Telit Wireless Solutions LM960 Guide

[01.2017]

Mod.08

18 2017-01 Rev.0

LM960

HW Design Guide

1VV0301485 Rev.1 –2018-05-30

LM960 HW Design Guide

1VV0301485 Rev. 1 Page 2of 70 2018-05-30

SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE

NOTICE

While reasonable efforts have been made to assure the accuracy of this document, Telit

assumes no liability resulting from any inaccuracies or omissions in this document, or from

use of the information obtained herein. The information in this document has been carefully

checked and is believed to be reliable. However, no responsibility is assumed for

inaccuracies or omissions. Telit reserves the right to make changes to any products

described herein and reserves the right to revise this document and to make changes from

time to time in content hereof with no obligation to notify any person of revisions or changes.

Telit does not assume any liability arising out of the application or use of any product,

software, or circuit described herein; neither does it convey license under its patent rights

or the rights of others.

It is possible that this publication may contain references to, or information about Telit

products (machines and programs), programming, or services that are not announced in

your country. Such references or information must not be construed to mean that Telit

intends to announce such Telit products, programming, or services in your country.

COPYRIGHTS

This instruction manual and the Telit products described in this instruction manual may be,

include or describe copyrighted Telit material, such as computer programs stored in

semiconductor memories or other media. Laws in the Italy and other countries preserve for

Telit and its licensors certain exclusive rights for copyrighted material, including the

exclusive right to copy, reproduce in any form, distribute and make derivative works of the

copyrighted material. Accordingly, any copyrighted material of Telit and its licensors

contained herein or in the Telit products described in this instruction manual may not be

copied, reproduced, distributed, merged or modified in any manner without the express

written permission of Telit. Furthermore, the purchase of Telit products shall not be deemed

to grant either directly or by implication, estoppel, or otherwise, any license under the

copyrights, patents or patent applications of Telit, as arises by operation of law in the sale

of a product.

COMPUTER SOFTWARE COPYRIGHTS

The Telit and 3rd Party supplied Software (SW) products described in this instruction

manual may include copyrighted Telit and other 3rd Party supplied computer programs

stored in semiconductor memories or other media. Laws in the Italy and other countries

preserve for Telit and other 3rd Party supplied SW certain exclusive rights for copyrighted

computer programs, including the exclusive right to copy or reproduce in any form the

copyrighted computer program. Accordingly, any copyrighted Telit or other 3rd Party

supplied SW computer programs contained in the Telit products described in this instruction

manual may not be copied (reverse engineered) or reproduced in any manner without the

express written permission of Telit or the 3rd Party SW supplier. Furthermore, the purchase

of Telit products shall not be deemed to grant either directly or by implication, estoppel, or

otherwise, any license under the copyrights, patents or patent applications of Telit or other

3rd Party supplied SW, except for the normal non-exclusive, royalty free license to use that

arises by operation of law in the sale of a product.

LM960 HW Design Guide

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USAGE AND DISCLOSURE RESTRICTIONS

I. License Agreements

The software described in this document is the property of Telit and its licensors. It is

furnished by express license agreement only and may be used only in accordance with the

terms of such an agreement.

II. Copyrighted Materials

Software and documentation are copyrighted materials. Making unauthorized copies is

prohibited by law. No part of the software or documentation may be reproduced,

transmitted, transcribed, stored in a retrieval system, or translated into any language or

computer language, in any form or by any means, without prior written permission of Telit

III. High Risk Materials

Components, units, or third-party products used in the product described herein are NOT

fault-tolerant and are NOT designed, manufactured, or intended for use as on-line control

equipment in the following hazardous environments requiring fail-safe controls: the

operation of Nuclear Facilities, Aircraft Navigation or Aircraft Communication Systems, Air

Traffic Control, Life Support, or Weapons Systems (High Risk Activities"). Telit and its

supplier(s) specifically disclaim any expressed or implied warranty of fitness for such High

Risk Activities.

IV. Trademarks

TELIT and the Stylized T Logo are registered in Trademark Office. All other product or

service names are the property of their respective owners.

V. Third Party Rights

The software may include Third Party Right software. In this case you agree to comply with

all terms and conditions imposed on you in respect of such separate software. In addition

to Third Party Terms, the disclaimer of warranty and limitation of liability provisions in this

License shall apply to the Third Party Right software.

TELIT HEREBY DISCLAIMS ANY AND ALL WARRANTIES EXPRESS OR IMPLIED

FROM ANY THIRD PARTIES REGARDING ANY SEPARATE FILES, ANY THIRD PARTY

MATERIALS INCLUDED IN THE SOFTWARE, ANY THIRD PARTY MATERIALS FROM

WHICH THE SOFTWARE IS DERIVED (COLLECTIVELY “OTHER CODE”), AND THE

USE OF ANY OR ALL THE OTHER CODE IN CONNECTION WITH THE SOFTWARE,

INCLUDING (WITHOUT LIMITATION) ANY WARRANTIES OF SATISFACTORY

QUALITY OR FITNESS FOR A PARTICULAR PURPOSE.

NO THIRD PARTY LICENSORS OF OTHER CODE SHALL HAVE ANY LIABILITY FOR

ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED

AND WHETHER MADE UNDER CONTRACT, TORT OR OTHER LEGAL THEORY,

ARISING IN ANY WAY OUT OF THE USE OR DISTRIBUTION OF THE OTHER CODE

OR THE EXERCISE OF ANY RIGHTS GRANTED UNDER EITHER OR BOTH THIS

LICENSE AND THE LEGAL TERMS APPLICABLE TO ANY SEPARATE FILES, EVEN IF

ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

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Applicability Table

PRODUCTS

LM960

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Contents

NOTICE 2

COPYRIGHTS................................................................................................ 2

COMPUTER SOFTWARE COPYRIGHTS...................................................... 2

USAGE AND DISCLOSURE RESTRICTIONS............................................... 3

APPLICABILITY TABLE................................................................................ 4

CONTENTS.................................................................................................... 5

1. INTRODUCTION.......................................................................... 9

Scope........................................................................................... 9

Audience....................................................................................... 9

Contact Information, Support........................................................ 9

Text Conventions........................................................................ 11

Related Documents.................................................................... 12

2. GENERAL PRODUCT DESCRIPTION ...................................... 13

Overview..................................................................................... 13

Product Variants and Frequency Bands...................................... 13

2.2.1. RF Bands per Regional Variant .................................................. 13

Target market ............................................................................. 14

Main features.............................................................................. 14

Block Diagram ............................................................................ 16

TX Output Power........................................................................ 16

RX Sensitivity ............................................................................. 16

Mechanical specifications........................................................... 18

2.8.1. Dimensions................................................................................. 18

2.8.2. Weight ........................................................................................ 18

Environmental Requirements...................................................... 18

2.9.1. Temperature Range.................................................................... 18

2.9.2. RoHS Compliance...................................................................... 19

3. PINS ALLOCATION................................................................... 20

Pin-out........................................................................................ 20

LM960 Signals That Must Be Connected.................................... 24

Pin Layout................................................................................... 25

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4. POWER SUPPLY....................................................................... 26

Power Supply Requirements....................................................... 26

Power Consumption ................................................................... 26

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

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

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

4.3.2. Thermal Design Guidelines......................................................... 28

4.3.3. Power Supply PCB layout Guidelines ......................................... 29

RTC............................................................................................ 29

Reference Voltage...................................................................... 29

Internal LDO for GNSS bias........................................................ 30

5. ELECTRICAL SPECIFICATIONS .............................................. 31

Absolute Maximum Ratings – Not Operational............................ 31

Recommended Operating Conditions ......................................... 31

6. DIGITAL SECTION .................................................................... 32

Logic Levels................................................................................ 32

6.1.1. 1.8V Pins – Absolute Maximum Ratings..................................... 32

6.1.2. 1.8V Standard GPIOs................................................................. 32

6.1.3. 1.8V SIM Card Pins.................................................................... 33

6.1.4. 2.85V Pins – Absolute Maximum Ratings ................................... 33

6.1.5. SIM Card Pins @2.85V............................................................... 33

Power On.................................................................................... 34

6.2.1. Initialization and Activation State ................................................ 34

Power Off.................................................................................... 35

Reset.......................................................................................... 36

6.4.1. Graceful Reset............................................................................ 36

6.4.2. Unconditional Hardware Reset ................................................... 37

Communication ports.................................................................. 37

6.5.1. USB Interface ............................................................................. 38

6.5.2. PCIe Interface............................................................................. 40

6.5.3. SIM Interface.............................................................................. 42

6.5.3.1. SIM Schematic Example............................................................. 42

6.5.4. Control Signals ........................................................................... 43

6.5.4.1. W_DISABLE_N........................................................................... 43

6.5.4.2. PCIE_WAKE_N.......................................................................... 44

6.5.4.3. WAN_LED_N.............................................................................. 44

6.5.5. General Purpose I/O................................................................... 44

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6.5.5.1. Using a GPIO Pin as Input.......................................................... 45

6.5.5.2. Using a GPIO Pin as Output....................................................... 45

6.5.6. I2C – Inter-integrated circuit........................................................ 46

Using the Temperature Monitor Function.................................... 46

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

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

Primary Antenna Requirements.................................................. 47

Secondary Antenna Requirements ............................................. 47

GNSS Receiver .......................................................................... 48

7.4.1. GNSS RF Front End Design....................................................... 48

Antenna connection.................................................................... 49

7.5.1. Support bands in antenna port.................................................... 49

7.5.2. Antenna Connector..................................................................... 49

7.5.3. Antenna Cable............................................................................ 49

7.5.4. Antenna Installation Guidelines................................................... 50

8. AUDIO SECTION ....................................................................... 51

Audio Interface ........................................................................... 51

Digital Audio ............................................................................... 51

9. MECHANICAL DESIGN............................................................. 52

General....................................................................................... 52

Finishing & Dimensions .............................................................. 52

Drawing (TBD)............................................................................ 52

10. APPLICATION GUIDE............................................................... 53

Debug of the LM960 Module in Production................................. 53

Bypass Capacitor on Power Supplies ......................................... 53

EMC Recommendations............................................................. 54

11. PACKAGING.............................................................................. 57

Tray............................................................................................ 57

12. CONFORMITY ASSESSMENT ISSUES .................................... 59

Approvals.................................................................................... 59

Declaration of Conformity ........................................................... 59

FCC certificates.......................................................................... 59

IC certificates.............................................................................. 59

FCC/IC Regulatory notices ......................................................... 59

RED Regulatory notices.............................................................. 61

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13. SAFETY RECOMMENDATIONS................................................ 63

READ CAREFULLY.................................................................... 63

14. REFERENCE TABLE OF RF BANDS CHARACTERISTICS..... 64

15. ACRONYMS............................................................................... 67

16. DOCUMENT HISTORY .............................................................. 69

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1. INTRODUCTION

Scope

This document introduces the Telit LM960 module and presents possible and

recommended hardware solutions for developing a product based on the LM960 module.

All the features and solutions detailed in this document are applicable to all LM960 variants,

where “LM960” refers to the variants listed in the Applicability Table.

If a specific feature is applicable to a specific product only, it will be clearly marked.

Information – LM960 refers to all modules listed in the Applicability

Table.

This document takes into account all the basic functions of a wireless module; a valid

hardware solution is suggested for each function, and incorrect solutions and common

errors to be avoided are pointed out.

Obviously, this document cannot embrace every hardware solution or every product that

can be designed. Where the suggested hardware configurations need not be considered

mandatory, the information given should beused as a guide and astarting point for properly

developing your product with the Telit LM960 module.

Information – The integration of the WCDMA/HSPA+/LTE LM960

cellular module within a user application must be done according to

the design rules described in this manual.

Audience

This document is intended for Telit customers, especially system integrators, about to

implement their applications using the Telit LM960 module.

Contact Information, Support

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

documentation errors contact Telit Technical Support at:

TS-EMEA@telit.com

TS-AMERICAS@telit.com

TS-[email protected]

TS-SRD@telit.com

LM960 HW Design Guide

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

on accessories and components visit:

http://www.telit.com

To register for product news and announcements or for product questions contact Telit’s

Technical Support Center (TTSC).

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

and suggestions for improvements.

Telit appreciates feedback from the users of our information.

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