High Performance EM-408E GPS Module

EM-408E GPS Module
EM-408E is a compact, high performance, and low power consumption GPS engine board. It uses SiRF Star III chipset which can track up to 20 satellites at a time and perform fast TTFF in weak signal environments. EM-408E is suitable for the following applications:

Automotive navigation
Personal positioning
Marine navigation

Product Features
SiRF star III high performance GPS Chipset
Very high sensitivity (Tracking Sensitivity: -159 dBm)
Extremely fast TTFF (Time To First Fix) at low signal level
USB interface connection port
Built-in SuperCap to reserve system data for rapid satellite acquisition
Built-in patch antenna
Water resisted and non-slip on the bottom
Support NMEA 0183 V2.3 (Output: GGA, GSA, GSV, RMC, VTG, GLL, ZDA)
Support SiRF binary protocol
Support VBAT

Specification
Chipset SiRF StarⅢ
Frequency L1, 1575.42 MHz
C/A code 1.023 MHz chip rate
Channels 20 channel all-in-view tracking
Sensitivity -159 dBm
Accuracy Position 10 meters, 2D RMS
5 meters, 2D RMS, WAAS enabled
Velocity 0.1 m/s
Time 1us synchronized to GPS time
Datum Default WGS-84

Acquisition Time
Reacquisition 0.1 sec., average
Hot start 1 sec., average
Warm start 38 sec., average
Cold start 42 sec., average

Dynamic Conditions
Altitude 18, 000 meters (60, 000 feet) max
Velocity 515 meters /second (1000 knots) max
Acceleration Less than 4g
Jerk 20m/sec **3
Main power input 3.3V DC input
Power consumption 75mA (Continuous mode)
Dimension 36.4mm * 35.4mm * 8.3mm
Baud rate 4, 800 to 57, 600 bps adjustable
Electrical level TTL level Output voltage level: 0V ~ 2.85V
Output message SiRF binary or NMEA 0183 GGA, GSA, GSV, RMC, VTG, GLL
Environmental Operating Temperature -40℃ to +85℃