Product Description
The MTK MT3301A is a highly reliable GPS receiver chipset designed to meet the needs of modern navigation applications. Its high sensitivity and advanced signal tracking capabilities ensure precise and consistent positioning, even in environments where GPS signals are weak or obstructed. This makes it ideal for use in urban areas, dense forests, or indoor locations near windows.
The chipset's low power consumption is particularly beneficial for portable devices such as smartphones, fitness trackers, and IoT modules. Power-saving modes allow the chipset to operate efficiently, extending battery life while maintaining high performance. This energy-efficient operation makes the MT3301A a preferred choice for applications requiring long-lasting battery life.
The fast time-to-first-fix (TTFF) capabilities of the MT3301A enable quick and reliable satellite acquisition. Whether starting from a powered-off state (cold start) or resuming from a brief signal loss (hot start), the chipset ensures rapid and dependable location tracking, essential for real-time applications like automotive navigation and outdoor sports tracking.
The MT3301A's compact design integrates all necessary GPS components into a single module, simplifying the development process and reducing the overall size of devices. Its compatibility with both active and passive antennas provides flexibility in system design, ensuring optimal signal reception across various applications.
The inclusion of Assisted GPS (A-GPS) functionality further enhances the chipset's performance, reducing TTFF and improving positioning accuracy in areas with limited satellite visibility. This is particularly useful in urban canyons or during indoor usage, where standalone GPS may struggle to acquire satellite signals.
The MT3301A supports industry-standard interfaces such as UART, making it easy to integrate with a wide range of microcontrollers and embedded systems. Its high update rate of up to 10 Hz ensures smooth and accurate position updates for dynamic applications like drones, automotive systems, and sports monitoring.
Specification
Chip Type: High-sensitivity GPS receiver.
Frequency Band: Operates in the L1 band (1575.42 MHz).
Sensitivity:
Cold Start Sensitivity: -148 dBm.
Tracking Sensitivity: -160 dBm.
Position Accuracy: ~2.5 meters in open-sky conditions.
Velocity Accuracy: 0.1 m/s.
Time Accuracy: 50 ns.
Acquisition Times:
Cold Start: ~35-40 seconds.
Warm Start: ~10-15 seconds.
Hot Start: <1 second.
Power Consumption:
Active Mode: ~30-40 mA.
Standby Mode: Low-power mode available.
Update Rate: Up to 10 Hz.
Satellite Tracking: Tracks multiple satellites simultaneously for robust positioning.
Operating Voltage: 2.7V to 3.6V.
Antenna Support: Compatible with both active and passive antennas.
