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Фрагмент инструкции
Correct operating temperature range 0.4 2008/1/29 Maggie H. Wording correction 0.5 2008/4/14 Maggie H. Add detailed spec. of 20-pin header ALL INFORMATION CONTAINED HEREIN IS THE SOLE PROPERTY OF LEADTEK RESEARCH AND CANNOT BE DISSEMINATED WITHOUT THE EXPRESS WRITTEN CONSENT OF LEADTEK RESEARCH. i LR9540 (with 9805ST) Specifications Sheet Rev. 0.5 Introduction The Leadtek LR9540G module is high performance, low power, 12-channel TTL level GPS receiver, based on the SiRFStarII single chipset technology while providing fast time-to-first-fix. Its far reaching capability meets the sensitivity requirements of car navigation as well as other location-based applications. Features Hardware • Based on the high performance features of the SiRFStarII single chipset. • Dimension : 40.64mm(W) x 71.12mm(L) x 1.40mm(H). Performance • TTFF: 45 / 38 / 4 sec (Cold / Warm / Hot) at open sky and stationary. • Reacquisition Time: 0.1 second. Interface • DIP type pitch 2.0mm- 2x10 pin header. • Protocol: NMEA-0183 compliant. • Baud Rate: 4800 bps. • Right angle MCX (RMCX) RF Connector. © 2008 Leadtek Research Inc. All rights reserved. Page 2/9 Preliminary Confidential - Information is subject to change without prior notice. LR9540 (with 9805ST) Specifications Sheet Rev. 0.5 Specifications Technical Specifications Feature Item Chipset GSC2x Series Frequency C/A code Channels Accuracy Position General VelocityTime Datum Default Time to First Fix(TTFF) Reacquisition (Open Sky & Hot start Stationary Requirements) Warm start Cold start Altitude Velocity Acceleration Dynamic Conditions Power Main power input Power consumption Supply Current Backup Power Pin Header Protocol messages Interface Environmental Characteristics Description SiRFstarII single chip technology L1, 1575.42 MHz 1.023 MHz chip rate 12 10 meters, 2D RMS 5 meters 2D RMS, WAAS corrected < 5meters(50%), DGPS corrected 0.1 meters/second 1 microsecond synchronized to GPS time WGS-84 0.1 sec., average 4 sec., average typical TTFF 38 sec., average typical TTFF 45 sec., average typical TTFF 18,000 meters (60,000 feet) max. 515 meters/second (1000 knots) max. 4g, max. 3.3 ~ 5.0 VDC .300 mW (continuous mode) .60 mA @5.0 VDC 2.0 ~ 5.0 VDC input. DIP type pitch 2.0mm 2x10 pin header NMEA-0183@4800 bps Items Description Operating temperature range -20 deg. C to +60 deg. C Storage temperature range -55 deg. C to +100 deg. C Physical Characteristics Items Description Length Width Height 5.5in / 1.40 mm Weight 16g (net) 1.6 in / 40.64 mm 2.8 in / 71.12 mm © 2008 Leadtek Research Inc. All rights reserved. Page 3/9 Preliminary Confidential - Information is subject to change without prior notice. LR9540 (with 9805ST) Specifications Sheet Rev. 0.5 Software The Leadtek LR9805ST module includes SiRF XTrac high sensitivity software solution. Features include: • High tracking sensitivity (-154 dBm) • High configurability • 1 Hz position update rate • Real-time Operating System (RTOS) friendly • Capable of outputting both NMEA a...
Эта инструкция также подходит к моделям:GPS навигаторы и приемники - LR9540(H)(with 9548S)(SiRF STAR III/LPx) (191.84 kb)
GPS навигаторы и приемники - LR9540(H)(with 9805ST) (191.84 kb)