Holux GPS Module M-91
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.
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