QFE2330/QFE2340 High-band Multimode Power Amplifier with Mode Switches

Description

QFE2330/QFE2340 High-band Multimode Power Amplifier with Mode Switches Slide Number 2 Revision History (2 of 2) Slide Number 4 Introduction Qualcomm Front-end (QFE) Overview QFE Overview Key Components in the PA Subsystem Supplementing the QFE2310 and QFE2320 Converged Tx Front-ends (Introduction) Two Converged Tx Front-end Devices and Two High-band PA Devices Chipset Support Matrix QFE2330 and QFE2340 Devices QFE2330/QFE2340 Block Diagram QFE2330/QFE2340 Features QFE2330 and QFE2340 Supported Air Interfaces and Bands QFE2330/QFE2340 Package – 30B WLNSP QFE2330/QFE2340 PCB Keep-out Areas Keep-out Areas QFE PA Support Reference Documents (https://support.cdmatech.com) (1 of 2) Reference Documents (https://support.cdmatech.com) (2 of 2) QFE PA System-level Topics QFE23x0-related System-level Architecture and Topics Power Amplifiers and Their Switches Supplementing the QFE2310 and QFE2320 Converged Tx Front-ends (Details) QFE2330/2340 RF Guidelines Key External RF Components (1 of 2) Key External RF Components (2 of 2) Shared MIPI_RFFE (1 of 2) Shared MIPI_RFFE (2 of 2) Shared DC Power Source QFE PA Implementation Guidelines General Design Guidelines General Design Guidelines Example Top-level Parts Placement RF Layout – General (1 of 3) RF Layout – General (2 of 3) RF Layout – General (3 of 3) Example RF Schematic Diagram Example RF Layout Support Design Guidelines – Digital Support Design Guidelines – Analog DC Power Guidelines – General Example DC Power Schematic Diagram Example DC Power Layout Ground Connections (1 of 5) Ground Connections (2 of 5) Ground Connections (3 of 5) Ground Connections (4 of 5) Ground Connections (5 of 5) All Rx and Tx Matching VDD_PA and VDD_DA GND Connections by Grouping Questions?