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WKG0254T06Y01 Multi-Constellation GNSS Positioning Module with Integrated Ceramic Antenna
| Parameter | Specification |
|---|---|
| Model | WKG0254T06Y01 |
| GNSS Chipset | AT6850 |
| Satellite Systems | BDS / GPS / GLONASS / Galileo / QZSS / SBAS |
| RF Channels | 52 Channels |
| Positioning Mode | Multi-Constellation / BDS Standalone |
| Cold Start TTFF | ≤23 s |
| Hot Start TTFF | ≤1 s |
| Reacquisition TTFF | ≤1 s |
| Cold Start Acquisition Sensitivity | -148 dBm |
| Hot Start Acquisition Sensitivity | -156 dBm |
| Reacquisition Sensitivity | -160 dBm |
| Tracking Sensitivity | -162 dBm |
| Position Accuracy | <1.5 m (CEP50) |
| Velocity Accuracy | <0.05 m/s (1σ) |
| Position Update Rate | 1 Hz Default, Up to 5 Hz |
| Communication Interface | UART |
| UART Baud Rate | 4800–115200 bps |
| Default Baud Rate | 115200 bps |
| UART Format | 8 Data Bits, No Parity, 1 Stop Bit |
| Output Protocol | NMEA-0183 |
| Timing Output | 1PPS |
| Maximum Altitude | 18,000 m |
| Maximum Speed | 500 m/s |
| Supply Voltage | 3.3–5.5 V |
| Typical Current | Approx. 30 mA @ 5 V |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +85°C |
| Module Dimensions | 28 × 28 × 7 mm |
| PCB Thickness | 1 mm |
| Ceramic Antenna Size | 25 × 25 × 4 mm |
| Shield Thickness | 2 mm |
| ESD | 2000 V HBM |
| Antenna Short Protection Current | 45 mA Min / 50 mA Typ / 65 mA Max |
| Antenna Gain | Not Provided |
| VSWR | Not Provided |
| Impedance | Not Provided |
| Weight | Not Provided |
Short Description
The WKG0254T06Y01 is a compact multi-constellation GNSS positioning module integrating an AT6850 GNSS SoC and a high-performance 25 × 25 × 4 mm ceramic antenna. It supports BDS, GPS, GLONASS, Galileo, QZSS and SBAS positioning, with <1.5 m CEP50 positioning accuracy, -162 dBm tracking sensitivity, UART/NMEA-0183 output and a 3.3–5.5 V supply range. The integrated 28 × 28 × 7 mm design is suitable for vehicle tracking, navigation, IoT positioning and industrial embedded applications.
Product Content
Product Overview
The WKG0254T06Y01 is an integrated GNSS positioning and navigation module designed for compact embedded positioning systems. It combines an AT6850 GNSS SoC, RF front end, digital baseband, power management circuitry and a 25 × 25 × 4 mm ceramic antenna in a compact 28 × 28 × 7 mm module.
The module supports BDS, GPS, GLONASS, Galileo, QZSS and SBAS reception for flexible multi-constellation positioning. It also supports BDS standalone positioning and timing.
With tracking sensitivity down to -162 dBm and positioning accuracy of less than 1.5 m CEP50, the module is designed for reliable positioning in vehicle electronics, IoT terminals, tracking devices, communication equipment and other embedded navigation applications.
Standard UART communication and NMEA-0183 output simplify integration with host processors and embedded control systems. The module also supports A-GNSS, integrated LNA, antenna detection and antenna short-circuit protection.
Key Features
- Multi-constellation BDS / GPS / GLONASS / Galileo / QZSS / SBAS positioning
- Supports BDS standalone positioning and timing
- 52-channel GNSS receiver
- <1.5 m positioning accuracy (CEP50)
- -162 dBm tracking sensitivity
- ≤23 s cold-start TTFF
- ≤1 s hot-start TTFF
- ≤1 s reacquisition TTFF
- Integrated 25 × 25 × 4 mm ceramic antenna
- Integrated LNA
- A-GNSS support
- Antenna detection and short-circuit protection
- UART interface with NMEA-0183 output
- 4800–115200 bps configurable baud rate
- 1 Hz default positioning update rate, up to 5 Hz
- 3.3–5.5 V supply voltage
- Approx. 30 mA typical current at 5 V
- -40°C to +85°C operating temperature
- Compact 28 × 28 × 7 mm module size
Applications
- Vehicle positioning and navigation
- Fleet tracking systems
- Asset tracking terminals
- IoT positioning devices
- 4G/5G communication terminals
- Embedded navigation systems
- Portable positioning equipment
- Industrial GNSS terminals
- Power timing equipment
- Location-enabled electronic devices
Customization Options
OEM and ODM customization can be discussed according to project requirements, including:
- Interface configuration
- Communication parameter configuration
- GNSS positioning solution integration
- PCB integration support
- Host system integration support
- Application-specific module development
Final customization specifications are subject to technical evaluation and project confirmation.
FAQ
Q1: Which satellite navigation systems does the WKG0254T06Y01 support?
The module supports BDS, GPS, GLONASS, Galileo, QZSS and SBAS reception for multi-constellation positioning.
Q2: What is the positioning accuracy?
The specified positioning accuracy is less than 1.5 m CEP50 under applicable operating and signal conditions.
Q3: Does the module include a GNSS antenna?
Yes. It integrates a 25 × 25 × 4 mm high-performance ceramic antenna, providing a compact antenna-and-receiver solution.
Q4: What communication interface does the module use?
The module provides UART communication and supports standard NMEA-0183 protocol output.
Q5: What is the supported UART baud rate?
The UART baud rate can be configured from 4800 bps to 115200 bps. The specified default baud rate is 115200 bps.
Q6: What is the positioning update rate?
The default update rate is 1 Hz and the specified maximum update rate is 5 Hz.
Q7: What is the operating voltage?
The module supports a 3.3–5.5 V supply.
Q8: Can this module be used for vehicle tracking?
Yes. Its compact integrated design, multi-constellation reception and UART interface make it suitable for vehicle tracking, navigation and other embedded positioning terminals.
Q9: Does the module provide a 1PPS signal?
Yes. The supplied product information identifies a 1PPS timing signal.
Q10: Can the module be customized for OEM/ODM projects?
Project-specific customization and integration requirements can be evaluated according to the customer’s hardware and application requirements.
