SKY85711-21

RF Front End (LNA + PA) Overview

The SKY85711-21 is a 5 GHz WLAN front-end module designed for 802.11ac applications. It integrates low-noise amplifiers and power amplifiers within a compact 16-QFN package measuring 2.5x2.5 mm. This component supports seamless data transfer in wireless local area network systems, providing essential RF signal conditioning for high-performance connectivity.

RF Front End (LNA + PA) Feature Summary

• Integrates LNA and PA functions for 5 GHz operation
• Compact 16-QFN (2.5x2.5 mm) package design
• Optimized for 802.11ac WLAN standards

RF Front End (LNA + PA) Applications

• 5 GHz WLAN access points
• 802.11ac wireless routers
• Wireless LAN client devices

RF Front End (LNA + PA) Procurement Notes

Verify the specific ordering suffix to ensure correct package variant and pin configuration. Confirm RoHS compliance status and check for product change notices. Note that this component may be obsolete; validate availability through authorized distributors or official Skyworks channels before finalizing procurement plans.

RF Front End (LNA + PA) Selection Notes

Select this module for designs requiring integrated 5 GHz RF front-end solutions. Ensure compatibility with 802.11ac protocols and verify PCB footprint constraints for the 16-QFN package. Consider thermal management requirements associated with integrated power amplification in small form factors.

RF Front End (LNA + PA) Part Context

This part belongs to the SKY85711 series of RF front-end modules from Skyworks Solutions Inc. The series targets 5 GHz wireless applications, offering integrated amplification stages. The -21 suffix typically denotes a specific package type or revision within this family, distinct from other variants like the -11.

RF Front End (LNA + PA) Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Check for direct replacements such as the SKY85772-11 if functional equivalence is required, but verify pinout and specification alignment carefully.