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Telit Wireless Solutions manual Recommended foot print for the application GE864, Top View

Models: GE864

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GE864 Hardware User Guide

1vv0300694 Rev.10 - 10/06/08

12.1.2 Recommended foot print for the application (GE864)

Top View

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Telit Wireless Solutions manual Recommended foot print for the application GE864, Top View

Contents

GE864 Hardware User Guide This document is relating to the following products GE864 Hardware User GuideContents 10.4 10.110.2 10.3Packing system Safety RecommandationsDisclaimer GE864-QUAD / PY OverviewLength 30 mm Width Thickness GE864 Mechanical DimensionsPIN-OUT GE864 module connectionsGpio Reserved Vbatt TOP View BGA Balls LayoutReserved Turning on the GE864-QUAD / PY Hardware Commands10k Hardware Unconditional Restart Turning OFF the GE864-QUAD / PYHardware shutdown 10k Power Supply Requirements Power SupplyElectrical Design Guidelines General Design Rules1.2 + 12V input Source Power Supply Design Guidelines GE864 Hardware User Guide Battery Source Power Supply Design Guidelines Battery Charge control Circuitry Design Guidelines GE864 Hardware User Guide Thermal Design Guidelines Power Supply PCB layout Guidelines GSM Antenna Requirements AntennaAntenna Line on PCB Requirements GSM Antenna PCB line GuidelinesGSM Antenna Installation Guidelines Operating Range Interface levels 2.8V Cmos Logic level specificationsCurrent characteristics Absolute Maximum Ratings -Not FunctionalSignal Min Max Reset signalSignal Function Bga Ball Operating Range Interface levels 2.8V Cmos Level Min Max Serial PortsAbsolute Maximum Ratings -Not Functional ParameterMin Max Signals of the GE864 serial port are RS232 level translation GE864 Hardware User Guide 5V Uart level translation GE864 Hardware User Guide External Amplifier Audio Section OverviewShort description Input Lines MicrophoneMicmt 1st differential microphone path Input Lines CharacteristicsOutput Lines Speaker External SIM Holder Implementation Output Lines CharacteristicsOnoff General Purpose I/OPict01 Operating Range Interface levels 1.8V Cmos Level Min Max Gpio Logic levelsAbsolute Maximum Ratings -Not Functional Parameter Min Max Using a Gpio Pad as Output Using a Gpio Pad as InputUsing the Alarm Output GPIO6 Using the RF Transmission Control GPIO4Using the Rftxmon Output GPIO5 AT#SRP=3 Using the Buzzer Output GPIO7Short Description Magnetic Buzzer ConceptsWorking Current Influence Power Supply InfluenceFrequency Behaviour Allowed Gpio Using the Temperature Monitor FunctionLED status Device Status Indication of network service availabilityRTC Bypass out VAUX1 power outputMin Max Units DAC and ADC sectionDAC Converter DescriptionLow Pass Filter Example Command is AT#DAC=enable,valueEnabling DAC ADC Converter Using ADC Converter12.1General Module finishing & dimensionsMounting the GE864 on your Board Top View Recommended foot print for the application GE864Top View Suggested Inhibit AreaStencil Debug of the GE864 in productionMetal pad diameter B mm PCB pad designBall pitch mm Solder resist opening diameter a mm Solder paste Sn/Ag/Cu Solder pasteFinish Layer thickness µm Properties Lead freeFollowing is the recommended solder reflow profile 12.1.8 GE864 Solder reflowPacking system 12.2.1 GE864 orientation on the tray Moisture sensibility Conformity Assessment Issues Safety Recommandations Revision Date Changes Document Change Log