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                您请多多支持當前的位置:首頁 > 無線模組產」品 > GNSS模塊

                GPS模塊 尺寸:9X9mm MTK ROM版本芯片 GPS單模

                GT-0909-MTR

                Features

                Build on high performance, low-power

                              MediaTek MT3337 chip set

                Ultra high Track sensitivity: -165dBm

                Extremely fast TTFF at low signal level

                Built in high gain LNA

                Low power consumption: Max 28mA@3.3V

                NMEA-0183 compliant protocol or custom

                             protocol

                Operating voltage: 2.8V to 4.3V

                Operating temperature range:-40to85℃

                Ultra-small SMD form: 9x9x1.8mm

                RoHS compliant (Lead-free)


                Parameter

                Specification

                Power Supply

                Supply voltage:  2.8V~4.3V  Typical: 3.3V

                Power Consumption

                Acquisition:  28mA @VCC=VBAT=3.3V

                Tracking:  20mA @VCC=VBAT=3.3V

                Standby:  1.0mA @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:   -148dBm


                TTFF (EASY enabled)

                Cold start:   15s  typ @-130dBm

                Warm start:   5s  typ @-130dBm

                Hot start :   1s  typ @-130dBm


                TTFF (EASY disabled)

                Cold start(Autonomous):   35s  typ @-130dBm

                Warm start (Autonomous):   30s  typ @-130dBm

                Hot start (Autonomous):   1s   typ @-130dBm


                Horizontal Position

                Accuracy (Autonomous)

                <2.5m CEP @-130 dBm


                Update Rate

                1Hz


                Accuracy of 1PPS Signal

                Typical accuracy: ±10ns

                Time pulse width 100ms


                Acceleration Accuracy

                Without aid: 0.1m/s2


                Dynamic Performance

                Maximum altitude: 18,000m

                Maximum velocity: 515m/s

                Acceleration: 4G


                UART Port

                UART Port: TXA and RXA

                Supports baud rate from 4800bps to 115200bps,   9600bps by default

                UART port is used for NMEA output, MTK proprietary

                          commands input


                Temperature Range

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

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


                Physical Characteristics

                Size: 9±0.15 × 9±0.15 ×1.8±0.1mm

                Weight: Approx.0.36g



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