Holux GPS Module GPS Engine Board M91

Product Description

Overview

M-91 is an ultra miniature 13 x 15 x 2.2 mm GPS engine board 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.