The SKG12F is a high-performance GNSS solution module that features super sensitivity, ultra low power and small form factor.
Read MoreChip | MT3331 |
Receiver Type | GPS/BDS/QZSS |
Dimension(L×W×H) | 16*12.2*2.4(mm) |
The SKG12F is a high-performance GNSS solution module that features super sensitivity, ultra low power and small form factor. The RF signal is applied to the antenna input of module, and a complete serial data message with position, velocity and time information is presented at the serial interface with NMEA protocol or custom protocol.
It is based on the high performance features of the MediaTek MT3331 single-chip architecture, Its –165dBm tracking sensitivity extends positioning coverage into place like urban canyons and dense foliage environment where the GNSS was not possible before. The small form factor and low power consumption make the module easy to integrate into portable device like PNDs, mobile phones, cameras and vehicle navigation systems.
Features:
◆GPS only or BDS only or GPS+BDS or GPS+GLONASS
◆Ultra high sensitivity: -165dBm
◆ Extremely fast TTFF at low signal level
◆Built-in 12 multi-tone active interference canceller
◆ Ultra low power consumption
◆±25ns high accuracy time pulse (1PPS)
◆ Advanced Features: Always Locate; AIC; EPO;EASY
◆SBAS (WAAS,EGNOS,MSAS,GAGAN)
◆ Antenna Detection
◆ Small form factor: 16.2 x 12.2 x 2.4mm
◆ FCC CE compliance
◆ RoHS compliance (Lead-free)
Parameter | Specification | |
Receiver Type | GPS only or BDS only or GPS+BDS or GPS+GLONASS | |
Sensitivity | Tracking | -165dBm |
Acquisition | -148dBm | |
Accuracy | Position | <2.5m CEP50 (Typical Open Sky) |
Velocity | 0.1m/s without SA | |
Timing(PPS) | 25ns RMS | |
Acquisition Time | Cold Start | 23s(Typical Open Sky) |
Warm Start | 2-3s | |
Hot Start | 1s | |
Re-Acquisition | <1s | |
Assisted GPS support | EPO | |
Power Consumption | Tracking | 38mA @3.3V Typical |
Acquisition | 40mA @3.3V | |
Navigation Data Update Rate | Max10Hz | Default 1Hz |
Operational Limits | Altitude | Max 18,000m |
Velocity | Max 515m/s | |
Acceleration | Less than 4g |
◆ LBS (Location Based Service)
◆ PND (Portable Navigation Device)
◆ Vehicle navigation system
◆ Mobile phone
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