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Manuals and User Guides for u-blox LEA-5S. We have
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u-blox LEA-5S manual available for free PDF download: Hardware Manual
u-blox LEA-5S Hardware Manual (68 pages)
5 Gps modules
Brand:
u-blox
| Category:
GPS
| Size: 1.17 MB
Table of Contents
Preface
3
Contents
5
Table of Contents
5
1 Hardware Description
8
Overview
8
Architecture
8
Power Management
9
Connecting Power
9
Operating Modes
10
V_Ant (Lea-5H/5S/5A, Tim-5H)
11
System Functions
11
EXTINT - -Xternal Interrupt Pin
11
System Monitoring
11
Interfaces
11
Uart
11
Usb (Lea-5, Neo-5)
12
DDC (Lea-5, Neo-5)
13
SPI (Planned with LEA-5Q and NEO-5Q/5G)
17
I/O Pins
22
Reset_N (Lea-5, Tim-5H)
22
Extint0
22
Aadet_N (Lea-5, Tim-5H)
22
Configuration Pins (LEA-5S/5A/5Q/5M, NEO-5)
22
2 Design-In
23
Design-In Checklist
23
Layout Design-In Checklist
23
Design Considerations
25
LEA-5 Design
26
LEA-5 Passive Antenna Design
26
Pin Description for Antenna Designs (LEA-5H/5S/5A/5T)
27
Pin Description for Antenna Designs (LEA-5Q/5M)
28
NEO-5 Design
30
Passive Antenna Design (NEO-5)
30
TIM-5H Design
31
Layout
32
Footprint and Paste Mask
32
Placement
34
Antenna Connection and Grounding Plane Design
36
Antenna Micro Strip
37
Antenna and Antenna Supervisor
38
Passive Antenna
39
Active Antenna (LEA-5H/5S/5A/5T, TIM-5H)
39
Active Antenna (LEA-5Q/5M, NEO-5)
40
Active Antenna Bias Power (LEA-5H/5S/5A/5T, TIM-5H)
41
Active Antenna Supervisor (LEA-5H/5S/5A/5T, TIM-5H)
42
EOS/ESD/EMI Precautions
46
Abbreviations
46
Electrostatic Discharge (ESD)
46
ESD Protection Measures
46
Electrical Overstress (EOS)
47
EOS Protection Measures
47
Electromagnetic Interference (EMI)
47
GSM Applications
48
Recommended Parts
50
3 Handling and Soldering
51
Packaging, Shipping, Storage and Moisture Preconditioning
51
ESD Handling Precautions
51
Soldering
52
Soldering Paste
52
Reflow Soldering
52
Optical Inspection
53
Cleaning
53
Repeated Reflow Soldering
54
Wave Soldering
54
Hand Soldering
54
Rework
54
Conformal Coating
54
Casting
54
Grounding Metal Covers
55
Use of Ultrasonic Processes
55
4 Product Testing
56
U-Blox In-Series Production Test
56
Test Parameters for OEM Manufacturer
56
System Sensitivity Test
57
Guidelines for Sensitivity Tests
57
Go/No Go' Tests for Integrated Devices
57
Appendix
58
A Migration to U-Blox-5 Receivers
58
Checklist for Migration
58
Software Migration
60
A.2 Software Migration
60
Hardware Migration
61
Migration from LEA-4 to LEA-5
61
A.3 Hardware Migration
61
Migration from NEO-4S to NEO-5Q/NEO-5M
64
Migration from TIM-4H / TIM-4P to TIM-5H
65
Typical Pin Assignment TIM Modules
66
Related Documents
67
Revision History
67
Contact
68
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