28501 Parallax Inc, 28501 Datasheet
28501
Manufacturer Part Number
28501
Description
Antennas PMB-688 GPS SiRF Internal/ExternalAnt
Manufacturer
Parallax Inc
Series
Polstarr
Datasheet
1.28501.pdf
(3 pages)
Specifications of 28501
Dimensions
39 mm L x 33 mm W x 9 mm H
Technology Type
GPS Antenna
Frequency
1575.42 MHz
Sensitivity
-159dBm
Data Rate - Maximum
4.8Mbps
Modulation Or Protocol
GPS
Applications
General Purpose
Current - Receiving
65mA
Data Interface
Connector
Memory Size
-
Antenna Connector
On-Board, Patch, MMCX
Features
-
Voltage - Supply
3.3 V ~ 5 V
Operating Temperature
-20°C ~ 70°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
PMB-688 GPS module
PMB-688 FEATURES
Built-in SiRFstarIII chipsets receivers give unparalleled GPS performance and precision.20 parallel
satellite-tracking channels for fast acquisition and reacquisition.
WAAS
Built-in
/EGNOS Demodulator.
Low power consumption and ultra mini size only 33x39mm.
Built-in rechargeable battery for backup memory and RTC backup.
Support NMEA0183 v2.2 data protocol.
Enhanced algorithms providing superior navigation performance in urban, canyon and foliage
environments.
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.
Include RF MMCX connector(Optional: Active Antenna)
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28501 Summary of contents
Page 1
PMB-688 GPS module PMB-688 FEATURES Built-in SiRFstarIII chipsets receivers give unparalleled GPS performance and precision.20 parallel satellite-tracking channels for fast acquisition and reacquisition. WAAS Built-in /EGNOS Demodulator. Low power consumption and ultra mini size only 33x39mm. Built-in rechargeable battery for ...
Page 2
PMB-688 Specifications GPS IC SiRFstar III Receiver: Tracking 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: Warm Start: Hot Start: ...
Page 3
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