The MAX2704 from Maxim Integrated is a high-performance, low-noise amplifier (LNA) designed for demanding applications such as GPS, Galileo, and GLONASS satellite radio systems. This compact and efficient LNA is perfect for portable navigation devices, automotive GPS receivers, and other applications where high sensitivity and low power consumption are crucial.

Key Features

• Frequency Range: The MAX2704 operates within the 1575.42MHz GPS L1 band, ensuring compatibility with standard GPS signals.
• Low Noise Figure: With a noise figure as low as 1.5dB, this amplifier significantly improves signal-to-noise ratio, enhancing the overall sensitivity of the receiver.
• High Gain: A typical gain of 20dB allows for better signal amplification, which is essential for maintaining signal integrity in weak signal environments.
• Low Current Consumption: The device is optimized for low power operation, consuming only 5.5mA from a 2.7V to 3.3V supply voltage, making it ideal for battery-powered applications.
• Integrated Filter: The MAX2704 includes an on-chip filter that rejects cellular, PCS, and WLAN frequency bands, minimizing interference from out-of-band signals and improving the selectivity of the receiver.

Applications

• GPS, Galileo, and GLONASS Receivers
• Automotive Navigation Systems
• Handheld Navigation Devices
• Telematics (Vehicle Tracking and Diagnostics)
• Location-Based Services

Design and Integration

The MAX2704 is offered in a small, 6-pin SOT23 package, which is highly suited for space-constrained applications. Its simple external matching network allows for easy integration into existing designs, reducing the overall time to market. Additionally, the device's robust ESD protection ensures reliability and longevity in the field, even in harsh automotive environments.

Ordering Information

The MAX2704 is available in both standard and lead(Pb)-free/RoHS-compliant versions. For detailed specifications, sample requests, and ordering information, please visit Maxim Integrated's official website or contact an authorized distributor.