RFX8422 Equivalent & Substitute Parts

Part Overview

The RFX8422 is an integrated circuit front-end module designed for Bluetooth Low Energy (BLE) and WLAN applications operating in the 2.4 GHz to 2.5 GHz frequency band. Manufactured by Skyworks Solutions Inc., this component integrates RF signal conditioning and switching functionality in a compact 16-QFN package format.

The RFX8422 has reached obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for systems utilizing this RF front-end module.

Substiute Parts

RFX8422

Skyworks Solutions Inc.In Stock: 35318RFX8422 Datasheet

Current PartRFQ

RFX8422S

Skyworks Solutions Inc.In Stock: 63562RFX8422S Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RFX8422 is determined by the following critical parameters:

• Frequency Range: 2.4 GHz – 2.5 GHz (ISM band for Bluetooth and WLAN)
• RF Applications: Bluetooth Low Energy (BLE) and WLAN support
• Package Format: 16-QFN with 2.5 mm × 2.5 mm footprint
• Moisture Sensitivity Level: MSL 1 (Unlimited)
• Regulatory Compliance: ECCN 5A991G and HTSUS 8542.33.0001 classification

The RFX8422S is identified as a direct substitute based on matching frequency specifications, identical RF application support, compatible package geometry, and equivalent moisture sensitivity rating. Both parts maintain the same regulatory classification and are suitable for equivalent circuit implementations.

Parameter Comparison

Engineering Selection Recommendations

The RFX8422S is the direct substitute for the obsolete RFX8422. Both components share identical electrical specifications, frequency band operation, RF application support, and package geometry. The RFX8422S maintains active product status with Skyworks Solutions Inc., ensuring ongoing availability and manufacturing support.

The RFX8422S carries ROHS3 compliance certification, meeting current environmental and hazardous substance restriction requirements. Both parts maintain equivalent moisture sensitivity ratings and regulatory export classifications, supporting seamless integration into existing designs without circuit modification or re-qualification.

Frequently Asked Questions (FAQ)

Q: Can the RFX8422S be used as a direct replacement for the RFX8422?

A: Yes. The RFX8422S is a direct substitute. Both components operate identically across the 2.4 GHz – 2.5 GHz frequency band, support Bluetooth and WLAN applications, and utilize the same 16-QFN (2.5x2.5) package footprint. No circuit redesign is required.

Q: What is the primary reason for substitution?

A: The RFX8422 has reached obsolete product status. The RFX8422S is the active equivalent part maintained by Skyworks Solutions Inc., ensuring continued supply chain availability and manufacturing support.

Q: Are there any package compatibility concerns?

A: No. Both the RFX8422 and RFX8422S use identical 16-XFQFN Exposed Pad packaging with 2.5 mm × 2.5 mm dimensions. PCB footprints and assembly processes remain unchanged.

Q: What compliance certifications apply to the RFX8422S?

A: The RFX8422S is ROHS3 compliant and maintains the same ECCN 5A991G export classification and HTSUS 8542.33.0001 tariff code as the original RFX8422.

Q: Is moisture sensitivity a factor in substitution?

A: No. Both parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity constraints during storage, handling, or assembly.