PMB-688 GPS module PMB-688 FEATURES (cid:122) Built-in SiRFstarIII chipsets receivers give unparalleled GPS performance and precision.20 parallel satellite-tracking channels for fast acquisition and reacquisition. (cid:122) Built-in WAAS /EGNOS Demodulator. (cid:122) Low power consumption and ultra mini size only 33x39mm. (cid:122) Built-in rechargeable battery for backup memory and RTC backup. (cid:122) Support NMEA0183 v2.2 data protocol. (cid:122) Enhanced algorithms providing superior navigation performance in urban, canyon and foliage environments. (cid:122) For Car Navigation, Marine Navigation, Fleet Management, AVL and Location-Based Services, Auto Pilot, Personal Navigation or touring devices, Tracking devices/systems and Mapping devices application. (cid:122) Include RF MMCX connector(Optional: Active Antenna)

PMB-688 Specifications GPS IC SiRFstar III Receiver: Tracking up to 20 satellites L1, 1575.42 MHz, C/A code Accuracy: Position: 2DRMS approximately 5m, WAAS support Velocity: 0.1 m/s without SA imposed. Time: ±1μsec Acquisition Time: Cold Start: 42sec (Average) Warm Start: 38sec (Average) Hot Start: 1sec (Min.) Sensitivity: Acquisition: -148dBm Tracking: -159 dBm Dynamics: Altitude: 18000m (Max.) Velocity: 515m/s (Max. ) Acceleration: ±4g (Max.) Navigation update Once per second rate : Serial Port : TTL Baud Rate : 4800 bps (Optional 9600,19300,38400 bps) Output Message: NMEA0183 V2.2 GGA, GSV, GSA, RMC (optional VTG, GLL) Datum: WGS 84 Power supply : DC 3.3V ~ 5V Power Typical 65mA @12V Consumption : LED Function Power on/off and Navigation Operating Temp.: -20℃~+70℃ Storage Temp.: -30℃~+85℃ Humidity: 5%~95% Antenna Type: Built-in patch antenna RF Connector: MMCX type (Optional : Active Antenna)

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