RFX8422S

RF Front End (LNA + PA) Overview

The RFX8422S is a CMOS radio frequency front-end integrated circuit designed for 2.4 GHz WLAN and Bluetooth applications. It integrates a power amplifier, low-noise amplifier with bypass functionality, and an SP3T switch within a single package. The component operates at frequencies between 2.4 GHz and 2.5 GHz and is housed in a 16-XFQFN exposed pad package with dimensions of 2.5x2.5 mm.

RF Front End (LNA + PA) Feature Summary

• Integrates power amplifier, low-noise amplifier, and SP3T switch
• Supports 2.4 GHz WLAN and Bluetooth Low Energy protocols
• Includes LNA bypass path for system flexibility

RF Front End (LNA + PA) Applications

• Bluetooth Low Energy (BLE) devices
• WLAN modules operating at 2.4 GHz
• Space-constrained wireless designs

RF Front End (LNA + PA) Procurement Notes

The RFX8422S is listed as obsolete by the manufacturer. Availability is restricted to existing stock or secondary market channels. Verify end-of-life status and lead times carefully before design-in. Ensure compliance with RoHS requirements and moisture sensitivity levels specified in the datasheet during handling and storage.

RF Front End (LNA + PA) Selection Notes

This component is suitable for designs requiring integrated RF front-end solutions for 2.4 GHz bands. Consider its small form factor for space-constrained applications. Evaluate thermal performance and supply voltage compatibility with the host system-on-chip. Check for alternative components if long-term supply stability is required.

RF Front End (LNA + PA) Part Context

Skyworks Solutions Inc. manufactures this device as part of its portfolio of analog and mixed-signal semiconductors. The company focuses on enabling wireless networking technologies through innovative RF components. This specific model targets short-range communication applications requiring efficient signal transmission and reception.

RF Front End (LNA + PA) Replacement Considerations

No public confirmed substitute part numbers are available.