u-blox LEXI-R422 Manuals

u-blox LEXI-R422 Manuals

Manuals and User Guides for u-blox LEXI-R422. We have 1 u-blox LEXI-R422 manual available for free PDF download: System Integration Manual

u-blox LEXI-R422 System Integration Manual

u-blox LEXI-R422 System Integration Manual (108 pages)

Ultra-small LTE-M / NB-IoT / EGPRS module

Brand: u-blox | Category: Control Unit | Size: 1 MB

Table of Contents

Document Information
2
Table of Contents
3
Contents
3
System Description
6
Overview
6
Architecture
8
Pin-Out
9
Operating Modes
12
Supply Interfaces
15
Module Supply Input (VCC)
15
Generic Digital Interfaces Supply Output (V_INT)
21
System Function Interfaces
22
Module Power-On
22
Module Power-Off
23
Module Reset
25
Antenna Interfaces
26
Cellular Antenna RF Interface (ANT)
26
Antenna Detection Interface (ANT_DET)
27
SIM Interface
27
SIM Detection Interface
27
Data Communication Interfaces
27
UART Interfaces
28
USB Interface
29
I2C Interface
29
General Purpose Input / Output
30
Cellular Antenna Dynamic Tuner Interface
30
Reserved Pins (RSVD)
31
Design-In
32
Overview
32
Supply Interfaces
33
Module Supply (VCC)
33
Generic Digital Interfaces Supply Output (V_INT)
47
System Functions Interfaces
48
Module PWR_CTRL Input
48
Antenna Interfaces
49
Cellular Antenna RF Interface (ANT)
49
Cellular and GNSS RF Coexistence
59
Antenna Detection Interface (ANT_DET)
61
Cellular Antenna Dynamic Tuner Interface
63
SIM Interface
65
Guidelines for SIM Circuit Design
65
Guidelines for SIM Layout Design
69
Data Communication Interfaces
70
UART Interfaces
70
USB Interface
75
I2C Interface
78
General Purpose Input / Output
80
Guidelines for GPIO Circuit Design
80
Guidelines for General Purpose Input/Output Layout Design
80
Reserved Pins (RSVD)
81
Module Placement
81
Module Footprint and Paste Mask
82
Thermal Guidelines
83
Schematic for LEXI-R422 Modules Integration
84
Design-In Checklist
85
Schematic Checklist
85
Layout Checklist
85
Antenna Checklist
86
Handling and Soldering
87
Packaging, Shipping, Storage and Moisture Preconditioning
87
Handling
87
Soldering
88
Soldering Paste
88
Reflow Soldering
88
Optical Inspection
89
Cleaning
89
Repeated Reflow Soldering
90
Wave Soldering
90
Hand Soldering
90
Rework
90
Conformal Coating
90
Casting
90
Grounding Metal Covers
91
Use of Ultrasonic Processes
91
Approvals
92
Product Certification Approval Overview
92
Federal Communications Commission Notice
93
Integration Instructions for Host Product Manufacturers
93
Innovation, Science, Economic Development Canada Notice
95
Declaration of Conformity
95
Modifications
96
European Conformance CE Mark
97
Conformity Assessed (UKCA)
98
Product Testing
99
Validation Testing and Qualification
99
Production Testing
100
U-Blox In-Line Production Tests
100
Production Test Parameters for OEM Manufacturers
100
Appendix
102
A Migration from SARA-R42 Series Modules
102
B Glossary
104
Related Documentation
107
Revision History
107
Contact
108

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