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<div class="pn-2nd"> </div> </li> <li><a title="" class="pn-1st" target="_blank" rel="nofollow">芯聯云/app</a></li> </ul> <div class="pn-rtn"><a href="javascript:;" title="" class="btn">返回</a></div> </div> </div> <div class="pro-right"> <div class="proInfo-top"><span>ADC</span></div> <div class="proInfo-box clearfix"> <div class="proInfo-img"><img src="/UploadFiles/20180420/160507319.jpg"/></div> <div class="proInfo-block"> <div class="name">CS1238</div> <div class="con"> <b>主要參數</b> <p>24位無失碼</p><p>最高有效精度20.7位</p><p>2線通訊接口</p> </div> </div> </div> <div class="proInfo-dtl"> <div class="pIdtl-nav clearfix"> <a href="javascript:;" title="" class="cur">產品描述</a> <a href="javascript:;" title="">文檔/工具下載</a> <a href="javascript:;" title="">樣片申請</a> </div>  <div class="pIdtl-box pIdtl-info"> <dl class="clearfix"><dt>產品簡介</dt><dd><p>CS1238是一款高精度、低功耗模數轉換芯片，兩路差分輸入通道，內置溫度傳感器和高精度振蕩器。MCU可以通過2線的SPI 接口SCLK、DRDY與CS1237進行通信，對其進行配置，例如通道選擇、PGA選擇、輸出速率選擇等。</p></dd></dl><dl class="clearfix"><dt>芯片特點</dt><dd><p>內置晶振</p><p>集成溫度傳感器</p><p>帶Power down功能</p><p>2線SPI接口，最快速率為1.1MHz</p></dd></dl><dl class="clearfix"><dt>ADC功能特性</dt><dd><p>24位無失碼</p><p>PGA放大倍數可選：1、2、64、128</p><p>1路24位無失碼的差分輸入，在PGA=128時ENOB為20.7 位(5V)\20.2位(3.3V)</p><p>有效噪聲：PGA=128、10Hz：25nV</p><p>INL小于0.0015%</p><p>輸出速率可選：10Hz、40Hz、640Hz、 1.28kHz</p><p>帶內短功能</p></dd></dl><dl class="clearfix"><dt>應用場合</dt><dd><p>電子衡器</p><p>精密測量及控制系統</p></dd></dl><dl class="clearfix"><dt>功能框圖</dt><dd><img alt="" src="/UploadFiles/20180420/113332428.jpg"/></dd></dl> </div>  <div class="pIdtl-box pIdtl-Dload"> <dl class="solDload-tbody"> <dt><span>產品手冊</span></dt> <dd class="clearfix">  <div class="td td-book"> <div class="td-book-img"> <img src="/thumb.ashx?image=&width=200" alt=""> </div> </div>  <div class="td td-name"> <div class="t1">CS1238用戶手冊V1.1</div> <div class="t2"><div class="pro_dlb_p"><span style="font-size: 10.5pt;">Datasheet</span></div><p><br/></p></div> </div> <div class="td td-date">2018-06-11</div> 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