Sierra Wireless AirPrime EM7690 Hardware Integration Manual Download Page 1

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Hardware Integration Guide

AirPrime EM7690

411139

xx15

Rev 0.

September 23, 2020

Proprietary and Confidential

Contents subject to change

Summary of Contents for AirPrime EM7690

Page 1: ...Hardware Integration Guide AirPrime EM7690 411139xx15 Rev 0 13 September 23 2020 Proprietary and Confidential Contents subject to change...

Page 2: ...could interfere with various onboard systems Note Some airlines may permit the use of cellular phones while the aircraft is on the ground and the door is open Sierra Wireless modems may be used at thi...

Page 3: ...erra Wireless Inc or one of its subsidiaries Watcher is a registered trademark of NETGEAR Inc used under license Windows and Windows Vista are registered trademarks of Microsoft Corporation Macintosh...

Page 4: ...4 3 Device generated RF Interference 1112 3 4 4 Methods to Mitigate Decreased Rx Performance 12 3 4 5 Radiated Spurious Emissions RSE 12 3 5 Radiated Sensitivity Measurement 12 3 5 1 Sierra Wireless...

Page 5: ...ennas Other accessories For over the air LTE testing ensure that an appropriate antenna is being used 1 2 Required Connectors Table 1 1 describes the connectors used to integrate the EM7690 Embedded M...

Page 6: ...70 72 74 Voltage range 3 135 3 3 4 4 V Ripple voltage 100 mVpp Peak Current 4000 mA Continuous Current TBD mA GND 3 5 11 27 33 39 45 51 57 71 73 0 V 2 2 Module Power States The module has five power s...

Page 7: ...es to monitor supply voltage and operating temperature and notifies the host when critical threshold limits are exceeded See Table 2 3 for trigger details and Figure 2 1 for state machine behavior Pow...

Page 8: ...ng for the module Normal mode Normal mode Low supply voltagewarning or High temperature warning Low power mode Handled by Power State state machine Off mode Handled by Power State statemachine current...

Page 9: ...s to the module LTE WCDMA GNSS connectors Use RF plug connectors that are compatible with the following RF receptacle connectors I PEX 20449 001E MHF4 Match coaxial connections between the module and...

Page 10: ...a is still very important if the host device is insufficiently shielded high levels of broadband or spurious noise can degrade the module s performance Connecting cables between the module and the ant...

Page 11: ...ce that affects the module To determine the most suitable locations for antennas on your host device evaluate each wireless device s radio system considering the following Any harmonics sub harmonics...

Page 12: ...Note that antenna impedance affects radiated emissions which must be compared against the conducted 50 emissions baseline AirPrime embedded modules meet the 50 conducted emissions requirement 3 5 Rad...

Page 13: ...le 3 3 Supported Frequency Bands by RAT LTE 3G Band LTE B band 3G Band band Frequency Tx Frequency Rx 1 Yes Yes 1920 1980 MHz 2110 2170 MHz 2 Yes Yes 1850 1910 MHz 1930 1990 MHz 3 Yes Yes 1710 1785 MH...

Page 14: ...257 26500 29500 MHz TDD 258 24250 27500 MHz TDD 260 37000 40000 MHz TDD 261 27500 28350 MHz TDD 1 B42 B48 disabled as of publication date support pending regulatory approval Table 3 4 LTE Bandwidth Su...

Page 15: ...nna Specification This appendix describes recommended electrical performance criteria for 3G 4G GNSS antennas used with AirPrime embedded modules The performance specifications described in this secti...

Page 16: ...da Isolation 10dB for all antennas at all bands frequency range 20dB for Ant1 and Ant4 at B41 frequency range If antennas can be moved test all positions for both antennas Make sure all other wireless...

Page 17: ...5 42 MHz 2 MHz minimum Field of View FOV Omni directional in azimuth 45 to 90 in elevation Polarization Average Gv Gh 0 dB Vertical linear polarization is sufficient Free Space Average gain Gv Gh over...

Page 18: ...modules are compliant with RoHS Directive 2011 65 EU including directive 2015 863 amending annex II which sets limits for the use of certain restricted hazardous substances This directive states that...

Page 19: ...mercial release will have been granted modular approval for mobile applications Integrators may use the EM7690 module in their final products without additional FCC IC Industry Canada certification if...

Page 20: ...CC and IC prohibit the use of external vehicle mounted antennas for mobile and portable stations in this band Fixed stations may use antennas with higher gain in Band 30 due to relaxed EIRP limits EM7...

Page 21: ...manual with the end product must clearly indicate the operating requirements and conditions that must be observed to ensure compliance with current FCC IC RF exposure guidelines The module compliance...

Page 22: ...ate radio spectrum management sets rates for communications services determines standards for equipment and controls broadcast licensing Consult http www fcc gov FDD Frequency Division Duplexing Galil...

Page 23: ...iver can measure Sensitivity RF Measure of lowest power signal at the receiver input that can provide a prescribed BER BLER SNR value at the receiver output SIM Subscriber Identity Module Also referre...