三阶 CRFB 结构 Sigma-Delta 调制器，enob为15，smic180nm，有testbench，并有配套的文档说

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三阶 CRFB 结构 Sigma-Delta 调制器，enob为15，smic180nm，有testbench，并有配套的文档说明，适合sd adc亲手入门 全差分放大器，开关电容放大器，共模反馈，CMFB Sigma delta adc matlab 建模 simulink建模
<link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89866894/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89866894/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">标题<span class="ff2">：</span>基于三阶<span class="_ _0"> </span><span class="ff3">CRFB<span class="_ _1"> </span></span>结构的<span class="_ _0"> </span><span class="ff3">Sigma-Delta<span class="_ _1"> </span></span>调制器在<span class="_ _0"> </span><span class="ff3">SD ADC<span class="_ _1"> </span></span>中的应用</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">摘要<span class="ff2">：</span>本文主要介绍了一种基于三阶<span class="_ _0"> </span><span class="ff3">CRFB<span class="_ _1"> </span></span>结构的<span class="_ _0"> </span><span class="ff3">Sigma-Delta<span class="_ _1"> </span></span>调制器在<span class="_ _0"> </span><span class="ff3">SD ADC<span class="_ _1"> </span></span>中的应用<span class="ff4">。</span>该调</div><div class="t m0 x1 h2 y3 ff1 fs0 fc0 sc0 ls0 ws0">制器具有较高的<span class="_ _0"> </span><span class="ff3">ENOB<span class="ff2">（</span>Equivalent Number of Bits<span class="ff2">），</span></span>采用<span class="_ _0"> </span><span class="ff3">SMIC 180nm<span class="_ _1"> </span></span>工艺制造<span class="ff2">，</span>并配备</div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">了测试台和文档说明<span class="ff2">，</span>非常适合初学者入门<span class="ff4">。</span></div><div class="t m0 x1 h2 y5 ff1 fs0 fc0 sc0 ls0 ws0">引言<span class="ff2">：</span></div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">在现代通信系统中<span class="ff2">，</span>模数转换器<span class="ff2">（<span class="ff3">ADC</span>）</span>起着至关重要的作用<span class="ff4">。<span class="ff3">Sigma-Delta ADC<span class="_ _1"> </span></span></span>是一种常见的高</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">精度<span class="_ _0"> </span><span class="ff3">ADC<span class="ff2">，</span></span>其通过过采样和噪声整形技术实现了较高的分辨率<span class="ff4">。</span>其中<span class="ff2">，</span>三阶<span class="_ _0"> </span><span class="ff3">CRFB<span class="_ _1"> </span></span>结构的<span class="_ _0"> </span><span class="ff3">Sigma-</span></div><div class="t m0 x1 h2 y8 ff3 fs0 fc0 sc0 ls0 ws0">Delta<span class="_ _1"> </span><span class="ff1">调制器是一种常见的实现方案<span class="ff4">。</span>本文将详细介绍该调制器的结构和工作原理<span class="ff2">，</span>并探讨其在<span class="_ _0"> </span></span>SD </div><div class="t m0 x1 h2 y9 ff3 fs0 fc0 sc0 ls0 ws0">ADC<span class="_ _1"> </span><span class="ff1">中的应用<span class="ff4">。</span></span></div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">一<span class="ff4">、</span>三阶<span class="_ _0"> </span><span class="ff3">CRFB<span class="_ _1"> </span></span>结构的设计与实现</div><div class="t m0 x1 h2 yb ff3 fs0 fc0 sc0 ls0 ws0">1.1 <span class="ff1">基本原理及结构介绍</span></div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">三阶<span class="_ _0"> </span><span class="ff3">CRFB<span class="_ _1"> </span></span>结构是一种常见的<span class="_ _0"> </span><span class="ff3">Sigma-Delta<span class="_ _1"> </span></span>调制器结构<span class="ff2">，</span>它采用了差分放大器<span class="ff4">、</span>开关电容放大器<span class="ff4">、</span></div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">共模反馈等关键技术模块<span class="ff4">。</span>本节将详细介绍这些模块的原理和在调制器中的作用<span class="ff4">。</span></div><div class="t m0 x1 h2 ye ff3 fs0 fc0 sc0 ls0 ws0">1.2 <span class="ff1">加工工艺和<span class="_ _0"> </span></span>ENOB<span class="_ _1"> </span><span class="ff1">分析</span></div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">调制器的加工工艺对其性能有着重要影响<span class="ff4">。</span>本节将介绍<span class="_ _0"> </span><span class="ff3">SMIC 180nm<span class="_ _1"> </span></span>工艺<span class="ff2">，</span>并通过模拟和仿真分析得</div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">出调制器的等效位数<span class="ff2">（<span class="ff3">ENOB</span>）<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y11 ff1 fs0 fc0 sc0 ls0 ws0">二<span class="ff4">、<span class="ff3">Sigma-Delta ADC<span class="_ _1"> </span></span></span>的原理与应用</div><div class="t m0 x1 h2 y12 ff3 fs0 fc0 sc0 ls0 ws0">2.1 Sigma-Delta ADC<span class="_ _1"> </span><span class="ff1">简介</span></div><div class="t m0 x1 h2 y13 ff1 fs0 fc0 sc0 ls0 ws0">本节将简要介绍<span class="_ _0"> </span><span class="ff3">Sigma-Delta ADC<span class="_ _1"> </span></span>的工作原理和优势<span class="ff2">，</span>包括过采样和噪声整形技术的应用<span class="ff2">，</span>以及其</div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">在高精度信号处理中的重要性<span class="ff4">。</span></div><div class="t m0 x1 h2 y15 ff3 fs0 fc0 sc0 ls0 ws0">2.2 Matlab<span class="_ _1"> </span><span class="ff1">建模与<span class="_ _0"> </span></span>Simulink<span class="_ _1"> </span><span class="ff1">仿真</span></div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">为了更好地理解<span class="_ _0"> </span><span class="ff3">Sigma-Delta ADC<span class="_ _1"> </span></span>的工作原理<span class="ff2">，</span>本节将介绍基于<span class="_ _0"> </span><span class="ff3">Matlab<span class="_ _1"> </span></span>和<span class="_ _0"> </span><span class="ff3">Simulink<span class="_ _1"> </span></span>的建模和</div><div class="t m0 x1 h2 y17 ff1 fs0 fc0 sc0 ls0 ws0">仿真方法<span class="ff4">。</span>通过模型搭建和参数调整<span class="ff2">，</span>可以快速验证设计的正确性和性能指标<span class="ff4">。</span></div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">三<span class="ff4">、<span class="ff3">SD ADC<span class="_ _1"> </span></span></span>初学者入门指南</div><div class="t m0 x1 h2 y19 ff3 fs0 fc0 sc0 ls0 ws0">3.1 Testbench<span class="_ _1"> </span><span class="ff1">的设计与使用</span></div><div class="t m0 x1 h2 y1a ff1 fs0 fc0 sc0 ls0 ws0">为了方便初学者进行实验和验证<span class="ff2">，</span>本节将介绍如何设计和使用配套的<span class="_ _0"> </span><span class="ff3">Testbench<span class="ff4">。</span></span>通过<span class="_ _0"> </span><span class="ff3">Testbench</span></div><div class="t m0 x1 h2 y1b ff1 fs0 fc0 sc0 ls0 ws0">可以快速获取<span class="_ _0"> </span><span class="ff3">ADC<span class="_ _1"> </span></span>的输出结果<span class="ff2">，</span>并评估其性能<span class="ff4">。</span></div><div class="t m0 x1 h2 y1c ff3 fs0 fc0 sc0 ls0 ws0">3.2 <span class="ff1">文档说明及学习资源推荐</span></div><div class="t m0 x1 h2 y1d ff1 fs0 fc0 sc0 ls0 ws0">本节将提供配套的文档说明<span class="ff2">，</span>包括调制器的设计指导<span class="ff4">、<span class="ff3">Testbench<span class="_ _1"> </span></span></span>的使用说明等<span class="ff4">。</span>同时<span class="ff2">，</span>还将推荐</div><div class="t m0 x1 h2 y1e ff1 fs0 fc0 sc0 ls0 ws0">一些学习资源<span class="ff2">，</span>供初学者深入学习和研究<span class="ff4">。</span></div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>
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