FM3711 GPS Module

SMD Type

Based on MediaTek Single Chip Architecture (MT3337)
ARM7 based application processor
High sensitivity: -165dBm tracking
Channels: 66 acquisition, 22 simultaneous tracking
Low power consumption: 26mA @ acquisition, 22mA @ tracking
Cold/Warm/Hot start time: <35/<34/<1 seconds
Maximum update rate up to 5Hz
1PPS GPS time reference
GPS data interface: TTL level serial port
Support NMEA 0183 standard V3.01 and backward compliance
Support SBAS – WAAS, EGNOS, GAGAN and MSAS
Dimension:11.5mm x 11.5mm x 2.15mm
RoHS compliant


Description

General
Chipset MTK MT3337 ROM version
Frequency L1, 1575.42MHz
C/A Code 1.023 MHz
Channels 66 channels
SBAS WAAS, EGNOS, GAGAN,MSAS Supported
Datum WGS84(Default), Tokyo-M, Tokyo-A, User Define
CPU ARM7EJ-S
 
Dimensions
Length/Width/Height 11.5*11.5*2.15 mm
Weight 2 g
 
Performance Characteristics
Position Accuracy Without aid:3.0m 2D-RMS
< 3m CEP (50%) without SA (horizontal)
DGPS (RTCM, SBAS (WAAS, EGNOS, MSAS)):2.5m
Velocity Accuracy Without aid:0.1 m/s
DGPS (RTCM, SBAS (WAAS, EGNOS, MSAS)):0.05m/s
Acceleration Accuracy Without aid:0.1 m/s²
DGPS (RTCM, SBAS (WAAS, EGNOS, MSAS)):0.05m/s²
Timing Accuracy 100 ns RMS
Sensitivity Acquisition:-148dBm (Cold Start)
Reacquisition:-157dBm
Tracking:-165dBm
Maximum Update Rate Up to 5Hz(Default: 1Hz)
 
Acquisition (Open sky, stationary)
Reacquisition Time Less than 1 second
Hot start 1.0s (Typical)
Warm start 34s (Typical)
Cold start 35s (Typical)
 
Dynamic
Altitude Maximum 18,000m
Velocity Maximum 515m/s
Acceleration Maximum 4G
 
Power
Input Voltage DC 3.3V Typical
Power Consumption @ 3.3V Acquisition:26mA Typical
Tracking:22mA Typical
 
I/O
Signal Output RS232, 8 data bits, no parity, 1 stop bit
Available Baud Rates 4800/9600/38400/57600/115200 bps(Default:9600)
Protocols NMEA 0183 v3.01 (GGA,GSA,GSV,RMC,VTG)
RTCM
MTK NMEA Command
Network Assistance Messages
 
Data output Interface
Protocol messages 9600 bps/8/N/1 (Default)
Output format GGA(1sec),GSA(1sec),RMC(1sec),VTG(1sec),
GSV(5sec) (Default)
 
Environment
Operating Temperature -45 ℃ to 85 ℃
Storage Temperature -50 ℃ to 125 ℃
Operating Humidity 5% to 95% (no condensing)

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