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EC21 Mini PCIe Series
Quectel EC21 Mini PCIe Series Manuals
Manuals and User Guides for Quectel EC21 Mini PCIe Series. We have
1
Quectel EC21 Mini PCIe Series manual available for free PDF download: Hardware Design
Quectel EC21 Mini PCIe Series Hardware Design (68 pages)
Brand:
Quectel
| Category:
GSM/GPRS Modules
| Size: 0.94 MB
Table of Contents
About the Document
3
Table of Contents
6
Contents
6
Introduction
11
Safety Information
12
Product Concept
13
General Description
13
Description of Module Series
14
Key Features
15
Functional Diagram
18
Application Interfaces
19
Pin Assignment
19
Pin Description
20
Operating Modes
23
Power Saving
24
Sleep Mode
24
Airplane Mode
24
Power Supply
24
U)SIM Interface
25
USB Interface
27
UART Interface
29
PCM and I2C Interfaces
30
Control and Indication Signals
32
RI Signal
33
DTR Signal
33
W_DISABLE# Signal
33
PERST# Signal
34
LED_WWAN# Signal
34
WAKE# Signal
35
GNSS Receiver
37
General Description
37
GNSS Performance
37
GNSS Frequency
38
Antenna Connection
39
Antenna Connectors
39
Operating Frequency
39
Antenna Requirements
40
Recommended Mating Plugs for Antenna Connection
41
Electrical, Reliability and Radio Characteristics
43
General Description
43
Power Supply Requirements
43
I/O Requirements
44
RF Characteristics
44
ESD Characteristics
50
Current Consumption
50
Thermal Consideration
61
Dimensions and Packaging
63
General Description
63
Mechanical Dimensions of EC21 Mini Pcie
63
Standard Dimensions of Mini PCI Express
64
Packaging Specifications
65
Appendix A References
66
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