A2200-A – Technical specifications

Technical Documentation
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PERFORMANCEA2200-A
Channels48
Correlators~ 400,000
FrequencyLI - 1,575 MHz
Sensitivity
Tracking- 163 dBm
Navigation- 160 dBm
Acquisition (cold start)- 148 dBm
Position Accuracy (horizontal)< 2.5 m CEP (autonomous)
< 2.0 m CEP SBAS
Time To First Fix
Hot Start< 1 s
Warm Start< 32 s
Cold Start< 35 s
Navigation
Update Rate1 Hz / 5 Hz Supported
COMMUNICATION
UART - NMEA (Default)
NMEA message SwitchableGGA, RMC, GSA, GSV, VTG, GLL, ZDA
Baud rate
Switchable
4,800 (default)
1,200 to 115.2k
PortsTx (NMEA output)
Rx (NMEA input)
UART - SiRF Specific SSB/OSP
SiRFbinary protocolProtocol for SiRFstar product family up to SSIII
One Socket ProtocolProtocol extension for SiRFstarIV
Baud rate
Switchable
57.6k (default)
1,200 to 115.2k
PortsTx (NMEA output)
Rx (NMEA input)
HIGHLIGHTS
SiRFnavTMHigh availability and coverage; improved TTFF in weak signal environments
SiRFawareTMKeeps module in a state of readiness for rapid navigation (hot start)
Jammer remover technologyDetects and removes up to 8 in-band jammers with minimal loss of sensitivity
A-GPSEmbedded Extended Ephemeris (SiRFInstantFix1) and Ephemeris Push support
MEMS I2C interfacePrepared to use additional sensor information for improved navigation
Flash-based design
(A2135-H only)
Prepared to store configuration and calibration data and to allow firmware updates
Internal antennaBest matched build-in antenna for easy integration
POWER
Supply voltage3.0 to 3.6 VDC
Average Current Draw(typical)
Full power mode (Searching) Peak Current69mA
Full power mode (Searching) Average Current52 mA
Full power mode (Tracking) Average Current41 mA
Micro Power Mode (SiRFawareTM)35 uA
Hibernate Status25 uA
Antenna supply via Vant
Voltage rangeup to 5.0V
Max. allowed current50 mA
MECHANICAL
Dimensions
L x W x H14 x 10.2 x 2.5 mm
L x W x H0.55” x 0.4” x 0.1”
Weight0.6 g / 0.02 oz.
ENVIRONMENT
Temperature
Operating-40°C to +85°C
Storage-40°C to +85°C
HumidityNon condensing

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