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GR-91 Holux GPS Module

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GR-91 is an ultra miniature 13 * 15 * 2.2 mm GPS module designed by low power consumption SiRF GPS solution. It provides superior sensitivity up to -159dBm and fast Time-To-First-Fix in navigation application. The stable performance of GR-91 is your best choice to be embedded in your portable device design, like PDAPND, mobile phone, digital camera for GPS service.

 Features

- Small form factor: 13* 15 * 2.2 mm

- RoHS/WEEE compliant

- High sensitivity -159dBm

- Tracking up to 20 channels of satellites

- Fast Position Fix

- Low power consumption

- Low power consumption

   Built-in WAAS/EGNOS/MSAS Demodulator.

   Support NMEA0183 V 3.01 ASCII data protocol

- Real time navigation for location based services.

- For Car Navigation, Marine Navigation, Fleet Management, AVL and Location-Based Services, Auto Pilot, Personal Navigation or touring devices, Tracking devices/systems and Mapping devices application

Specifications

♦ General

- GPS technology: SiRF GPS chipset

- Frequency: L1,1575.42MHZ

- C/A Code: 1.023MHZ chip rate

- Channels: 20 channels all in view Tracking

- Sensitivity: Better than -159 dBm

♦ Receiver Accuracy(Follow SiRF chip specification)

- Position: Without aid:10M 2D-RMS

- DGPS(WAAS, EGNOS, MSAS, RTCM):1-5 M

- Velocity: Without aid:0.1 M/sec

- Time: 0.1μs. Sync GPS time

♦ Datum

- Datum: WGS84(Default)

♦ Time to First Fix(Follow SiRF chip specification)

- Hot start: 1 sec. average

- Warm start: 38 sec. average

- Cold start: 42 sec. average

- Reacquisition: <0.1 sec

♦ Protocol

- GPS Output Data: NMEA0183(v3.1)- GGA,GLL,GSA,GSV,RMC,VTG

Support Baud rate 4800/9600/…./115200 bps (default 4800),
Data bit:8,Stop bit:1, No parity.

- Update Rata: 1Hz(default)

- Protocol Support: NMEA-0183

♦ 1PPS: Enable(1Hz pulse 10% duty cycle)

♦ Limitations

- Acceleration Limit: <4G

- Altitude Limit: <18000 meters

- Velocity Limit: <515 M/sec

- Jerk Limit: 20 M/sec3

♦ Power

- Operation Current: Acquisition: 25mA@3.3V

- Operation Current: Tracking:24mA@3.3V

- DC Input Range: VCC_IN: 2.95~6.0V

                             V_BAT:1.36~6.0V

♦ Processing Core

- Processor Type: ARM7TDMI

- Processor Speeds: 50 MHz

♦ Temperature

- Operating: -40℃ to +85℃

- Storage: -40℃ to 85℃

- Operating Humidity: 5% to 95%,No condensing

♦ Physical

- Dimension: 13 * 15 * 2.2 mm

- Weight: < 2g

Click to download documents: GR-91
Số ký tự được gõ là 250

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