Motorola AT Commands G24-LC Technické informace stáhnout pdf (Strana 103)

Chapter 4: Mechanical Specifications

December 15, 2009 G30 - Module Hardware Description 79

Layout Recommendation

Note: This section applies to G30 LGA Model only.

Soldering Footprint

Figure 4-9 gives a layout recommendation for the G30.

Figure 4-9: G30 Soldering Footprint (Top View)

Note:

• Routing signals other then GND (Ground) within inner soldering footprint area of G30

(under G30) is not recommended.

• Vias inside pads are not recommended.

• Verify GND pads are well tied to ground plane layer by vias.

1 2 ... 98 99 100 101 102 103 104 105 106 107 108 ... 117 118

Technical Information 1
Copyrights 2
Computer Software Copyrights 2
Trademarks 3
Table of Contents 5
Table of Contents 6
List of Figures 9
List of Tables 10
Manual Scope 11
Target Audience 11
Manual Organization 11
Applicable Documents 11
Regulatory Requirements 12
Regulatory Statement (Safety) 12
FCC Notice to Users 12
Precautions 13
Standards 14
Contact Us 15
Text Conventions 15
Important 16
Caution 16
General Safety 17
Caring for the Environment 18
Limitation of Liability 19
Warranty Notification 19
How to Get Warranty Service? 20
Claiming 20
Conditions 21
Installed Data 22
Out of Warranty Repairs 22
Revision History 23
Chapter 1: Introduction 25
Product Specifications 26
Regulatory and Approvals 30
Architecture Overview 33
Baseband 34
RF Block 34
Operating Modes 35
Power Supply 36
Note: 1 TX slot is shown 37
Power Consumption 38
Power On/Off Operation 39
Turning the G30 Off 40
Power Loss shut down 41
Low Power Mode 42
Terminating Low Power Mode 43
Using the WKUPI signal 44
Incoming Network Data 44
Data on the Serial interface 45
Real Time Clock 46
Serial Interfaces 47
Flashing and Data Logging 49
C Bus Interface 50
SIM Interface 51
External SIM Card 52
Embedded SIM 53
Audio Interface 54
Headset Microphone Port 55
Ω at the 57
Mono Speaker (Headset) Port 58
Headset Detection 59
Digital Audio Interface 60
Advanced Mode 62
Audio Programming Interface 63
Audio Design 64
Analog Ground 65
A/D Interface 66
General Purpose A/D 67
VREF Reference Regulator 69
Wakeup Out 70
Antenna Detection 71
GPRS Detection 72
General Purpose I/O 72
Antenna Interface 73
Absolute Maximum Ratings 75
Operating Parameters 76
Voltage Domain Parameter 77
Limit Values 77
Unit Remarks 77
Min Typ Max 77
Audio Pins 80
Parameter 82
ADC Pins 83
Environmental Specifications 85
Board Dimensions 95
U.FL Connector Specifications 100
Mating Connector 101
G30 Mounting 102
Layout Recommendation 103
Soldering Re-flow 104
Ordering Information 105
Required Query Information 106
Who to Contact? 106
Testing a Standalone Unit 108
Test Procedure 109
Acronyms and Abbreviations 111
Index U - U 116
@6802986C55@ 118

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