Telit Wireless Solutions ME310G1 Guida

ME310G1

HW Design Guide

1VV0301588 Rev. 10 – 2021-01-12

Telit Technical Documentation

ME310G1 Hardware Design Guide

1VV0301588 Rev. 10 Page 2of 88 2021-01-12

APPLICABILITY TABLE

PRODUCTS

ME310G1-W1

ME310G1-WW

ME310G1-WWV

ME310G1-W2

ME310G1 Hardware Design Guide

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CONTENTS

APPLICABILITY TABLE ..........................................................................2

CONTENTS ............................................................................................3

INTRODUCTION ....................................................................8

Scope .........................................................................................8

Audience....................................................................................8

Contact Information, Support...................................................8

Symbol Conventions .................................................................9

Related documents...................................................................9

GENERAL PRODUCT DESCRIPTION.................................... 10

Overview ..................................................................................10

Product Variants and Frequency Bands ................................10

Target Market .........................................................................11

Main features ..........................................................................11

TX Output Power .....................................................................11

ME310G1-W1...........................................................................11

ME310G1-WW and ME310G1-WWV ........................................12

ME310G1-W2...........................................................................12

RX Sensitivity...........................................................................12

ME310G1-W1...........................................................................12

ME310G1-WW..........................................................................14

ME310G1-W2...........................................................................15

Mechanical Specifications ......................................................16

Dimensions..............................................................................16

Weight......................................................................................16

Temperature Range................................................................16

PINS ALLOCATION.............................................................. 17

Pin-out.....................................................................................17

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LGA Pads Layout.....................................................................22

POWER SUPPLY.................................................................. 23

Power Supply Requirements..................................................23

Power Consumption................................................................24

Idle mode.................................................................................24

ME310G1-W1 Connected Mode ..............................................25

ME310G1-WW and ME310G1-WWV Connected Mode ...........26

ME310G1-W2 Connected Mode ..............................................27

General Design Rules.............................................................27

Electrical Design Guidelines ..................................................27

4.3.1.1. +5V Source Power Supply Design Guidelines........................27

4.3.1.2. +12V Source Power Supply Design Guidelines......................28

4.3.1.3. Battery Source Power Supply Design Guidelines..................29

Thermal Design Guidelines ....................................................31

Power Supply PCB layout Guidelines.....................................31

RTC Supply ..............................................................................32

PWRMON Power-on monitor..................................................32

DIGITAL SECTION ............................................................... 34

Logic Levels ............................................................................34

Power On.................................................................................35

Power Off.................................................................................36

Unconditional shutdown.........................................................37

Wake up from deep sleep mode.............................................38

Fast shut down........................................................................38

Fast shut down by hardware ..................................................39

Fast shut down by software....................................................39

Communication ports .............................................................40

USB 2.0 HS ..............................................................................40

SPI............................................................................................40

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Serial Ports .............................................................................41

5.7.3.1. Asynchronous Serial Port (USIF0)..........................................41

5.7.3.2. Asynchronous Serial Port (USIF1)..........................................43

5.7.3.3. Auxiliary Serial Port................................................................43

General purpose I/O................................................................44

Using a GPIO as INPUT...........................................................44

Using a GPIO as OUTPUT........................................................44

External SIM Holder................................................................45

ADC Converter ........................................................................45

Using ADC Converter..............................................................46

DAC Converter ........................................................................46

Enabling DAC ..........................................................................46

CTANK .....................................................................................46

Forced USB boot .....................................................................46

RF SECTION........................................................................ 47

Antenna requirements............................................................47

PCB Design guidelines ...........................................................48

AUDIO SECTION.................................................................. 50

Electrical Characteristics.......................................................50

GNSS SECTION ................................................................... 51

GNSS Signals Pin-out.............................................................51

RF Front End Design...............................................................51

Guidelines of PCB line for GNSS Antenna .............................51

Hardware-based solution for GNSS and LTE coexistence....52

GNSS Antenna Requirements ................................................53

GNSS Antenna specification...................................................53

GNSS Antenna – Installation Guidelines................................53

Powering the External LNA (active antenna).........................53

GNSS Characteristics .............................................................54

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MECHANICAL DESIGN........................................................ 55

Drawing ...................................................................................55

ME310G1-W1...........................................................................55

ME310G1-WW, ME310G1-WWV and ME310G1-W2................56

APPLICATION PCB DESIGN ................................................ 57

Footprint..................................................................................57

ME310G1-W1...........................................................................57

ME310G1-WW, ME310G1-WWV and ME310G1-W2................59

Recommendations for ME310G1-W1 .....................................61

Recommendations for ME310G1-WW, ME310G1-WWV and

ME310G1-W2...........................................................................62

PCB pad design.......................................................................63

Stencil......................................................................................64

Solder paste ............................................................................64

Solder Reflow..........................................................................64

PACKAGING........................................................................ 66

Tray..........................................................................................66

ME310G1-W1...........................................................................66

ME310G1-WW..........................................................................68

Reel..........................................................................................70

ME310G1-W1...........................................................................70

ME310G1-WW and ME310G1-W2 ...........................................71

CONFORMITY ASSESSMENT ISSUES .................................. 72

Approvals summary................................................................72

RED approval...........................................................................72

RED Declaration of Conformity ..............................................72

RED Antennas .........................................................................72

FCC and ISED approval /

FCC et ISDE approbation

...............73

FCC certificates.......................................................................73

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ISED Certificate /

ISDE certificates

........................................73

Applicable FCC and ISED rules /

Liste des règles FCC et

ISDE applicables

.....................................................................73

FCC and ISED Regulatory notices / Avis réglementaires de

FCC et ISDE .............................................................................74

FCC/ISED Antennas /

FCC/ISDE Antennes

............................75

FCC label and compliance information..................................77

ISED label and compliance information/

Étiquette et

informations de conformité ISDE

...........................................78

Information on test modes and additional testing

requirements / Informations sur les modes de test et les

exigences de test supplémentaires .......................................78

FCC Additional testing, Part 15 Subpart B disclaimer..........79

ANATEL Regulatory Notices...................................................79

PRODUCT AND SAFETY INFORMATION .............................. 80

Copyrights and Other Notices ................................................80

Copyrights ...............................................................................80

Computer Software Copyrights..............................................80

Usage and Disclosure Restrictions........................................81

License Agreements...............................................................81

Copyrighted Materials ............................................................81

High Risk Materials.................................................................81

Trademarks.............................................................................82

3rd Party Rights ......................................................................82

Waiver of Liability....................................................................82

Safety Recommendations.......................................................83

GLOSSARY .......................................................................... 84

DOCUMENT HISTORY.......................................................... 86

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INTRODUCTION

Scope

This document introduces the ME310G1 module and presents possible and

recommended hardware solutions for the development of a product based on this

module. All the features and the solutions described in this document are applicable to

all the variants listed in the applicability table.

This document cannot include every hardware solution or every product that can be

designed. Where the suggested hardware configurations are not to be considered

mandatory, the information provided should be used as a guide and starting point for the

proper development of the product with the Telit module.

Audience

This document is intended for Telit customers, in particular system integrators, who are

going to implement their applications using our ME310G1 modules.

Contact Information, Support

For general contact, technical support services, technical questions and report of

documentation errors contact Telit Technical Support at:

•

TS-[email protected]

•

TS-[email protected]om

•

TS-APAC@telit.com

Alternatively, use:

http://www.telit.com/support

For detailed information about where you can buy the Telit modules or for

recommendations on accessories and components visit:

http://www.telit.com

Our aim is to make this guide as helpful as possible. Keep us informed with your

comments and suggestions for improvements.

Telit appreciates the user feedback on our information.

ME310G1 Hardware Design Guide

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Symbol Conventions

Danger:

This information MUST be followed or catastrophic

equipment failure or personal injury may occur.

Warning: Alerts the user on important steps about the module

integration.

Note/Tip:

Provides advice and suggestions that may be useful when

integrating the module.

Electro-static Discharge:

Notifies the user to take proper

grounding precautions before handling the product.

Table 1: Symbol Conventions

All dates are in ISO 8601 format, that is YYYY-MM-DD.

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