| 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 ) |