ACA0861CRS7P2

Overview

The ACA0861CRS7P2 is a high-performance, low-noise amplifier (LNA) designed for wireless communication systems operating in the 5 GHz band. It integrates an integrated bypass switch to enable seamless transition between receive and transmit modes or signal path isolation. The device utilizes Skyworks' proprietary GaAs pHEMT process technology to achieve superior linearity and noise figure performance. Key electrical characteristics include a typical noise figure of 1.3 dB and a gain of 14 dB at 5.8 GHz. The component is housed in a compact 4x4 mm QFN package, facilitating integration into space-constrained mobile and infrastructure applications.

Feature Summary

• Integrated bypass switch functionality for flexible RF signal routing
• High linearity performance optimized for complex modulation schemes
• Low noise figure ensuring improved receiver sensitivity
• Compact surface-mount package design for dense PCB layouts

Applications

• Wi-Fi access points and routers
• Wireless LAN infrastructure equipment
• Mobile devices supporting 5 GHz bands
• Point-to-point microwave radio systems

Procurement Notes

Verify the specific suffix 'RS7P2' against the manufacturer's current datasheet to confirm tape-and-reel packaging specifications and pin configuration. Ensure compatibility with RoHS directives and check for any recent lifecycle status updates such as obsolescence notices before finalizing procurement plans.

Selection Notes

Select this component when system requirements demand minimal noise contribution in the 5 GHz frequency range alongside integrated switching capabilities. Evaluate board layout constraints regarding thermal dissipation and ground plane requirements to maintain optimal noise figure performance during operation.

Part Context

This part belongs to Skyworks' ACA series of LNAs, which are engineered for broadband wireless applications. The series emphasizes high reliability and consistent performance across temperature variations. The ACA0861 specifically targets the UNII bands used in modern Wi-Fi standards, providing a balance of gain, noise, and power consumption.

Replacement Considerations

Consult official SkyWorks substitution guides for direct equivalents. Verify pin-to-pin compatibility and electrical parameter overlap if considering alternative manufacturers. No public substitute part numbers are confirmed in standard documentation.