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                您當前的位置:首頁 > 無線模組出大事了產品 > G-Mouse接收器

                尺寸:45X38mm MTK ROM版本芯片 GPS單模

                GGM-4538-MTR

                Features

                Build on high performance, low-power MediaTek MT3337 chipset

                Ultra high Track sensitivity: -165dBm

                Extremely fast TTFF at low signal level

                Built in high gain LNA

                The built-in super capacitor for backup ephemeris

                Low power consumption: Max 28mA@3.3V

                NMEA-0183 compliant protocol or custom protocol

                Operating voltage: 3.0V to 5.0V

                Operating temperature range: -40to85

                Patch Antenna Size:25x25x4mm

                Small form factor: 45x38x13.8mm

                Communication type: UART/TTL

                Wire interface type: 3Pin, L=50cm

                RoHS compliant (Lead-free)



                Parameter

                Specification

                Power Supply

                ?         Supply voltage:  3.0V~5.0V   Typical: 3.3V

                Power Consumption

                ?         Acquisition:  28mA @VCC=VBAT=3.3V

                ?         Tracking:  20mA  @VCC=VBAT=3.3V

                ?         Backup:  7uA  @VBAT=3.3V

                Receiver Type

                ?         Code 66 search channels, GPS&QZSS L1  1575.42MHz C/A

                ?         22 simultan ous tracking channels

                Sensitivity

                ?         Tracking:   -165dBm

                ?         Re-acquisition:   -156dBm

                ?         Acquisition:   -146dBm

                TTFF (Autonomous)

                ?         Cold start:  35s   typ @-130dBm

                ?         Warm start:  30s   typ @-130dBm

                ?         Hot start:  1s   typ @-130dBm

                HorizontalPosition

                Accuracy  (Autonomous)

                ?         <2.5m  CEP @-130 dBm

                Update Rate

                ?         1Hz

                Accuracy of 1PPS Signal

                ?         not enabled

                Acceleration  Accuracy

                ?         Without  aid: 0.1m/s2

                Dynamic Performance

                ?         Maximum  altitude: 18,000m

                ?         Maximum  velocity: 515m/s

                ?         Acceleration:  4G

                UART Port

                ?         UART Port: TXD

                ?         baud rate:  9600bps

                ?         UART port is used for  NMEAoutput

                Temperature Range

                ?         Normal  operation: -40°C ~ +85°C

                ?         Storage  temperature: -45°C ~ +125°C

                Physical  Characteristics

                ?         Size: 45±0.50 × 38±0.50 ×13.8±0.50mm

                ?         Connecting  line specifications:  3Pin, L=500mm

                ?         Weight:  Approx.32g


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