure 14: Reference Circuit of Reset_N by Using Driving Circuit
35
U)SIM Interfaces
36
Figure 18: Reference Circuit of (U)Sim1 Interface with a 6-Pin (U)Sim Card Connector
37
Figure 20: Reference Circuit of (U)Sim2 Interface with a 6-Pin (U)Sim Card Connector
38
USB Interface
39
Figure 21: Reference Circuit of Usb Interface
40
UART Interfaces
41
Table 13: Logic Levels of Digital I/O
42
PCM and I2C Interfaces
43
Figure 24: Primary Mode Timing
44
Table 14: Pin Definition of Pcm and I2C Interfaces
45
SPI Interface
46
Network Status Indication
46
Status
47
Behaviors of RI
48
GNSS Receiver
49
General Description
49
GNSS Performance
49
Layout Guidelines
50
Antenna Interfaces
51
Main/Rx-Diversity Antenna Interfaces
51
Pin Definition
51
Operating Frequency
51
Reference Design of RF Antenna Interface
52
Reference Design of RF Layout
53
Figure 33: Coplanar Waveguide Line Design on a 4-Layer Pcb (Layer 3 as Reference Ground)
54
GNSS Antenna Interface
55
Antenna Installation
56
Antenna Requirement
56
Recommended RF Connector for Antenna Installation
57
Figure 38: Space Factor of Mated Connector (Unit: MM)
58
Electrical, Reliability and Radio Characteristics
59
Absolute Maximum Ratings
59
Power Supply Ratings
59
Operation and Storage Temperatures
60
Current Consumption
61
Table 30: Eg95-Na Current Consumption
63
RF Output Power
64
RF Receiving Sensitivity
65
Electrostatic Discharge
66
Thermal Consideration
67
Figure 40: Referenced Heatsink Design (Heatsink at the Bottom of Customers' Pcb)
68
Mechanical Dimensions
69
Mechanical Dimensions of the Module
69
Figure 42: Module Bottom Dimensions (Top View)
70
Recommended Footprint
71
Design Effect Drawings of the Module
72
Storage, Manufacturing and Packaging
73
Storage
73
Manufacturing and Soldering
74
Packaging
75
Appendix A References
76
Appendix B GPRS Coding Schemes
79
Appendix C GPRS Multi-Slot Classes
80
Appendix D EDGE Modulation and Coding Schemes
82

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