NaviSys Technology - Your Location Partner
GNSS Smart Antenna Module / GN-5203, GM-5204
GN-5203 / GM-5204
Ultra-High Performance
GNSS Smart Antenna Module
 Up to 10Hz update rate1
Overview
 Optional data logger1
GN-5203/GM-5204 is an easy to use, ultra-high
 High accuracy 1PPS timing
performance, low power GNSS smart antenna module
 Easy to use: built-in patch antenna & 6-pin wire to
with patch antenna for vehicle/handheld applications.
board connector w/ pitch of 1.0mm
GN-5203/GM-5204 support multiple satellite positioning
Backup battery support for faster position fix
systems - GPS, GLONASS, Beidou, QZSS and SBAS.
 Optional V_BAT pin support to replace backup
Based on our experienced design, GN-5203/GM-5204
battery
fully exhibits the excellent performance of MT3333 chip. It
 Optional PWR_CTRL pin to disable GPS module
works in GNSS signal difficult environment, provides fast
Green LED for position fix indication
acquisitions and excellent tracking performance.
Fully EMI shielded
Industrial operating temperature range: -40 ~ 85℃
Applications
Notes
 Automatic vehicle location
1.
Some features need special firmware or
 Vehicle navigation device
command programmed by customer
 Marine GPS plotters
2.
MOQ-based customization is welcome.
 Timing (GPS clock, FEMTO cell, traffic lights etc)
Technical Specifications
Features
 Multi-satellite positioning systems support
Receiver Performance Data
 GPS/QZSS/GLONASS (GN-5203)
Receiver Type
GNSS Chipset: MT3333
 GPS/QZSS/Beidou (GM-5204)
GPS/QZSS: L1 1575.42MHz
 High performance: -165dBm tracking sensitivity
GLONASS (GN-5203):
 Low power: 29 mA at continuous tracking
L1OF 1598.0625 ~ 1605.375 MHz
BEIDOU (GM-5204):
 SBAS (WAAS, EGNOS, MSAS, GAGAN) support
B1 1561.098 MHz
 Up to 3-day self-generated orbit predictions
Channels:
 AGPS support with self-generated ephemeris for
Tracking: 33 /acquisition: 99
fast position-fix
Horizontal
< 3.0m (Autonomous)
12 multi-tone active interference cancellers
Position
< 2.5m (WAAS)
 Indoor/outdoor multi-path detection & compensation
NaviSys Technology Corp.
http://www.navisys.com.tw/
Tel : +886-3-5632598
Fax: +886-3-5632597
Sales contact: sales@navisys.com.tw
Technical support: service@navisys.com.tw
Address:2F, No.56, Park Ave. II, Science-Based Industrial Park, Hsinchu 300, Taiwan (R.O.C.)
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NaviSys Technology - Your Location Partner
GNSS Smart Antenna Module / GN-5203, GM-5204
Accuracy
(50% 24hr static, -130dBm)
Operating temperature
-40 ~ 85℃ except
Velocity
<0.1 m/s (speed, w/o SBAS)
battery: -20~60℃
Accuracy
<0.05 m/s (speed w/ SBAS)
Storage temperature
-40 ~ 85℃except
(50%@30m/s)
battery: -40~60℃
Timing Accuracy
±10ns RMS (1PPS output)
Vibration
5Hz to 500Hz, 5g
Time To First Fix
Autonomous
Shock
Half sine 30g/11ms
Hot start
<1sec, average
Mechanical Data: 20 x 20 x 7.9 (mm)
Warm start
24sec, average
Cold start
28sec, average
Reacquisition
(50% -130dBm)
Sensitivity
-148dBm (acquisition)
(Autonomous)
-165dBm (tracking)
Update Rate+
Up to 10Hz, default 1Hz
Max. Altitude+
<18,000 m
Max. Velocity
<1,852 km/hr
Datum+
WGS-84(default)
Protocol
NMEA 0183 V4.1, MTK NMEA
6-pin Interface, pitch 1.0mm
Support+
4800/9600(default)/38400/115200bps
N,8,1(No parity, 8 data bits, 1 stop bit);
Default: GGA, GSA, RMC, VTG@1Hz,
GSV@1/5Hz, GLL, ZDA@0Hz
GN-5203A, GM-5204A
SBAS Support
WAAS, EGNOS, MSAS, GAGAN
Pin
Name
Function
I/O
1
GND
Ground
Input
Dynamics
<4g
2
VCC
Power supply
Input
3
TXD
TTL level serial data output (from GPS)
Output
4
RXD
TTL level serial data input (to GPS)
Input
+Please contact Navisys for any customization demand.
5
1PPS
Time Pulse Per Second
Output
6
V_BAT
Backup power
Input
Electrical Data
GN-5203B, GM-5204B
Pin
Name
Function
I/O
Power Supply
2.8 ~ 4.3 V (w/o battery)
1
GND
Ground
Input
2
VCC
Power supply
Input
2.8 ~ 3.3 V (w/ battery)
3
TXD
TTL level serial data output (from GPS)
Output
4
RXD
TTL level serial data input (to GPS)
Input
Power Consumption
29mA/average tracking
5
1PPS
Time Pulse Per Second
Output
6
NC
No connection
-
Backup Power
2.1 ~ 4.2 V
GN-5203C, GM-5204C
(V_BAT)
Power consumption: 15.5uA
Pin
Name
Function
I/O
1
GND
Ground
Input
TTL I/O
VIH: 2.1~3.1V, VIL: 0~0.7V
2
VCC
Power supply
Input
3
TXD
TTL level serial data output (from GPS)
Output
VOH: ≧2.38V, VOL≦0.42V
4
RXD
TTL level serial data input (to GPS)
Input
Protocols
NMEA, MTK NMEA
5
1PPS
Time Pulse Per Second
Output
6
PWR_CT
Power control; floating or high: ON
Input
L
Low : OFF
Environmental Data
NaviSys Technology Corp.
http://www.navisys.com.tw/
Tel : +886-3-5632598
Fax: +886-3-5632597
Sales contact: sales@navisys.com.tw
Technical support: service@navisys.com.tw
Address:2F, No.56, Park Ave. II, Science-Based Industrial Park, Hsinchu 300, Taiwan (R.O.C.)
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NaviSys Technology - Your Location Partner
GNSS Smart Antenna Module / GN-5203, GM-5204
Ordering Information
GN-5203X, GM-5204X (X=A,B,C etc.)
*This document is subject to change without notice.
NaviSys Technology Corp.
http://www.navisys.com.tw/
Tel : +886-3-5632598
Fax: +886-3-5632597
Sales contact: sales@navisys.com.tw
Technical support: service@navisys.com.tw
Address:2F, No.56, Park Ave. II, Science-Based Industrial Park, Hsinchu 300, Taiwan (R.O.C.)
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