SKY85325-11

RF Front End (LNA + PA) Overview

The SKY85325-11 is a highly integrated, ultra-low-power 2.4 GHz RF front-end module designed for Bluetooth Low Energy (BLE) and 802.15.4 applications. It operates within the 2.4 GHz frequency band with a supply voltage of 3.3 V or 5 V. The component features a QFN-16 package (16-QFN, 2.5x2.5 mm) and utilizes Silicon technology. Key electrical parameters include gains of 16 dB and 25 dB, and an output power of +18.0 dBm at MCS9 HT40 conditions.

RF Front End (LNA + PA) Feature Summary

• Integrates Power Amplifier, Switch, and Low Noise Amplifier into a single Front-End Module.
• Optimized for ultra-low-power consumption in wireless connectivity designs.
• Supports high-order modulation schemes including 256 QAM for WLAN applications.

RF Front End (LNA + PA) Applications

• Bluetooth Low Energy (BLE) transceivers
• 802.15.4 wireless sensor networks
• 2.4 GHz WLAN devices supporting 256 QAM

RF Front End (LNA + PA) Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required packaging options such as Reel, Cut Tape, or MouseReel. Confirm moisture sensitivity levels and reflow soldering profiles prior to assembly. Cross-reference the manufacturer part number against official Skyworks documentation to validate the exact gain specifications and pinout configuration for the intended PCB layout.

RF Front End (LNA + PA) Selection Notes

Select this module for designs requiring compact integration of transmit and receive paths in the 2.4 GHz ISM band. Ensure the system power supply supports the specified 3.3 V or 5 V operating voltages. Evaluate the QFN-16 footprint dimensions against available board space. Consider the thermal dissipation requirements associated with the +18.0 dBm output power capability during continuous transmission.

RF Front End (LNA + PA) Part Context

This component belongs to the Skyworks SKY85325 series of radio frequency front-end modules. It is categorized under Wireless & RF Integrated Circuits. The device represents a solution for miniaturizing RF circuits in IoT and wireless communication devices by combining multiple discrete components into a single surface-mount package.

RF Front End (LNA + PA) Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Direct replacement requires verification of pin-to-pin compatibility and identical RF performance characteristics with the original Skyworks component.