Gms-d1 GPS Antenna Module Data Sheet
Contents
1. 17 2 7 Absolute Maximum Ratings n 18 2 9 Op rating Conditions d E EA EA DE 18 2 9 GPS External Antenna Specification Recommended esses 19 3 irs m spionn ain Dol NMEA Output SEO esie tt HB OU I EI din eM tu alte eher 20 3 2 MTK NMEA Command Protocols acsi erre torba Vea oa hrs psa Ven EN a E tase asda Yr ERU AE pe Ede E 26 3 3 Firmware Customization SELVICES csssascosessansenersaasnesseaseduastensenessgabenvenastadetsasecoustaaterays 26 4 Reference DBSIBD oos sscorona oed e dbxE cenessecuaepincatanisceuniae EEEa Sae aae o E e DEE EE EE 4 1 Patch Passive ABT ocenienie eiaei pra DO Da iia ERa EE aa e a 27 2 7 ACY CAINS INE secenario iai a Fes a In qas a a o a eaa aaae aaa 28 5 Packing and LETS eee at 3 1 M istute SensibbviLy soc onus emu tirte tci nip t init neetuu Sa oti is ln iode adams iden addled eae 29 5 2 Tape Reel Packing Information oia de eir as to rae Dra pet oret areae tt boire qur ie otf On sss epe d 30 One Reel Mave MES 0o Tr 30 5 3 Storage and Floor Life Guideline iusserat send vibuza Mis eub a Pid D prt us cun S uRE TE rte bde E DIS ERN eAE 33 aas A 33 Eelsvibllstuni ame 34 6 Reflow Soldering Temperature Profile eeeeee eese eee e ee eee eene eene nennen nennen nennen 6 1 SMT Reflow Soldering Temperature Profile2. j SeeTabe3 O O Z o EE IU oe oe WTEYTTHEN Units meters Units of antenna altitude Geoidal Separation 178 meters Units M meters Units of geoids separation Age of Diff Corr second Null fields when DGPS is not used Checksum 65 lt CR gt lt LF gt ltt End of message termination Table 3 Position Fix Indicator Fix not available GPS fix Differential GPS fix This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 2 2 Ivory 3 Data Sheet Tape Reel Ver VOD GSA GNSS DOP and Active Satellites Table 4 contains the values for the following example SGPGSA A 3 29 21 26 15 18 09 06 10 2 32 0 95 2 11 00 Table 4 GSA Data Format Name Example Units Description Message ID SGPGSA EE GSA protocol header A See Table 5 Mode 3 SeeTable6 Satellite Used 29 mm SV on Channel 1 Satellite Used pom SV on Channel 2 Satellite Used SV on Channel 12 PDOP 232 m Position Dilution of Precision HDOP 095 __ Horizontal Dilution of Precision VDOP 2 11 _ Vertical Dilution of Precision 0 Checksum 0 lt CR gt lt LF gt DOW End of message termination Table 5 Mo
3. If not used leave this pin floating TIMER Pin7 The timer function support a time tick generation of 31 25ms resolution the period of timer can be from 31 25ms to 524287 s the pin outputs signal during the timer period and becomes a input pin after time out the system can use the pin to connect an external LDO controller and pull high circuit to enable other device for specified operation ex wake up GSM GPRS processor to transmit location data of asset during one period then enter power saving mode after finish its job If not used leave this pin floating NC Pin8 If not used leave this pin floating This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 15 3D FIX Pin10 The 3D FIX is assigned as a fix flag output The timing behavior of this pin can be configured by custom firmware for different applications Example waking up host MCU If not used leave this pin floating B Before 2D Fix The pin should continuously output signal of one second high and one second low 1s 1s m After 2D or 3D Fix The pin should output a constant low signal Low 1PPS Pin11 This pin prov
4. eei ee cerent ien nne 35 6 2 Man al Soldering iioii doce des tae pM be ia aH itii see nade SE ies Roe e tura Eu DE eee 39 pM gcdhlprime N This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 1 Functional Description 1 1 Overview Ivory 3 is built based on the MediaTek new generation GPS Chipset MT3339 capable of achieving the industry s highest level of sensitivity 165dBm and instant Time to First Fix TTFF It is designed for lowest power consumption for precise GPS signal processing while giving the ultra precise positioning under low receptive high velocity conditions Ivory 3 has an in built LNA with a noise figure NF 0 7dB which allows the customer to work without the need of an external LNA Power management design allows lvory 3 to be integrated easily into your system without extra voltage regulator lvory 3 allows direct battery connection no need any external LDO and gives customers plenty of choices for their application circuit lvory 1 supports up to 210 PRN channels with 66 search channels and 22 simultaneous tracking channels With SBAS ranging WAA
5. sentences specifically developed and defined by MTK for use within MTK products Table 1 NMEA Output Sentence Option iescription o Time position and fix type data GSA GPS receiver operating mode active satellites used in the position solution and DOP values GSV The number of GPS satellites in view satellite ID numbers elevation azimuth and SNR values The recommended minimum navigation information Course and speed information relative to the ground This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 2 1 Ivory 3 Data Sheet Tape Reel Ver VOD GGA Global Positioning System Fixed Data Time Position and fix related data Table 2 contains the values for the following example SGPGGA 064951 000 2307 1256 N 12016 4438 E 1 8 0 95 39 9 M 17 8 M 65 Table 2 GGA Data Format me ample Un Delon O MessagelD GPGGA GGA protocol header Z UTC Time 064951000 hhmmssss A4 Latitude 2307 1256 ddmm mmmm N S Indicator N NB NorthorsSouth Longitude 120164438 dddmmmmmm E WIndiatonr E 1 E Eastor W West Position FixIndicator 1
6. sure the temperature is sufficiently cooled down to 35 C or below in order to prevent any tray deformation Double check to see if the surrounding components around the GPS module are displaying symptoms of cold weld ing or false welding If there is any bending or deformation to the PCBA board this might causes the PCBA to collide into One another during the unloading process If the operator is planning to readjust the module position please do not touch the patch antenna while the module is hot in order to prevent rotational offset between the patch antenna and module Note References to patch antenna is referred to GPS modules with integrated Patch on top antennas PA Gms Module Series and may not be applicable to all GPS modules This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Ivory 3 Data Sheet Tape Reel Before handling the PCBA they must be cooled to 35 C or below after they have undergone a reflow soldering process in order to prevent positional shift which may occurred when the module is still hot 1 When separating the PCBA panel into individual pieces using the V Cut process special attentions are needed to ensure that th
7. tick ESL e em 3D Fix Indicator RE 1PPS time mark output 2 8V CMOS level Serial Data Input for DGPS RTCM data streaming NRESET Reset Input Low Active TXO Serial Data Output for NMEA output TTL a A Serial Data Input for Firmware update TTL EAC P Wd 7 7 77 RF IN m GPS RF signal input This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 13 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 14 2 5 Description of I O Pin VCC Pin1 The main DC power supplyof the module The voltage should be kept between from 3 0V to 4 3V Typical 3 3V TheVcc ripple must be controlled under 50mV GND Pin2 Pin4 Pin5 Pin9 Pin17 Ground VBACKUP Pin3 This connects to the backup power of the GPS module Power source such as battery connected to this pin will help the GPS chipset in keeping its internal RTC running when the main power source is turned off The voltage should be kept between 2 0V 4 3V Typical 3 0V IF VBACKUP power were notreserved the GPS module will perform a lengthy cold start each time it is poweredon as previous satellite information is not retained and needs to be re transmitted If not used leave this pin floating NC Pin6
8. Data Sheet eje lvory 3 Standalone GPS Module Data Sheet Tap Reel Product Number Gmm u2p Revision VOD am Dt o am as ES wW Y 10005 Gmm u2p Vo1 The lvory 3is a a generation stand alone GPS module with lightning fast TTFF ultra high sensitivity 165dBm and exceptional low power consumption in a small form factor 9 12 7 2 1mm This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013GlobalTop Technology Inc All Rights Reserved No 16 Nan ke 9 Rd Science Based Industrial Park Tainan 741 Taiwan R O C Tel 886 6 5051268 Fax 886 6 5053381 Email sales gtop tech com Web www gtop tech com GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD Version History Title GlobalTop Ivory 3 Datasheet Tape Reel Subtitle GPS Module Doc Type Datasheet Revision Date Author Description VOA 2013 03 08 Yingjie First Release VOB 2013 10 24 Dylan Update GSV GNSS Satellites in View Revise 10ns jitter to 10ns RMS jitter voc 2013 12 17 Dylan Add Power Saving Current Update GSV GNSS Satellites in View Add GAGAN function VOD 2015 03 09 Brian Wang Modify moisture color coded card This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into
9. Rights Reserved 27 GlobalTop Technology Document 28 Ivory 3 Data Sheet Tape Reel Ver VOD 4 2 Active Antenna When using anactiveantenna please connect the antenna directly to Pin18 RF IN Over Current Protection LDO C6 22p NPO circuit tI L2 33n MLG1608B33NJT 18 50 Ohm Matching Li L1 Bead MLB 100505 0600A i C1 C2 1 56 l R1 470 1u 0 1u L 14 R3 10K 12 BAT R4 470 ML414S 10 l D1 3 LED T RT9193 3 0V SYSTEu POWER Fi 2 lvour vwnH C3 cnp HHI R5 C4 Ju F 3 560K 47 BP EN ll 3a Ci E D2 RB520S 30 D3 RB520S 30 Note 1 Ferrite bead L1 is added for power noise reduction 2 C1 and C2 bypass capacitor should be put near the module For C3 the value chosen depends on the amount of system noise the range from 1uF to 100uF is reasonable 3 Damping resistors R1 and R2could be modified based on system application for EMI 4 L2 chokeinductor should be put near the Pin18 and C6 RF bypass capacitor should be put near the L2 5 If you need more support and information on antenna implementation please contact us atsales gtop tech com This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Docum
10. S EGNOS GAGAN and MSAS QZSS and AGPS lvory 1 can provide even more accurate positioning The ISSCC2011 awarded 12 Multi Tone Active Interference Canceller is capable of removing 12 active noise sources enables customer to have more flexibility in system design Ivory 3 is excellent in low power consumption acquisition 63mW tracking 49mW power sensitive devices especially portable applications Combined with many advanced features including AlwaysLocate EASY EPO and logger function GAGAN will later be supported Application Handheld Device Tablet PC PLB MID M2M application Asset management AS S 0 C X Surveillance dic 9 WA 94V C wn 3e4 Wi Mh iN Wi Hs This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 10005 Gmm u2p V01 4 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 1 2 Highlights and Features 9 99 99 Support QZSS satellites Japan Ultra High Sensitivity 165dBm High Update Rate up to 10Hz 12 multi tone active interference canceller tisscc 2011 Award Section 26 5 http isscc org doc 2011 isscc2011 advanceprogrambooklet abstracts pdf Hig
11. any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD Table of Contents 1 F rictiogal Description css iascasincactincs Fen TUER REP EFIE DU SEER DEDE uU Els EYEDURIE RETE IK EERU DS EMEN aE NES au t 4 1 2 HMiehlights and asc LIES ERR 5 1 3 Syst m Blo k Diagram sssrinin nra 6 1 4 Multi tone active interference canceller eese 7 L3 IPPS rne P H E 7 1 6 Timer Function for device on off control sess 7 1 7 AGPS Support for Fast TTFF EPO in flash eeeessesseeseeeeeeeeeeeeeernnee 7 DIS EASY M uev INR ira bbb IM ee 8 1 9 AlwaysLocate Advance Power Periodic Mode eene 9 1 10 LOCUS Embedded Logger function ederet erp tarde Dea panic depo Pen naues 9 2 Specifications de eR EENE 2 1 Mechanical DIInBOUSION siecle eek dl nde a RD hdi en e D mde i a enu Mes eu 10 2 2 Recommended PCB pad Layla cadant A Ia Pudet centaine ina Sula ess uua tue 11 2 3 Pin A OMIT AU ON eissi cece iee EEE ASEE E E TE 12 2APINASSENMEN sssrin a eai ae a a L A a 13 2 3 D scription f DOUPITL s orba b taie dosnt niia da EE eE E deu N ceste us 14 PA salse
12. ations subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 25 VTG Course and speed information relative to the ground Table 9 contains the values for the following example SGPVTG 165 48 T M 0 03 N 0 06 K A 37 Table 9 VTG Data Format Name Example Units Description Message ID SGPVTG a VTG protocol header 165 48 Measured heading Reference T True Course degrees Measured heading Reference Magnetic Variation Needs GlobalTop Customization Service Speed 0 03 knots Measured horizontal speed Units N Knots Speed 006 km hr Measured horizontal speed Units K Kiometers per hour A A Autonomous mode E Estimated mode ea SS SS SS 7 1 lt CR gt lt LF gt End of message termination This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 26 Ivory 3 Data Sheet Tape Reel Ver VOD i 3 2 MTK NMEA Command Protocols Packet Type 103 PMTK_CMD_COLD_START Packet Meaning Cold Start Don t use Time Position Almanacs and Ephemeris data at r
13. come in contact with each other Note References to patch antenna is referred to GPS modules with integrated Patch on top antennas PA Gms Module Series and may not be applicable to all GPS modules This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Ivory 3 Data Sheet Tape Reel Ver VOD Other Cautionary Notes on Reflow Soldering Process 1 Module must be pre baked before going through SMT solder reflow process The usage of solder paste should follow First in First out principle Opened solder paste needs to be monitored and recorded in a timely manner refer to IPQC standards for related documentation and examples Temperature and humidity must be controlled within SMT production line and storage area Temperature of 23 C 6045 RH humidity is recommended please refer to IPQC standards for related documentation and examples When performing solder paste printing please notice if the amount of solder paste is in excess or insufficient as both conditions may lead to defects such as electrical shortage empty solder and etc Make sure the vacuum mouthpiece is able to bear the weight of the GPS module to prevent positional shift during the loading p
14. consumption according to the environmental and motion conditions to achieve best power conservation The following figure gives some insight on power saving under different use cases when AlwaysLocate mode is enabled For command detail please contact our sales staff at sales gtop tech com Power Consumption Outdoor static Highway Urban driving driving Mad walking i 1 10LOCUS When LOCUS Embedded Logger Function feature is enabled the receiver modulebecomes a logger capable device It does not need a host or external flash to log GPS data such as data format UTC latitude longitude valid checksum The maximum constant log duration can be up to 2 days under AlwaysLocate condition This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 10 Ivory 3 Data Sheet Tape Reel Ver VOD 2 Specifications 2 1 Mechanical Dimension Dimension Unit mm Tolerance 0 2mm lt 2 mo N c C E 1 e Shielding Cov Ag Shielding Cover This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specificati
15. d not exceed 4 3VDC 2 8 Operating Conditions om we we woe ui Operation supply Ripple Voltage mVpp RXO TTL H Level memes a r morte de os v memes ae ae TXO TTL L Level V This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 18 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 2 9GPS External Antenna Specification Recommended It is important that the antenna gets a clear view of the sky and is positioned on a surface level to the horizon for best results The following specification has to meet for the use reference design Characteristic Specification Polarization Right hand circular polarized Frequency Received 1 57542GHz 1 023MHz Impedance 50ohm This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 19 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 20 3 Protocols 3 1 NMEA Output Sentences Table 1 lists each of the NMEA output
16. d of message termination Note4 The maximum every GSV sentence only include information for 4 SVs This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 24 RMC Recommended Minimum Navigation Information Table 8 contains the values for the following example SGPRMC 064951 000 A 2307 1256 N 12016 4438 E 0 03 165 48 260406 3 05 W A 2C Table 8 RMC Data Format Name Example Units Description Message ID SGPRMC xm RMC protocol header UTC Time 064951000 hhmmssss Status A Aaa valid or V data not valid Latitude 2307 1256 ddmm mmmm N S Indicator N J N923WNorthorS2 South Longitude 12016 4438 dddmm mmmm Course over Ground Date 260406 p TOP E East or W West 3 05 W ee Magneti Variation ow E Needs GlobalTop Customization Service A Autonomous mode E Estimated mode Checksum 2c fo MEN End of message termination Checksum CR LF This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specific
17. de 1 M _ Manual forced to operate in 2D or 3D mode 2D Automatic allowed to automatically switch 2D 3D Table 6 Mode 2 This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 23 GSV GNSS Satellites in View Table 7 contains the values for the following example SGPGSV 4 1 15 29 36 029 42 21 46 314 43 26 44 020 43 15 21 321 39 7D SGPGSV 4 2 15 18 26 314 40 09 57 170 44 06 20 229 37 10 26 084 37 77 SGPGSV 4 3 15 07 26 73 Table 7 GSV Data Format Name Example Units Description Message ID SGPGSV EE GSV protocol header Number of Depending on the number of satellites Messages tracked multiple messages of GSV data may be required N 4 Message Number 1 J Satellites in View 15 Satellite ID 29 Channel 1 Range1to32 Azimuth 029 degrees Channel 1 True Range 0 to 359 SNR C No 42 dBHz Range 0 to 99 null when not tracking Satellite ID 15 Channel 4 Range 1 to 32 1 Channel 4 Maximum 90 Channel 4 True Range 0 to 359 SNR C No 39 dBHz Range 0 to 99 null when not tracking 7 Cheksum 7D lt CR gt lt LF gt EE En
18. duced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 1 4 Multi tone active interference canceller Navigation system often integrated with variant applications that are not limited to Wi Fi GSM GPRS 3G 4G Bluetooth Such system as often seen generates RF harmonics which would influence the GPS reception and performance The embedded multi tone active interference canceller MTAIC is capable of rejecting unwanted RF harmonics of the nearby on board active components MTAIC improves the capacity of GPS reception leaving hardware integration engineering without the need of hardware changes lvory 3 cancels up to 12 independent channels continuous interferencewave 1 5 1PPS lvory 3 generates a_pulse_per_second signal 1 PPS It is an electrical signal which precisely indicates the start of a second with the accuracy of 10ns RMS In general 1 PPS signals are used to provide precise timekeeping and time measurement to the system It is commonly usedfor timekeeping in computers which may involve with the NTP protocol Ivory 3 generates highly accurate 1PPS based timing method to synchronize GPS positioning time after obtained 3D Fix 1PPS output at power on is available through firmware customization service 1 6Timer Fu
19. dures regardless of the storage condition 5 4 Drying When GPS modules exposed to high temperature of solder reflow the moisture vapor pressure inside the GPS modules increase greatly In order to prevent internal delaminating cracking of the device or the popcorn phenomenon to undergo pre baking procedure become necessary prior to any high temperature or solder reflow process The recommended baking time for GlobalTop GPS module is as follows Y 60 C for 8 to 12 hours Once baked the module s floor life will be reset and has additional 72 hours in normal factory condition to undergo solder reflow process A Please limit the number of times the GPS modules undergoes baking processes as repeated baking process has an effect of reducing the wetting effectiveness of the SMD pad contacts This applies to all SMT devices A Oxidation Risk Baking SMD packages may cause oxidation and or intermetallic growth of the terminations which if excessive can result in solderability problems during board assembly The temperature and time for baking SMD packages are therefore limited by solderability considerations The cumulative bake time at a temperature greater than 90 C and up to 125 C shall not exceed 96 hours Bake temperatures higher than 125 C are not allowed This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc S
20. e start Example PMTK103 30 CR LF 3 3Firmware Customization Services GlobalTop also offers flexible value adding GPS firmware customization services that maximize the overall system efficiencies and power consumptions To find out the latest features like Binary Mode One Sentence Output Geo fencing and Last Position Retention please visit our website at www gtop tech com Note that not all firmware customization services listed below are supported forall products Please contact GlobalTop sales representatives or technical support for more details Stop GlobalTop Firmware Customization Services Giobejrap fast postion fix with preloaded ephemeris variable sized circular and polygonal perimeter for in out of zone warning output position in binary format for increase effciency fast refresh rate for high speed applications saves battery by powering off unused components outputs last known position coordinates after losing GPS satellite fix calculates line of sigh distance between Wag receiver and other points of interest decreases calculation load on processor by simplifying output NMEA sentences advanced 1PPS control for synchronization equipments Outputs degree of magnetic variation amp Enables GPS GNSS module to work beyond measured magnetic heading 60 000ft 18 000m to 164 000ft This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced in
21. eck if IF Blue 2 i S d the amount of solder paste is in excess or insufficient as both conditions may lead to defects such as electrical CHANGE shortage empty solder and etc DESICCANT 40 Theusage of solder paste should follow first in first IF Blue out principle Opened solder paste needs to be monitored and recorded in a timely fashion Please refer to IPQC for more info WARNING 30 IF Blue Bag Seal Date ___1 1 2010 __ AVOID METAL CONTACT SWOH27 Figure 3 Example of moisture color coded card and caution label This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 5 3 Storage and Floor Life Guideline Since GlobalTop modules must undergo solder reflow process in 72 hours after it has gone through pre baking procedure therefore if it is not used by then it is recommended to store the GPS modules in dry places such as dry cabinet The approximate shelf life for GlobalTop GPS modules packages is 6 months from the bag seal date when store in a non condensing storage environment 30 C 6096 RH It is important to note that it is a required process for GlobalTop GPS modules to undergo pre baking proce
22. ed GlobalTop Technology Ivory 3 Data Sheet Tape Reel Before proceeding with the reflow soldering process the GPS module must be pre baked Because PCBA along with the patch antenna is highly endothermic during the reflow soldering process Extra care must be paid to the GPS module s solder joints if any signs of cold weld ing or false welding Special attentions are needed for PCBA board during reflow soldering to see if there are any symptoms of bending or deformation to the PCBA board possibly due to the weight of the module If so this will cause concerns at the latter half of the production process Before the PCBA is undergoing a reflow soldering process the production operators must check with own eyes to see if there are positional offset to the module because it will be difficult to readjust after the module has gone through reflow soldering process Pre bake Time 6 Hours 60 5 C or 4 Hours 70 5 C The parameters of the reflow temperature must be set accordingly to module s reflow soldering temperature profile A loading carrier fixture must be used with PCBA if the reflow soldering process is using rail conveyors for the production The operators must check with own eyes and readjust the position before reflow soldering process Document Ver VOD 36 The maximum tolerated temperature for the tray is 100 C After the pre baking process please make
23. ent Ivory 3 Data Sheet Tape Reel Ver VOD 5 Packing and Handling lvory 3 like any other SMD devices is sensitive to moisture electrostatic discharge and temperature By following the standards outlined in this document for GlobalTop module storage and handling the chances of them being damaged during production set up can be reduced This section will walk you through the basics on how GlobalTop packages its modules to ensure they arrive at their destination without any damages and deterioration to performance quality It includes cautionary notes for priorto the surface mount process A Please read the sections II to V carefully to avoid permanent damages due to moisture intake A GPS receiver modules contain highly sensitive electronic circuits and are electronic sensitive devices Improper handling without ESD protections may lead to permanent damages to the modules Please read section VI for more details 5 1 Moisture Sensitivity GlobalTop modules are moisture sensitive and must be pre baked before going through the solder reflow process It is important to know that GlobalTop GPS modules must complete solder reflow process in 72 hours after pre baking This maximum time is otherwise known as Floor Life If the waiting time has exceeded 72 hours it is possible for the module to suffer damages during the solder reflow process such as cracks and delamination of the SMD pads due to excess moisture pressure This documen
24. ere are sufficient gap between patch antennas 2 If V Cut process is not available and the pieces must be separated manually please make sure the operators are not using excess force which may cause rotational offset to the patch antennas When separating panel into individual pieces during latter half of the production process special attentions are needed to ensure the patch antennas do not come in contact with one another in order to prevent chipped corners or positional shifts 1 One may use electric fans behind the reflow machine to cool them down 2 Cooling the PCBA can prevent the module from shifting due to fluid effect 1 The blade and the patch antenna must have a distance gap greater than 0 6mm 2 Do not use patch antenna as the leverage point when separating the panels by hand Use tray to separate individual pieces Document Ver VOD 37 It is very easy to cause positional offset to the module and its patch antenna when handling the PCBA under high temperature 1 Test must be performed first to determine if V Cut process is going to be used Ensure that there is enough space between the blade and the patch antenna so that they do not touch one another 2 An uneven amount of manual force applied to the separation will likely to cause positional shift in patch antenna and module It is possible to chip corner and or cause a shift in position if patch antennas
25. h 1 PPS timing accuracy for Timing Applications 10ns RMS jitter AGPS Support for Fast TTFF EPO in flash Enable 7 days 14 days EASY Note self Generated Orbit Prediction for instant positioning fix AlwaysLocate M Nete2 Intelligent Algorithm Advance Power Periodic Mode for power saving LOCUS Embedded Logger Function te GlobalTop Firmware Customization Services Consumption current 3 3V e Acquisition 19mA Typical e Tracking 15 mA Typical E911 RoHS REACH compliant CE FCC Certification Note1 SBAS can only be enabled when update rate is equal or less than to 5Hz Note2 Some features need special firmware or command programmed by customer please refer to PMTK Command List Note3 Please refer to GlobalTop LOCUS Library User Manual This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 6 Ivory 3 Data Sheet Tape Reel Ver VOD 1 3 System Block Diagram vecl 1 RF IN Filter VBACKUP 3 73339 GPS Single Chipset TXO NRESET TIMER 7 RX1 T 16 368MHz qas LM 3D FIX 32 768kHz 8 NC Crystal 6 NC 2459 17 GND This document is the exclusive property of GlobalTop Tech Inc and should not be distributed repro
26. ides one pulse per second signal output which synchronizes to theprecise GPS time clock If not used leave this pin floating TX1 Pin12 This is the UART transmitter of the module It is used for customization by firmware If not used keep floating RX1 Pin13 This pin receive DGPS data of RTCM protocol TTL level if not used keep floating NRESET Pin14 Low active it causes the module to reset If not used keep floating This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD TXO Pin15 This is the UART transmitter of the module It outputs GPS information for application RXO Pin16 This is the UART receiver of the module It is used to receive commands from system RF_IN Pin18 This is the GPS RF signal input pin which can be connected to a passive antenna or an active antenna This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 16 GlobalTop Technology D
27. nction for device on off control The timer function support a time tick generation of 31 25ms resolution the period of timer can be from 31 25ms to 524287s the pin outputs signal during the timer period and becomes a input pin after time out the system can use the pin to connect an external LDO controller and pull high circuit to enable other device for specified operation ex wake up GSM GPRS processor to transmit location data of asset during one period then enter power saving mode after finish its job 1 7AGPS Support for Fast TTFF EPO in flash The AGPS EPO in flash supply the predicated Extended Prediction Orbit data to speed TTFF Users candownload the EPO data to GPS engine from the FTP server via internet or wireless network The GPS engine of the module will use the EPO data to assist position calculation when the navigation information from satellites isnot enough as is the case of weak signal For more details on EPO visit our website This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved rScejey GlobalTop Technology Ivory 3 Data Sheet Tape Reel Document Ver VOD 1 8EASY M Embedded Assist System EASY is embedded within the receiver module to assist for quick posi
28. obalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 31 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 32 The moisture color coded card provides an insight to the relative humidity in percentage RH When the GPS modules are taken out it should be around or lower than 30 RH level Outside each electrostatic bag is a caution label for moisture sensitive device Cailtion Ca ution A a amp This bag contains Pure Gef MOISTURE SENSITIVE amp ELECTROSTATIC SENSITIVE DEVICES 1 Calculated shelf life in package bag 6 months at lt 30 C and 6096 relative humidity RH a Temperature and Humidity must be controlled in SMT production line and storage area Temperature of 23 C 60 5 RH humidity is highly recommended please refer to IPQC for more information 2 Devices require bake before mounting and subjected to reflow solder 3 After baking devices that will be subjected to reflow solder or other high temperature process must be mounted within 72 HUMICARE hours of factory conditions 30 C 60 RH 4 Peak package body temperature 250 0 5 C COBALT DICHLORIDE FREE a The reflow temperature and its profile data must be measured before the SMT process and match the levels EXAMINE and guidelines set by IPQC ITEM 50 i ar paste printi nase i b When performing solder paste printing please ch
29. ocument Ivory 3 Data Sheet Tape Reel Ver VOD 2 6 Specification Description Sensitivity Acquisition 148dBm cold start Reacquisition 163dBm Hot start Tracking 165dBm Hot start 1 second typical Warm start 33 seconds typical Cold start 35 seconds typical No of SVs 4 C N gt 40dB PDop lt 1 5 Position Accuracy Without aid 3 0m 50 CEP DGPS SBAS WAAS EGNOS MSAS GAGAN 2 5m 50 CEP Velocity Accuracy Without aid 0 1m s DGPS SBAS WAAS EGNOS MSAS GAGAN 0 05m s Without aid 0 1 m s Acceleration Accuracy Without aid 0 1 m s DGPS SBAS WAAS EGNOS MSAS GAGAN 0 05m s LIONEL LLL NNNM L IEEE SBAS defult QZSS WAAS EGNOS MSAS GAGAN aes Support SSCS Power Supply VCC 3 0V to 4 3V VBACKUP 2 0V to 4 3V CurmentConsumption 19mA acquisition 15mA tracking 3 3V 1Hz Update Rate Backup PowerConsumption 3V 7uA TYP Power Saving Periodic Backup mode9uA TYP Standby mode 157uA TYP Working Temperature 40 C to 85 C AGAN will be supported This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 17 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 2 7 Absolute Maximum Ratings The voltage applied for VCC shoul
30. ons subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 1 1 Ivory 3 Data Sheet Tape Reel Ver VOD 2 2Recommended PCB pad Layout Unit mm Tolerance 0 1mm l ES ZU 2 39 9D 1 804 Top view This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document 1 2 Ivory 3 Data Sheet Tape Reel Ver VOD 2 3 Pin Configuration VCC RF IN 18 GND GND 17 VBACKUP RXO 16 GND TXO 15 GND NRESET 14 NC RXI 13 TIMER TXI 12 NC PPS I GND 3D FIX 10 Oo CO nH ODO tn BR WH NH KF Top view This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 2 4 Pin Assignment 2 mo Swmd VBACKUP EN Backup power input for RTC amp navigation data keep 4 wb jmd 7 s jenn PR Gund TIMER oq The timer function support a time
31. pecifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 33 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 34 5 5 ESD Handling Please carefully follow the following precautions to prevent severe damage to A GPS modules GlobalTop GPS modules are sensitive to electrostatic discharges and thus are Electrostatic Sensitive Devices ESD Careful handling of the GPS modules particularly to its patch antenna if included and RF_IN pin Please follow the standard ESD safety practices stated below Y Unless there is a galvanic coupling between the local GND and the PCB GND then the first point of contact when handling the PCB shall always be between the local GND and PCB GND Y Before working with RF IN pin please make sure the GND is connected Y When working with RF IN pin do not contact any charged capacitors or materials that can easily develop or store charges such as patch antenna coax cable soldering iron Y Please do not touch the mounted patch antenna to prevent electrostatic discharge from the RF input Y When soldering RF IN pin please make sure to use an ESD safe soldering iron tip This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyrigh
32. rocess Before the PCBA is going through the reflow soldering process the operators should check withhis her own eyes to see if there are positional offset to the module The reflow temperature and its profile data must be measured before the SMT process and match the levels and guidelines set by IPQC If SMT protection line is running a double sided process for PCBA please process GPS module during the second pass only to avoid repeated reflow exposures of the GPS module Please contact GlobalTop beforehand if you must process GPS module during the 1 pass of double side process Figure 4 Place GPS module right side up when running reflow solder process do not invert This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved Document 38 rScejeq GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 6 2 Manual Soldering Soldering iron Heat temperature under 380 C Time under 3 sec Notes 1 Please do not directly touch the soldering pads on the surface of the PCB board to prevent further oxidation 2 The solder paste must be defrosted to room temperature before use so it can return to its optimal working temperature The time required for this proced
33. t 2013 GlobalTop Technology Inc All Rights Reserved rScejey GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 35 6 Reflow Soldering Temperature Profile The following reflow temperature profile was evaluated by GlobalTop and has been proven to be reliable qualitatively Please contact us beforehand if you plan to solder this component using a deviated temperature profile as it may cause significant damage to our module and your device All the information in this sheet can only be used only for Pb free manufacturing process 6 1 SMT Reflow Soldering Temperature Profile Reference Only Average ramp up rate 25 150 C 3 C sec max Average ramp up rate 270 C to peak 3 C sec max Preheat 175 25 C 60 120 seconds Temperature maintained above 217 C 607150 seconds Peak temperature 250 0 5 C 20740 seconds Ramp down rate 6 C sec max Time 25 C to peak temperature 8 minutes max Peak 250 0 5 C C Slop 3 C sec max Slop 6 C sec max 217 C to peak 217 C Preheat 175 5 C 60 120 sec 60 150 sec Slop 3 C sec max 25 C Time sec This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserv
34. t is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 29 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 30 5 2 Tape Reel Packing Information One Reel have 1000pcs 0 30 0 05 S DO f N mj A A Section 9 40201 A0 B B Section 2 50201 KO Spec H 24 541 5 7 2 2 0 2 D 99 1 5 Note 13 Reel Material P S Unit mm Figure 1 Reel Dimension This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Ivory 3 Data Sheet Tape Reel 16 0022 5 tt uy N i 5 v CN 9 40so AO lt S uU N AO 9 4 0 10 BO 13 1 0 10 KO 2 5 0 10 Figure 2 Tape Dimension Document Ver VOD Q 3040 05 Ce qm Ss H C mj A A Section Unit mm This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of Gl
35. tioning when not enough information is received from the satellites With EASY technology the GPS engine is able to calculate and predict up to 3 days single ephemeris automatically when power on It then saves the predicted information onto thememory So the GPS engine can use thisinformation for positioning later if no enough information received from the satellites This function will be helpful for TTFF improvement to allow positioning even under weak signal condition such dense urban Backup power VBACKUP is required for this feature GPS on GPS on With EASY With EASY GPS on GPS on Assist Assist EASY EASY On On 30 sec Figure 1 12 1 EASY System operation Figure 1 12 1 show that when GPS device obtained the satellite information from GPS satellites the GPS engine automatically pre calculates to predict orbits for 3 extended days This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 8 GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 1 9AlwaysLocate Ilvory 3uses AlwaysLocate Advance Power Periodic Mode modes to achieve power saving by adaptively adjust the on off time to achieve balance between positioningaccuracy and power
36. to any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved GlobalTop Technology Document Ivory 3 Data Sheet Tape Reel Ver VOD 4 Reference Design This section introduces the reference schematic design for best performance Additional tips and cautions on design are well documented in the Application Note which is available upon request 4 1Patch Passive Antenna When using a passive antenna please connect the antenna directly to Pin18 RF_IN Patch Antenna L1 t Bead MLB 100505 0600A 50 Ohm Matching Line 15 R2 470 14 R3 10K AM 3 0V BAT T D2 RB520S 30 D3 RB520S 30 Note 1 Ferrite bead L1 is added for power noise reduction 2 C1 and C2 bypass should be put near the module For C3 the value chosen depends on the amount of system noise the range from 1uF to 100uF is reasonable 3 Damping resistors R1 and R2could be modified based on system application for EMI 4 Ifyou need more support and information on antenna implementation please contact us atsales gtop tech com This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All
37. ure is unique and dependent on the properties of the solder paste used 3 The steel plate must be properly assessed before and after use so its measurement stays strictly within the specification set by SOP 4 Please watch out for the spacing between soldering joint as excess solder may cause electrical shortage 5 Please exercise with caution and do not use extensive amount of flux due to possible siphon effects on neighboring components which may lead to electrical shortage 6 Please do not use the heat gun for long periods of time when removing the shielding or inner components of the GPS module as it is very likely to cause a shift to the inner components and will leads to electrical shortage 7 Contact Information GlobalTop Technology Inc Address No 16 Nan ke 9th Road Science based Industrial Park Tainan 741 Taiwan Tel 886 6 5051268 Fax 886 6 5053381 Website www gtop tech com Email sales gtop tech com This document is the exclusive property of GlobalTop Tech Inc and should not be distributed reproduced into any other format without prior permission of GlobalTop Tech Inc Specifications subject to change without prior notice Copyright 2013 GlobalTop Technology Inc All Rights Reserved 39
Download Pdf Manuals
Related Search