Telit Wireless Solutions SL876Q5-A Specification sheet

SL876Q5-A
Product User Guide
1VV0301333 Rev. 2
2017-06-27

SL876Q5-A Product User Guide
1VV0301333 Rev. 2Page 2 of 68 2017-06-27
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, orfrom 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.

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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 beused 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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PRODUCT APPLICABILITY TABLE
Product
SE876Q5-A

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CONTENTS
NOTICE . .................................................................................................... 2
COPYRIGHTS................................................................................................2
COMPUTER SOFTWARE COPYRIGHTS...................................................... 2
USAGE AND DISCLOSURE RESTRICTIONS............................................... 3
PRODUCT APPLICABILITY TABLE.............................................................. 4
1. INTRODUCTION ........................................................................ 11
Purpose...................................................................................... 11
Contact and Support Information ................................................ 11
Text Conventions........................................................................12
Related Documents .................................................................... 13
Related Documents Requiring a Non-disclosure Agreement....... 13
2. PRODUCT DESCRIPTION......................................................... 14
Product Overview ....................................................................... 14
SL876Q5-A Block Diagram......................................................... 15
SL876Q5-A Module .................................................................... 16
3. SL876Q5-A EVALUATION KIT (EVK) ....................................... 17
SL876Q5-A Evaluation Board (EVB)........................................... 18
4. PRODUCT FEATURES.............................................................. 19
Built-in Antenna and Switch........................................................ 19
Multi-Constellation Navigation..................................................... 19
Quasi-Zenith Satellite System (QZSS) support........................... 19
Satellite Based Augmentation System (SBAS)............................ 19
SBAS Corrections....................................................................... 19
SBAS Ranging............................................................................19
Assisted GPS (AGPS) - SiRFInstantFix™................................... 19
Client-generated Extended Ephemeris (CGEE).......................... 20
Server-generated Extended Ephemeris (SGEE)......................... 20
2-D Positioning ........................................................................... 20
Static Navigation......................................................................... 20
Velocity Dead-Reckoning............................................................ 21
Jamming Rejection – Continuous Wave (CW) Jamming Mitigation21
Elevation Mask Angle ................................................................. 21
5 Hz Navigation .......................................................................... 21
10 Hz Navigation ........................................................................ 22

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1PPS ..........................................................................................22
I/O Communication Ports............................................................ 22
Power Management.................................................................... 23
Full Power Mode......................................................................... 23
SmartGNSS................................................................................23
Trickle Power..............................................................................24
Push-to-Fix .................................................................................24
SiRFaware.................................................................................. 24
Hibernate....................................................................................24
Internal LNA................................................................................ 25
Device Wake-up (1st port) ........................................................... 25
MEMS Wakeup (2nd Port - I2C).................................................. 25
Host I/O Ports.............................................................................25
5. PRODUCT PERFORMANCE ..................................................... 26
Horizontal Position Accuracy ...................................................... 26
Time to First Fix..........................................................................26
Sensitivity ................................................................................... 27
6. SOFTWARE INTERFACE.......................................................... 28
NMEA Output Messages ............................................................ 28
Standard Messages.................................................................... 28
SiRF Proprietary Messages........................................................ 29
Telit Proprietary Messages ......................................................... 29
NMEA Input Commands............................................................. 30
Change output sentences and their rates.................................... 30
Change data rate........................................................................ 30
Switch to OSP protocol............................................................... 30
OSP Output Messages............................................................... 30
OSP Input Commands................................................................ 30
Change output messages........................................................... 30
Change data rate........................................................................ 30
Switch to NMEA protocol and data rate....................................... 30
7. FLASH UPGRADABILITY.......................................................... 31
8. ELECTRICAL INTERFACE........................................................ 32
Module Pin-out............................................................................ 32
DC Characteristics...................................................................... 35
Absolute Maximum Ratings ........................................................ 35
Power Supply..............................................................................36
1.8 V Supply Voltage .................................................................. 36
Voltage Supply Capacitance....................................................... 36
DC Power Requirements ............................................................ 36

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DC Power Consumption ............................................................. 37
Control Input Signals................................................................... 38
ON-OFF (input) and SYSTEM-ON (output)................................. 38
nReset........................................................................................38
Boot Select ................................................................................. 39
Internal / nExternal Antenna Enable............................................ 39
Control Output Signals................................................................ 39
1PPS ..........................................................................................39
SYSTEM-ON (output)................................................................. 39
LNA Enable ................................................................................39
RF Interface................................................................................ 40
Built-in chip antenna ................................................................... 40
External RF Input........................................................................ 40
Ground Plane.............................................................................. 40
External Active Antenna Voltage................................................. 41
Burnout Protection...................................................................... 41
Jamming Rejection ..................................................................... 41
Frequency Plan...........................................................................41
Local Oscillator Leakage............................................................. 41
Host I/O Ports - Configuration and Operation.............................. 42
Primary Host Port Configuration.................................................. 42
Secondary Host Port Configuration............................................. 42
UART Operation......................................................................... 42
I2C Operation.............................................................................. 43
SPI Operation............................................................................. 44
9. REFERENCE DESIGN............................................................... 45
10. RF FRONT END DESIGN CONSIDERATIONS.......................... 47
RF Signal Requirements............................................................. 47
GNSS Antenna Polarization........................................................ 48
Active versus Passive Antenna................................................... 48
GNSS Antenna Gain................................................................... 49
System Noise Floor..................................................................... 49
PCB stack and Trace Impedance................................................ 50
RF Trace Losses ........................................................................ 50
Implications of the Pre-Select SAW Filter.................................... 51
RF Interference........................................................................... 51
Shielding..................................................................................... 51
Powering an External LNA (External Active Antenna)................. 52
11. MECHANICAL DRAWING ......................................................... 53
12. PCB FOOTPRINT ...................................................................... 54

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13. PRODUCT PACKAGING AND HANDLING............................... 56
Product Labelling and Serialization............................................. 56
Product Label – SL876Q5-A....................................................... 56
Product Packaging...................................................................... 57
Moisture Sensitivity..................................................................... 58
ESD Sensitivity...........................................................................59
Reflow.........................................................................................59
Assembly Considerations............................................................ 59
Washing Considerations............................................................. 59
Safety .........................................................................................59
Disposal...................................................................................... 59
14. ENVIRONMENTAL REQUIREMENTS....................................... 60
Operating Environmental Limits.................................................. 60
Storage Environmental Limits..................................................... 60
15. COMPLIANCES ......................................................................... 61
EU Declaration of Conformity...................................................... 61
RoHS Certificate......................................................................... 61
16. GLOSSARY AND ACRONYMS ................................................. 62
17. SAFETY RECOMMENDATIONS................................................ 65
READ CAREFULLY.................................................................... 65
Electrical and Fire Safety............................................................ 66
18. DOCUMENT HISTORY .............................................................. 67

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FIGURES
Figure 2-1 SL876Q5-A Block Diagram.................................................................................15
Figure 2-2 SL876Q5-A module photo...................................................................................16
Figure 3-1 Evaluation Kit (EVK) contents.............................................................................17
Figure 3-2 SL876Q5-A Evaluation Board.............................................................................18
Figure 8-1 SL876Q5-A Pin-out Diagram...............................................................................32
Figure 9-1 Reference Design...............................................................................................45
Figure 10-1 RF Trace Examples..........................................................................................50
Figure 11-1 SL876Q5-A Mechanical Drawing ......................................................................53
Figure 12-1 SL876Q5-A Footprint and Ground Plane..........................................................54
Figure 12-2 SL876Q5-A PCB Footprint (detail)....................................................................55
Figure 13-1 SL876Q5-A Product Label ................................................................................56
Figure 13-2 Product Packaging – Tray 90 pcs. each............................................................57
Figure 13-3 Moisture-Sensitive Device Label.......................................................................58

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TABLES
Table 4-1 Power Management Modes .................................................................................23
Table 5-1 SL876Q5-A Horizontal Position Accuracy ............................................................26
Table 5-2 SL876Q5-A Time to First Fix................................................................................26
Table 5-3 SL876Q5-A Sensitivity .........................................................................................27
Table 6-1 Default NMEA Output Messages..........................................................................28
Table 6-2 Available NMEA Output Messages ......................................................................28
Table 6-3 NMEA Talker IDs .................................................................................................29
Table 8-1 SL876Q5-A Pin-out Function Table......................................................................34
Table 8-2 DC Characteristics...............................................................................................35
Table 8-3 Absolute Maximum Ratings..................................................................................35
Table 8-4 DC Supply Voltage...............................................................................................36
Table 8-5 Power Consumption – SL876Q5-A ......................................................................37
Table 8-6 Power Consumption – SL876Q5-A Low Power modes ........................................37
Table 8-9 Ground Plane Size...............................................................................................40
Table 8-7 Frequency Plan....................................................................................................41
Table 8-8 LO Leakage .........................................................................................................41
Table 8-10 Primary Host I/O Port Configuration...................................................................42
Table 8-11 UART Pin Assignments......................................................................................43
Table 8-12 I2C Pin Assignments...........................................................................................44
Table 8-13 SPI Mode Pin Assignments................................................................................44
Table 10-1 Inductor Loss .....................................................................................................52
Table 13-1 SL876Q5-A Product Label Description...............................................................56
Table 14-1 Operating Environmental Limits .........................................................................60
Table 14-2 Storage Environmental Limits.............................................................................60