Motorola M12 Oncore User Manual page 3

General
Receiver Architecture
Characteristics
Tracking Capability
Performance
Dynamics
Characteristics
Acquisition Time
(Time To First Fix, TTFF)
Positioning Accuracy
Timing Accuracy (1PPS)
Datum
Serial
I/O Messages
Communication
Power Requirements
"Keep-Alive" BATT Power
Power Consumption
Electrical Dimensions
Characteristics
Weight
Connectors
Antenna
Antenna to Receiver
Interconnection
Operating Temperature
Environmental
Storage Temperature
Characteristics
Humidity
Altitude
Miscellaneous
Standard Features
Optional features
Motorola GPS Products
M12 Oncore User' s Guide Supplement
Revision 1.0 01/25/00
• 12 parallel channels
• L1 1575.42 MHz
• C/A code (1.023 MHz chip rate)
• Code plus carrier tracking (carrier aided tracking)
• 12 simultaneous satellites
• Velocity: 515 m/s (1000 knots); >515 m/s at altitudes < 18,000 m
• Acceleration: 4 g
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• Jerk: 5 m/s
• Vibration: 7.7G per Military Standard 810E
• <15 s typical TTFF - Hot (current almanac, position, time, ephemeris)
• <45 s typical TTFF - Warm (current almanac, position and time)
• <70 s typical TTFF - Cold (No stored information)
• <1.0 s internal reacquisition
• 100 meters 2dRMS with SA as per DoD specification
• Less than 25 meters, SEP without SA
• < 500 ns with SA on
• WGS-84
• One user definable datum
• Latitude, longitude, height, velocity, heading, time
• Motorola binary protocol at 9600 baud
• NMEA 0183 at 4800 baud (GGA, GLL, GSA, GSV, RMC, VTG, ZDA)
• Software selectable output rate (continuous or poll)
• 3 V digital logic interface
• Second COM port for RTCM input
• 2.8 to 3.2 Vdc; 50 mVp-p ripple (max)
• External 1.8 Vdc to 3.2 Vdc, 5µA (typical @2.7 Vdc @ +25°C)
• <0.225 W @ 3 V without antenna
• 40.0 x 60.0 x 10.0 mm [1.57 x 2.36 x 0.39 in.]
• Receiver 25 g (0.9 oz.)
• Power/Data: 10 pin (2x5) unshrouded male header on 0.050 inch
centers (available in right angle or straight configuration)
• RF: right angle MMCX female (subminiature snap-on)
• Active micro strip patch Antenna Module
• Powered by Receiver Module at selectable 3 or 5 V
• Single coaxial cable with 6 dB maximum loss at L1 (active antenna)
• Antenna Sense Circuit
• Antenna gain range 10 - 26 dB
• -40˚C to +85˚C
• -40˚ to 105˚C
• 95% over dry bulb range of +38˚C to+85˚C
• 18,000 m (60,000 ft.) maximum
• > 18,000 m (60,000 ft.) for velocities < 515m/s (1000 knots)
• Motorola DGPS corrections at 9600 baud on COM port one
• RTCM SC-104 input Type 1 and Type 9 messages for DGPS at
2400, 4800 or 9600 baud on COM port two
• NMEA 0183 output
• Inverse DGPS support
• Lithium battery backup
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