AFE77xxD Quad-Channel RF Transceiver With Dual Feedback Paths Integrating CFR/DPD

1 Features ? Quad transmitters based on 0-IF up-conversion architecture: – Up to 650 MHz (AFE77x8D) / 730 MHz (AFE7769D) of RF transmitted DPD expanded bandwidth per chain ? Quad receivers based on 0-IF down-conversion architecture: – Up to 200 MHz (AFE77x8D) / 300 MHz (AFE7769D) of RF re

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德州儀器

AFE77xxD Quad/Dual-Channel RF Transceiver With Dual Feedback Paths Integrating CFR/DPD

1 Features ? Quad (AFE776xD) / Dual (AFE7728D) transmitters based on 0-IF up-conversion architecture: – Up to 650 MHz (AFE77x8D) / 730 MHz (AFE7769D) of RF transmitted DPD expansion bandwidth per chain ? Quad (AFE776xD) / Dual (AFE7728D) receivers based on 0-IF down-conversion architecture:

文件：1.42584 Mbytes 頁(yè)數(shù)：12 Pages

TI

德州儀器

絲印：AFE7768D；Package：FCBGA；AFE77xxD Quad/Dual-Channel RF Transceiver With Dual Feedback Paths Integrating CFR/DPD

1 Features ? Quad (AFE776xD) / Dual (AFE7728D) transmitters based on 0-IF up-conversion architecture: – Up to 650 MHz (AFE77x8D) / 730 MHz (AFE7769D) of RF transmitted DPD expansion bandwidth per chain ? Quad (AFE776xD) / Dual (AFE7728D) receivers based on 0-IF down-conversion architecture:

文件：1.42584 Mbytes 頁(yè)數(shù)：12 Pages

TI

德州儀器

絲?。?strong>AFE7768D；Package：FCBGA；AFE77xxD Quad-Channel RF Transceiver With Dual Feedback Paths Integrating CFR/DPD

1 Features ? Quad transmitters based on 0-IF up-conversion architecture: – Up to 650 MHz (AFE77x8D) / 730 MHz (AFE7769D) of RF transmitted DPD expanded bandwidth per chain ? Quad receivers based on 0-IF down-conversion architecture: – Up to 200 MHz (AFE77x8D) / 300 MHz (AFE7769D) of RF re

文件：1.41277 Mbytes 頁(yè)數(shù)：12 Pages

TI

德州儀器

Four-channel RF transceiver with dual feedback paths and integrated CFR/DPD - 200MHz

AFE77xxD 是引腳兼容的高性能多通道收發(fā)器系列，集成了四條 (AFE7768D/AFE7769D) 或兩條 (AFE7728D) 直接上變頻發(fā)送器鏈、四條 (AFE7768D/AFE7769D) 或兩條 (AFE7728D) 直接下變頻接收器鏈、兩條寬帶射頻采樣數(shù)字化輔助鏈（反饋路徑）和用于實(shí)現(xiàn)功率放大器 (PA) 線性化的低功耗數(shù)字預(yù)失真 (DPD) 引擎。發(fā)送器鏈和接收器鏈的高動(dòng)態(tài)范圍可使無(wú)線基站發(fā)送和接收 2G、3G、4G 和 5G 信號(hào)。集成式波峰因數(shù)抑制 (CFR) 單元有助于降低輸入信號(hào)的峰均比 (PAR)，從而提高功率放大器的傳輸效率。集成式硬件加速 DPD 估算器和校正器 基于 0-IF 升壓轉(zhuǎn)換架構(gòu)的四通道 (AFE776xD)/雙通道 (AFE7728D) 發(fā)送器： \n \n每條鏈的射頻傳輸 DPD 擴(kuò)展帶寬高達(dá) 650MHz (AFE77x8D)/730MHz (AFE7769D)\n \n\n \n基于 0-IF 降壓轉(zhuǎn)換架構(gòu)的四通道 (AFE776xD)/雙通道 (AFE7728D) 接收器： \n \n每條鏈的射頻接收帶寬高達(dá) 200MHz (AFE77x8D)/300MHz (AFE7769D)\n \n\n \n基于直接射頻采樣架構(gòu)的反饋鏈： \n \n觀察到的射頻 DPD 擴(kuò)展帶寬高達(dá) 650MHz (AFE77x8D)/730MHz (AF;

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德州儀器