Model: MTK GPS

Loại hàng: GPS Module

Tính năng:

Overview

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

Features

Small form factor: 13 x 15 x 2.2 mm ‧

RoHS/WEEE compliant ‧

High sensitivity -159dBm ‧

Searching up to 32 Channel of satellites ‧

Fast Position Fix ‧

Low power consumption ‧

RTCM- in ready. ‧

Built-in WAAS/EGNOS/MSAS Demodulator. ‧

Support NMEA0183 V 3.01 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

General ‧

GPS technology: MTK GPS chipset ‧

Frequency: L1,1575.42MHZ ‧

C/A Code: 1.023MHZ chip rate ‧

Channels: 32 channels all in view searching ‧

Sensitivity: Batter than -159dBm  

Receiver Accuracy(Follow MTK chip specification) ‧

Position: Without aid:3.0 M 2D-RMS   DGPS(WAAS, EGNOS, MSAS, RTCM):2.5 M ‧

Velocity: Without aid:0.1 M/sec ‧

Time: 0.1 microsecond. Sync GPS time  

Datum ‧

Datum: WGS84(Default) total 219 datum’s ‧

Time to First Fix(Follow MTK chip specification) ‧

Hot start: 1 sec average ‧

Warm start: 33 sec average ‧

Cold start: 36 sec average ‧

Reacquisition: ＜1sec  

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     ‧

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:65 mA@3.3V ‧

Operation Current: Tracking:＜45mA@3.3V ‧

DC Input Range: VCC 3.0~5.0V   VBAT 3.0~5.0V  

Processing Core ‧

Processor Type: ARM7EJ-S ‧

Processor Speeds: 48 MHz ‧

Integrated program Flash: 4 MHz ‧

Interface: CMOS 2.85 V Level  

Temperature ‧

Operating: -40℃ to 85℃ ‧ Storage: -40℃ to 125℃ ‧

Operating Humidity: 5% to 95,No condensing  

Physical ‧

Dimension: 13 x 15 x 2.2 mm.(W x D x H) ‧

Weight:2g.