Using SiRF third generation of high efficiency chip high sensitivity, low power consumption chip STAR III. Built-in ARM7TDMI CPU can meet the needs of customers
With the ability to quickly locate and track 20 satellites
Small size, only 25.4 × 25 × 7 mm
Chip built 200,000 satellite tracking operator, a substantial increase in search and computing satellite signal capabilities
Built-in RTCM SC-104 DGPS and WASS / EGNOS demodulator
Low power consumption, with a power saving mode (Trickle-Power) function, and set the time to start the timing positioning (Push-to-Fix) function
Support NMEA0183 V2.2 version specification output
Applications: Car navigation, navigation, fleet management, base services, autopilot, personal navigation, travel equipment, track equipment, systems and graphics applications

Scope of application:
Altitude: 60,000 feet
Speed: 1000 nautical miles

Location:
Up to 20 satellites can be received at the same time
Receive code: L1, C / A code
Update rate: 1HZ
Time mark: 1 pulse / second, GPS time +/- 0.1 seconds error
Support communication protocol: NMEA-0183 V2.2 version specification output and SiRF two-bit code
The chip has built 200,000 satellite tracking operators
Operation program: ARM7 / TDMI
Processing speed: 50 MHZ
Built-in flash memory 1Mb
Minimum tracking signal sensitivity: -159dBW
Size: 25.4 × 25.4 × 7 mm
Weight: 2g
Operating temperature: -10 ℃ to + 60 ℃
Storage temperature: -20 ℃ to + 85 ℃
Operating Humidity: 5% to 95% under no compression conditions
Operating voltage: output power rate 3.3V-5.5VDC
Operating current: less than 80mA (no antenna)

Location Accuracy:
Autonomous: <10m 2D, RMS
SBAS: <7 feet, (2D, RMS, WAAS correction range)
Differential Correction Input (DGPS): 1-5 m CEP

Positioning time (average)
Re-grab: 0.1 seconds
Hot boot: 1 second
Warm boot: 38 seconds
Cold start: 42 seconds

NMEA Output Protocol:
Support communication protocol:
NMEA-0183V2.2 version specification output and SiRF two-bit code