SKY78191-21

RF Front End (LNA + PA) Overview

The SKY78191-21 is a SkyOne Low Band Tx-Rx Front-End Module (FEM) designed for mobile devices supporting 2G, 3G, and 4G networks. It integrates low-band 3G/4G power amplifier modules with low-band and high-band 2G power amplifiers. The component operates efficiently in 3G and 4G modes and includes integrated switched duplexer filters for Bands 8, 12, 20, and 26. It utilizes MIPI RFFE 2.0 control interfaces with a nominal 1.8 V supply.

RF Front End (LNA + PA) Feature Summary

• Integrates low-band 3G/4G PA modules with low-band and high-band 2G PAs
• Includes switched duplexer filters for Bands 8, 12, 20, and 26
• Supports MIPI RFFE 2.0 control interfaces

RF Front End (LNA + PA) Applications

• 2G mobile device front-end integration
• 3G mobile device front-end integration
• 4G LTE mobile device front-end integration

RF Front End (LNA + PA) Procurement Notes

Verify the specific datasheet version and ordering information directly from Skyworks Solutions Inc. official documentation to ensure compatibility with current design requirements. Confirm package details and pinout configurations against the manufacturer's latest release before procurement.

RF Front End (LNA + PA) Selection Notes

Select this module for applications requiring a compact solution for low-band frequency operations across multiple generations of cellular standards. Ensure the system design supports the required 1.8 V supply voltage and MIPI RFFE 2.0 interface protocols for proper control and operation.

RF Front End (LNA + PA) Part Context

This component belongs to the SkyOne family of front-end modules from Skyworks Solutions Inc., specifically targeting low-band frequency ranges. It is engineered to provide efficient transmission and reception capabilities for mobile communication devices operating on various cellular bands.

RF Front End (LNA + PA) Replacement Considerations

Consult Skyworks Solutions Inc. official substitution guides for verified alternative part numbers. Do not assume cross-compatibility with other FEMs without verifying electrical parameters and pinout definitions.

RF Front End (LNA + PA) FAQ

Which cellular bands are supported by the integrated filters?

The integrated switched duplexer filters support Bands 8, 12, 20, and 26.

What control interface does this module utilize?

It utilizes MIPI RFFE 2.0 control interfaces with a nominal 1.8 V supply.