Tyco Electronics A1037-A User Manual Download Page 3

Page: 3 / 29

Revision History

Rev. Date

Description

1.0 11-10-06 Initial

Draft.

1.1 08-09-06

Final product specification implemented

1.2 09-22-06

Minor changes (storage temperature, spell check)
Packaging details added

1.3 11-28-06 Additional

info

“Connection of RF Signal”

1.4 12-08-06 Application

not antenna current limiter

1.6 03-14-07

Some minor changes

2.0 03-20-07 New

design

mm-dd-yy

V2.0 - 03/07

User’s Manual

Page 3 of 29

Summary of Contents for A1037-A

Page 1: ...GPS Receivers A1037 A A description of Tyco Electronics GPS module A1037 A User s Manual Version 2 0 Hardware Revision 01...

Page 2: ...This page was intentionally left blank...

Page 3: ...ification implemented 1 2 09 22 06 Minor changes storage temperature spell check Packaging details added 1 3 11 28 06 Additional info Connection of RF Signal 1 4 12 08 06 Application not antenna curre...

Page 4: ...STEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF TYCO ELEC TRONICS THIS DOCUMENT MAY PROVIDE LINKS TO OTHER WORLD WIDE WEB SITES OR RESOURCES BECAUSE TYCO ELECTRONICS HAS NO CONTROL OVER SUCH SITES AND R...

Page 5: ...15 5 2 Description A1037 A Signals 15 5 3 General Comments 16 6 Electrical Characteristics 17 6 1 Operating Conditions 17 6 1 1 Absolute maximum ratings 17 7 Mounting 18 7 1 Proposed Footprint for So...

Page 6: ...na voltage input pin 24 10 4 1PPS pin 1 pulse per second pin 25 10 5 Reset Signal 25 10 6 Battery Back up 25 11 Demonstration Kits 26 11 1 Evaluation Kit A1037 A 26 12 Related Information 27 12 1 Cont...

Page 7: ...ion of GPS module combines small size and high end GPS functionality at low power consumption Operable at 3 3V 50mA typ 1fix per second Small form factor of 19 x 16 2 mm 0 75 x 0 64 Cost effective ant...

Page 8: ...e to the s level 2 The receiver has estimates of time date position and valid almanac and ephemeris data 3 The receiver has estimates of time date position and recent almanac 4 The receiver has no est...

Page 9: ...7A V23993 stands for Tyco Electronics wireless and communication products A1037A for the A1037 A module 2 2 Packing 2 2 1 Packaging of the A1037 A The A1037 A GPS module comes in a tape and reel packa...

Page 10: ...cations 2 2 3 Additional Equipment V23993EVA1037A Evaluation Kit including one module V23993A1037A Table 3 Additional equipment A detailed description of the additional kit can be found in the accordi...

Page 11: ...imum configuration A1037 A Remarks Place C2 to C6 close to SP3222 For capacity values see datasheet of actual component used Use 3 3V level shifter SP3222 or equivalent Use separate ground plane for a...

Page 12: ...A GSV RMC TG TS PA Baud rate 57600 Transmit mode on UTC second Table 4 NMEA configuration This pin will be read by the software during the GPS software start up only Any changes in the setting afterwa...

Page 13: ...GPS Receiver A1037 A 4 Mechanical Outline 4 1 Details Component Side A1037 A All dimensions in mm inch Figure 5 Mechanical outline component side A1037 A V2 0 03 07 User s Manual Page 13 of 29...

Page 14: ...GPS Receiver A1037 A 4 2 Details Solder Side A1037 A Solder pad size 1 4 x 0 9 All dimensions in mm Figure 6 Mechanical outline solder side A1037 A Page 14 of 29 User s Manual V2 0 03 07...

Page 15: ...11 Serial output 1 reserved for debug leave open 7 TX0 P0 9 Serial output 0 NMEA out 8 RX0 P0 8 Serial input 0 NMEA in 9 nRST Reset input 10 CONF P0 13 NMEA configuration see chapter 3 3 Serial Port...

Page 16: ...nd use of the module Standard configuration of serial port standard GPS software Serial 0 NMEA 4800 baud 8 data bits no parity 1 stop bit no flow control Antenna Antenna connected to Antenna Pin Use g...

Page 17: ...s Symbol Parameter Min Max Unit Vcc Power supply 0 3 3 6 V Vin Voltage to any pin 0 3 3 6 V Iov Input current on any pin 10 10 mA Itdv Absolute sum of all input currents during overload condition 200...

Page 18: ...s for reflow soldering of the module in convection or IR convection ov ens are as follows Peak temperature 245 C Average ramp up rate to Peak 183 C to Peak 3 C second max Preheat temperature 125 25 C...

Page 19: ...he ground plane of the PCB the ground plane is on a lower PCB layer by via as demonstrated in the drawing Figure 9 Antenna connector strip line A1037 A In order to gain the impedance of 50 the width o...

Page 20: ...ly to the majority of active antennas that can be found in the market Anyhow the quality of the GPS antenna chosen is of paramount impor tance for the overall sensitivity of the GPS system The system...

Page 21: ...rd JESD22 A113 B Level 3 Basic qualification tests MSL Classification according to J STD 020C MSL3 245 C MSL Rework Compatibility according to J STD 020C Temperature Cycling 30 C 70 C Temperature Humi...

Page 22: ...e following ANTSTAT output Logic low when Iant 9mA Logic high when 9mA Iant 16mA Logic low when Iant 16mA 10 2 1 Antennas with Different Current Draw The following circuit is a proposal on how you can...

Page 23: ...to the first one but includes a current limiter Comments and notes as above apply We strongly recommend simulating and testing your realized version before use In any case it is the responsibility of...

Page 24: ...A1037 A GPS receiver module This should be avoided by using an antenna current limiter Please find proposal for simple current limiter below If other transistors are used other resistor values may be...

Page 25: ...nformation stored in SRAM will still be valid 10 6 Battery Back up This application note describes on how to back up the RTC and the SRAM of the GPS receiver module The basic of the first examples is...

Page 26: ...ect easily to a PC The USB interface is an ex tension of the serial port 0 therefore sending NMEA sentences and accepting commands At the same time it provides power to the module Accompanied by an an...

Page 27: ...for further improve ments are highly appreciated Tyco Electronics Power Systems Tyco Electronics Corporation Power Systems Finsinger Feld 1 85521 Ottobrunn Germany Tel 49 89 6089 838 Fax 49 89 6089 8...

Page 28: ...GPS Receiver A1037 A Page 28 of 29 User s Manual V2 0 03 07 This page was intentionally left blank...

Page 29: ...gure 3 A1037 A tape specifications 2 10 Figure 4 Recommended minimum configuration A1037 A 11 Figure 5 Mechanical outline component side A1037 A 13 Figure 6 Mechanical outline solder side A1037 A 14 F...

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