GPS Module GPS Engine Board GPS模塊

LR9548X GPS module is a high sensitivity, low power, Surface Mount Device (SMD). This 20-channel global positioning system (GPS) receiver is designed for a wide range of OEM applications and is based on the GPS signal search capabilities of the SiRFstarIII GSC3f/LPx chipset, SiRF’s newest chipset technology.

The LR9548X is also pin-to-pin compatible with the LR9805 (LR9548) for easier and faster transition.

The LR9548X is designed to allow quick and easy integration into GPS-related applications such as:

-PDA, Pocket PC, and other computing devices

-Car and Marine Navigation.

-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 SiRFStarIII GSC3f/LPx chipset.

Compact module size for easy integration: 24x20x2.9 mm (0.94x0.79x0.11 in).

Fully automatic assembly: reflow solder assembly ready

Hardware compatible with SiRF GSW3 v3.2.5 software

Multiple I/O pins reserved for customizing special user applications

RoHS compliance

Performance

Cold/Warm/Hot Start Time: 35/35/1 sec. at open sky and stationary environments.

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, 38400 or 57600 bps.

Advantages

Ideal for high volume mass production (Taping reel package)

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

Flexible and cost effective hardware design for different application needs

Secure SMD PCB mounting method

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所在地：	臺(tái)灣
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LR9548X

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