Leadtek LR9101X SiRF Star III GPS Module

The Leadtek LR9101X module is a high sensitivity, high gain, low power and very compact Surface Mount Device (SMD). This 20-channel global positioning system (GPS) receiver is designed for a broad spectrum of OEM applications and is based on the fast and deep GPS signal search capabilities of SiRFStarIII GSC3f/LPx architecture, consuming .

LR9101X is designed to allow quick and easy integration into GPS-related applications, 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 Positioning and Navigation



Features

Hardware and Software

- Based on the high performance features of the SiRFStar III GSC3f/LPx chipset.

- Built-in high gain amplifier and band pass filter

- RoHS compliant (lead-free)

- Compact module size for easy integration: 15x14x2.8 mm (590.6x551.2x110.2 mil).

- SMT pads allow for fully automatic assembly processes equipment and reflow soldering

- SiRF Client AGPS support



Performance

- Cold/Warm/Hot Start Time: 35 / 35 / 1 sec.

- Reacquisition Time: 0.1 second

- RF Metal Shield for best performance in noisy environments

- Multi-path Mitigation Hardware

- Enhanced Navigation Performance

- Improved Jamming Mitigation

- Improved Ephemeris Availability



Interface

- TTL level serial port for GPS communications interface

- Protocol: NMEA-0183/SiRF Binary (default NMEA)

- Baud Rate: 4800,9600,19200 bps



Advantages

- Ideal for compact size devices

- Data / Power / RF through surface mount pads

- Cost saving through elimination of RF and board to board digital connectors

- Flexible and cost effective hardware design for different application requirements

- Secure SMD PCB mounting method