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尺寸:55X50mm MTK AG3335AT芯片 L1单频多模 RS232 带惯导算法

GRM-5550F1DR-AGGB

Features

Build on high performance,low-power GNSS MediaTek AG3335AT chip set

Built-in ST-LSM6DSRTR acceleration sensor to define various gravity algorithms

Supports BDS-3 signals

DR : DR/UBI

Simultaneously receiving single-band multi-system satellite signals and all civil GNSS signals.

Multipath signal detection and interference suppression.

Passive or active antennas can be used

Built-in high gain LNA to improve receiving sensitivity

Software version : 20220721  

Support satellite systems: GPS,GLONASS,GALILEO,BEIDOU,QZSS,SBAS

Ultra high track sensitivity:  -165dBm

Baud rate: 115200, 10Hz

Protocol compliant NMEA-0183,MTK,RTCM3.3

Automatically inertial navigation positioning without GNSS signal

Automatically save GNSS log information

Operating voltage: 3.0V~5.5V

Power consumption: 50mA@3.3V

Patch Antenna Size: 35x35x4mm

Small form factor: 55±0.5x50±0.5x18.4±0.3mm

Product Weight:  105.4g

Communication type:  RS232

Wire interface type:  Molex 4Pin , L=500cm

Waterproofing grade:  IP41

Recommended operating temperature range:-40to75

        RoHS compliant (Lead-free)


Item

Parameter                   Specification

GNSS Receiver Type

Channels: 135 tracking channel and DSP accelerator

GPS/QZSS:  L1 C/A

GLONASS:  L1OF

GALILEO:  E1(E1B+E1C)

BEIDOU:  B1I

SBAS:  WAAS, EGNOS, MSAS, GAGAN   

GNSS Sensitivity

Tracking:  -165dBm

Capture:  -149dBm

Re-capture:  -161dBm

TTFF (Autonomous)

Cold start:  28sAVG@-130

Warm start:  25sAVG@-130

AIF start:  15sAVG@-130  

Horizontal  Locating  Accuracy

GNSS inertial navigation:  << span="">1.5m CEP @-130 dBm

INS Accuracy

DR: Without aid:  Sub-meter (3% CEP@120s)

Acceleration Accuracy

Without aid: 0.1m/s²  

GNSS Dynamic Performance

Velocity:  100m/s (10m/s Minimum)

Altitude:  10000m (80000m Maximum)

Maximum Acceleration:  4G


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