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RT9119是使用I<SUP>2</SUP>S接口输入的高效立体声音频功率放大器，可输出2x20W功率驱动8Ω BTL扬声器，电源利用效率高达90%以上，无需使用散热器材。</br>它内建爆裂音抑制功能，可在各种条件下防止扬声器发出爆裂音。内建的保护电路可提供过热保护、过流保护、过压保护、直流和欠压保护等能力，各故障状态均有上报功能。</br>RT9119是I<SUP>2</SUP>S接口上的收端器件，可以接受外来的所有时钟信号。它支持master模式和slave模式，可接受8kHz至96kHz取样率的输入信号。它含有可程控的数据路由设计，可将数据导入内部扬声器驱动器使用。</br>RT9119使用三段式动态响应控制设计，具有灵活的多频段双二阶滤波器，可实现防削顶、功率限制和扬声器均衡等功能。
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<li class="mv5">工作电压范围：8V至26.4V</li><li class="mv5">20V电源下可推8Ω BTL扬声器2x20W</li><li class="mv5">12V电源下可推8Ω BTL扬声器2x9W</li><li class="mv5">支持双声道立体声输出</li><li class="mv5">信号取样率8kHz至96kHz</li><li class="mv5">内建防爆裂音功能</li><li class="mv5">36个可程控双二阶滤波器供扬声器均衡使用</li><li class="mv5">可程控动态响应控制滤波器系数，支持多种压缩比例</li><li class="mv5">内建直流阻断滤波器</li><li class="mv5">具备欠压锁定保护、过压保护、过流保护、过热保护和直流保护等功能</li><li class="mv5">无需外加滤波器</li><li class="mv5">热强化的VQFN-28L封装</li><li class="mv5">符合RoHS规范，不含卤素</li>
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<li class="mv5">液晶电视</li><li class="mv5">监视器</li><li class="mv5">家用音响</li><li class="mv5">娱乐设备</li><li class="mv5">电子音乐设备</li>
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