GNS4540
General Description
The single-chip GPS solution GNS4540 is designed for cellular handsets and mobile consumer electronics, automatically adapts to the user’s signal environment, so it tracks continuously and accurately where other solutions drop out.
Key Features
- High sensitivity
- – 157 dBm acquisition sensitivity in A-GPS and autonomous hot-start modes
- – 159 dBm tracking sensitivity
- Excellent TTFF and accuracy
- Optimized for both cellular handset and portable consumer device integration.
- Advanced proprietary tracking and multipath algorithms for robust, low dropout tracking in indoor, very low signal, and rapid signal transition environments.
- Hosted architecture optimized for cost and performance, with broad, high-level and real-time kernel OS support.
- Supports GSM,W-CDMA and CDMA control plane A-GPS assistance data
- Exceeds 3GPP and 3GPP2 performance requirements
- Ultra-low power consumption: <15 mW in 1 Hz tracking mode
- Supports all common GPS and cellular handset reference frequencies (10 to 50 MHz)
- Very low external component count and PCB size
- Supports ultra-low-cost PCB dipole antennas
- UART and SPI host interfaces
- Operating temperature range: -40 to + 85 °C
- 84-ball CABGA package (9 x 6 x 1.5 mm, 0.65-mm pitch)
Applications
- Cellular handset integration for navigation, and location-based services.
- Personal Navigation devices (PNDs)
- Handheld consumer navigation and multifunction devices
- Digital cameras
- Battery-operated GPS devices
Supporting Documents
| Type: | Description: | File Size: | Download: |
| Flyer | GNS4540 GPS highly integrated solution for mobile devices | 239KB | download |
