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LEADTEK GPS MODULE 

LR9101 

Specifications Sheet

 

 

Features: 

 

SiRF StarIII  low power single 

chipset 

 

Compact module size for easy 

integration : 15 x 14 x 2.8 mm 

 

Built-in high gain amplifier and 

bandpass filter 

 

RoHS compliance 

 

 
 
 
 
 
 

 

 

 

 

ALL INFORMATION CONTAINED HEREIN IS THE SOLE PROPERTY OF LEADTEK RESEARCH AND CANNOT BE 
DISSEMINATED WITHOUT THE EXPRESS WRITTEN CONSENT OF LEADTEK RESEARCH.

Revision History: 

Revision 

Release Date 

Issuer 

Change Description 

1.5 

2008/04/24 

M. Huang 

Add ESD spec.; modify recommended footprint 

1.6 

2008/05/22 

M. Huang 

Wording correction; modify operating temperature range & 

recommended footprint 

Add packing spec. & reflow profile 

1.7 

2008/08/07 

J. Lee 

Revise chip spec & add reflow condition  

1.8 

2008/12/30 

J. Lee 

Change default periods for protocol message 

1.9 

2009/03/17 

J. Lee 

Upgrade to FW3.5 and add RoHS soldering profile 

2.0 

2009/09/15 

J. Lee 

Modify the pin assignment 

2.1 

2009/10/05 

S.Liao 

Modify the pin assignment 

 

 

 

 

Содержание LR9101

Страница 1: ...DTEK RESEARCH Revision History Revision Release Date Issuer Change Description 1 5 2008 04 24 M Huang Add ESD spec modify recommended footprint 1 6 2008 05 22 M Huang Wording correction modify operati...

Страница 2: ...pplications especially for compact size devices such as PDA Pocket PC and other computing devices Fleet Management Asset Tracking AVL and Location Based Services Hand held Device for Personal Position...

Страница 3: ...evel serial port for GPS communications interface Protocol NMEA 0183 SiRF Binary default NMEA Baud Rate 4800 bps 1 2 Advantages Ideal for compact size devices Data Power RF through surface mount pads...

Страница 4: ...All rights reserved Page 3 18 Leadtek Confidential Information is subject to change without prior notice LR9101 Specifications Sheet Rev 2 0 2 Technical specifications 2 1 Module architecture SiRF GS...

Страница 5: ...assembly processes equipment and reflow soldering RoHS compliant lead free 2 3 Software Features The firmware used on Leadtek 9101 module is GSW3 5 the software for SiRF StarIII low power single chip...

Страница 6: ...t hand circular polarized passive antenna Frequency Range 1575 42 1 023 MHz 2 6 Environmental Specification Item Description Operating temperature rang 30 deg C to 85 deg C Storage temperature range 5...

Страница 7: ...ntial Information is subject to change without prior notice LR9101 Specifications Sheet Rev 2 0 2 8 Reference design All ground pads attach directly to ground plane by way of via All components are re...

Страница 8: ...ers second Time 1 microsecond synchronized to GPS time 3 2 Dynamic constrains Dynamic Conditions Altitude 18 000 meters 60 000 feet max Velocity 515 meters second 1000 knots max Acceleration 4g max Je...

Страница 9: ...k 9101 GPS module can accept slow VBATT supply rise time unlike many other SiRFstarII based receivers due to an on board voltage detector 3 7 Differential aiding 3 7 1 Differential GPS DGPS Optional D...

Страница 10: ...ge without prior notice LR9101 Specifications Sheet Rev 2 0 4 Hardware Interface Power supply Parameter Leadtek 9101 GPS Module Input voltage 3 2 5 0 VDC Current typ at full power 3 3V 45mA Battery ba...

Страница 11: ...9 Leadtek Research Inc All rights reserved Page 10 18 Leadtek Confidential Information is subject to change without prior notice LR9101 Specifications Sheet Rev 2 0 4 2 Specifications 4 2 1 Pin Positi...

Страница 12: ...nded 5 VCC_IN PWR 3 2 5 0 VDC input 6 VSTBY PWR 1 65 5 0 VDC RTC backup battery supply 7 RXB I TTL level asynchronous input for UART B If not used keep floating 8 TXB O TTL level asynchronous output f...

Страница 13: ...messages for the receiver are listed in Table 5 2 A complete description of each message is contained in the SiRF NMEA reference manual Option Description GGA Time position and fix related data for a...

Страница 14: ...nfidential Information is subject to change without prior notice LR9101 Specifications Sheet Rev 2 0 6 Mechanical drawing and footprint Items Description Length 15 0 0 3 mm 590 6 12 mil Width 14 0 0 3...

Страница 15: ...print Top view Note 1 Tolerance of recommended pad 1 87 0 92 0 1 mm 2 Recommended pad for pin 9 is 2 3 1 5 mm 0 1 mm 7 Application Notes LR9101 is a compact sized GPS module specific for patch antenna...

Страница 16: ...nc All rights reserved Page 15 18 Leadtek Confidential Information is subject to change without prior notice LR9101 Specifications Sheet Rev 2 0 8 Automated manufacturing components 8 1 Reel and tapin...

Страница 17: ...oy Taping Specifications 10 sprocket hole pitch cumulative tolerance 0 20mm Carrier camber is within 1mm in 100mm A0 and B0 measured on a plane 0 3mm above the bottom of the pocket K0 measured from a...

Страница 18: ...r connection is achievable Profiles are essential for establishing and maintaining processes You must be able to repeat the profile to achieve process consistency The heating and cooling rise rates mu...

Страница 19: ...ow soldering or other high temperature process must be a Mounted within 24 hours of factory conditions 30 60 RH or b Stored at 10 RH under the protection against humidity and static electricity 3 Devi...

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