Key Feature |
Frequency |
L1 , 1575.42 MHz |
C/A Code |
1.023 MHz chip rate |
Channels |
20 |
Sensitivity |
Acquisition : -147 ~ -152 dBm Tracking : -158 ~ -163 dBm |
Non DGPS ( Differential GPS ) |
Position Horizontal |
5 to 25 meter CEP , without SA |
Velocity |
0.1 meter/second without SA |
Time |
1 microsecond synchronized GPS time |
DGPS ( Differential GPS ) |
Position Horizontal |
1 to 5 meter , typical |
Velocity |
0.05 meter/second , typical |
EGNOS / WAAS |
< 2.2 m , horizontal 95% of time |
Datum |
WGS 84 |
Performance |
Hot start |
1.5 sec. , average |
Warm start |
38 sec. , average |
Cold start |
50 sec. , average |
Reacquisition |
0.1 sec. , average |
GPS Protocol |
Default : MEA 0183 V 2.2 ( Secondary : SiRF binary ) |
GPS Output Data |
SiRF binary >> position , velocity , altitude , status and control ;
NMEA 0183 protocol and supports command :
GGA , GSA , GSV , RMC , VTG, GLL ( VTG and GLL are optional ) |
GPS transfer rate |
Software command setting ( Default 4800 , n , 8 , 1 for NMEA ) |
Acceleration Limit |
Less than 4g |
Altitude Limit |
18,000 meter ( 60,000 feet ) ma |
Velocity Limit |
515 meter / sec. ( 1,000 knots ) max |
Jerk Limit |
20 meter / sec. , max |
Operating |
-40ºC to +85ºC ( internal temperature ) . |
Storage |
-45ºC to +100ºC |
Input Voltage |
+4.75 ~ 5.5 VDC without accessories |
Power consumption |
< 80mA at 4.5 ~ 5.5V input |
Dimension |
0.83" x 0.83" x 0.09" ( 21mm x 21mm x 2.2mm ) |