The NXP UAA3558 is a highly integrated single-chip Global Positioning System (GPS) receiver designed for a broad range of applications. This state-of-the-art product from NXP Semiconductors is engineered to provide reliable and accurate location tracking with minimal power consumption, making it an ideal solution for portable and automotive navigation systems, as well as mobile devices that require GPS functionality.

Key Features

• High Sensitivity: The UAA3558 is capable of acquiring and tracking GPS signals even in challenging signal conditions, ensuring consistent performance in urban canyons and dense foliage environments.
• Low Power Consumption: Designed for battery-operated devices, the chip offers a power-saving mode that significantly extends the device's operational life.
• Integrated RF Front-end: Incorporating an on-chip RF front-end, the UAA3558 reduces the need for external components, which simplifies the design and reduces the overall system cost.
• SBAS Support: The receiver supports Satellite-Based Augmentation Systems (SBAS) such as WAAS, EGNOS, MSAS, and GAGAN, enhancing the positioning accuracy and reliability.
• Compact Design: The small form factor of the chip makes it suitable for space-constrained applications, allowing for flexibility in product design.

Applications

The versatility of the NXP UAA3558 GPS receiver allows it to be used in a variety of applications, including:

• Personal Navigation Devices (PNDs)
• Automotive navigation systems
• Mobile phones and smartphones
• GPS-based telematics
• Portable media players with GPS functionality

Technical Specifications

The UAA3558 offers a comprehensive set of technical specifications that provide developers with the flexibility to integrate the chip into their designs effectively:

• Integrated LNA, VCO, and PLL synthesizers
• Support for active and passive antenna configurations
• On-chip image rejection
• Programmable baseband filters
• Serial interfaces for easy integration with host processors

With its combination of advanced features, the NXP UAA3558 GPS receiver chip stands out as a robust solution for developers looking to incorporate precise location capabilities into their products.