China GPS Module Low Power GPS GPS Module for Mobile Phone

Product Description
Key FeaturesParameter
PowerSupplySpecification
Supply voltage: 2.8V~4.3V Typical: 3.3VPowerConsumptionAcquisition:45mA@VCC=VBAT=3.3V
Tracking:40mA @VCC=VBAT=3.3V
Standby:2.0mA@VCC=VBAT=3.3V
Backup:20uA @VBAT=3.3VReceiver TypeCode 66 search channels, 22 synchronous tracking channels
GPS&&QZSS L1 1575.42MHz C/A, GLonASS L1OF 1602MHz
SBAS: WAAS, EGNOS, MSAS, GAGANSensitivityTracking:-165dBm
Re-acquisition:-156dBm
Acquisition:-148dBmTTFF (EASY enabled)Cold start(Autonomous):35styp @-130dBm
Cold start(Autonomous):30styp @-130dBm
Hot start (Autonomous):1styp @-130dBmTTFF (EASY disabled)Cold start(Autonomous):35styp @-130dBm
Cold start(Autonomous):30styp @-130dBm
Hot start (Autonomous):1styp @-130dBmHorizontalPosition
Accuracy (Autonomous)<2.5m CEP @-130 dBmMaxUpdateRateUp to10Hz,1Hz by faultAccuracyof 1PPS Signalnot enabledDynamic PerformanceMaximum altitude: 18,000m
Maximum velocity: 515m/s
Acceleration: 4GUARTPortUARTPort: TXD and RXD
SupportsbaudratefHand Tools rom4800bpsto115200bps,9600bpsbydefault
UARTport is used forNMEA output, MTK proprietary
commandsinput andfirmwareupgradeTemperatureRangeNormal operation: -40°C ~ +85°C
Storagetemperature:-45°C~ +125°CPinAssignment
Pin Definition
Pin namePin No.I/O
Description
DC Characteristics
Comment
VCC1I
Main power supply
Vmax=4.3V
Vmin=2.8V
Vnom=3.3V
Supply current not less than100mA.
VBAT9IBackup power supply
Vmax=4.3V
Vmin=1.5V
Vnom=3.3V
Supply power for RTCDetector
domain.
TheVBATpincan
be directly supplied power by battery or connect it to VCC.
GND2.5.6.8
GGroundAssure a good GND connectiontoallGNDpinsofthemodule,
preferablywithalargegroundplane.RXD3IReceive dTimer & Counter ata
VILmin=-0.3V VILmax=0.8V VIHmin=2.0V VIHmax=3.6V
TXD4OTransmitdata
Ventilation Equipment VOLmin=-0.3V
VOLmax=0.4V
VOHmin=2.4V
VOHmax=3.1VRF_IN7IExternal active antenna RF input
Characteristic impedance of50ΩRESET10ISystem reset
VILmin=-0.3V
VILmax=0.8V
VIHmin=2.0V
VIHmax=3.6V
Low level active. If unused, keepthispinopenorconnect it to VCC.