SKY73421-11

RF Mixers Overview

The SKY73421-11 is an integrated RF mixer manufactured by Skyworks Solutions Inc. Designed for multi-standard wireless applications, it supports frequency bands ranging from 700 MHz to 2 GHz. The component provides a conversion gain of approximately 7 dB and maintains a noise figure of 10.2 dB. It is compatible with various radio technologies including CDMA, EDGE, GSM, LTE, UMTS, and WCDMA. This device is currently classified as obsolete.

RF Mixers Feature Summary

• Integrated single-chip RF mixer solution
• Supports multiple cellular standards including LTE and WCDMA
• Wide operational frequency range covering sub-GHz to 2 GHz

RF Mixers Applications

• GSM base station receivers
• LTE uplink front-end modules
• WCDMA/UMTS mobile handsets
• CDMA communication systems

RF Mixers Procurement Notes

This component is officially listed as obsolete or end-of-life by the manufacturer. Procurement must rely on remaining stock from authorized distributors or secondary market suppliers. Verify part authenticity and lot codes carefully due to discontinuation status. No new production units are available directly from Skyworks Solutions Inc.

RF Mixers Selection Notes

Engineers should evaluate this mixer for legacy system maintenance or specific frequency requirements between 700 MHz and 2 GHz. Consider signal integrity needs regarding its 7 dB conversion gain and 10.2 dB noise figure. Since the part is obsolete, assess long-term supply chain risks and potential design modifications for future projects.

RF Mixers Part Context

The SKY73421-11 belongs to Skyworks' portfolio of RF front-end components targeting mobile and infrastructure markets. It serves as a critical element in downconversion stages for multi-mode transceivers. Its integration helps reduce board space compared to discrete mixer implementations.

RF Mixers Replacement Considerations

No direct public substitute part numbers are confirmed for this obsolete component. Designers may need to consider alternative mixers from other manufacturers or newer Skyworks generations that support similar frequency ranges and standards.