e="text-indent:2em;"> e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">如今e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">电子元器件市场正在向多元化方向发展e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">;e="text-indent:28px;word-spacing:-1.5px;font-size:16px;font-family:宋体">e="font-size:14px;">而ef="/Quartzcrystal.html" title="石英晶体" target="_blank">e="color: rgb(255, 0, 0); font-size: 14px;">石英晶e="color: rgb(255, 0, 0); font-size: 14px;">体e="font-size:14px;">也是电子元器件中的一种e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">多元化的趋势也会对它产生很大程度上的影响e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">然而在这样的大势下e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">各晶振厂家要如何抓住机遇e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">发展的着力点在哪e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">这些都是需要实时洞悉的问题e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">;e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">只有方向对了e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">努力才是有用功e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">负责的话e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">就是再好的产品也将无用武之地e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">,e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px; font-family: 宋体;">白白花费时间与经历e="text-indent: 28px; word-spacing: -1.5px; font-size: 14px;">.

e="text-indent: 2em"> e="font-family:宋体;font-size:16px">为了在实际应用中实现e="font-size:16px">Si534xe="font-family:宋体;font-size:16px">差分晶振的e="font-size:16px">100fse="font-family:宋体;font-size:16px">抖动性能e="font-size:16px">,e="font-family:宋体;font-size:16px">设计人员应该考虑一些简单的准则以最小化串扰并优化整体抖动性能e="font-size:16px">.e="font-family:宋体;font-size:16px">这些准则适用于任何高速时钟晶体振荡器的频率合成e="font-size:16px">.

e="text-indent: 2em"> e="font-family:宋体;font-size:16px">每当许多高频e="font-size:16px">,e="font-family:宋体;font-size:16px">快速上升时间e="font-size:16px">,e="font-family:宋体;font-size:16px">大振幅信号彼此接近时e="font-size:16px">,e="font-family:宋体;font-size:16px">都会有一些它们之间的串扰量e="font-size:16px">.Si534xe="font-family:宋体;font-size:16px">系列差分ef="/OscillatorCrystal.html" title="有源晶振" target="_blank">有源晶振的抖动如此之低e="font-size:16px">,e="font-family:宋体;font-size:16px">以至于以前的串扰相对较小最终测得的输出抖动的重要部分e="font-size:16px">.e="font-family:宋体;font-size:16px">来源某些串扰是由于e="font-size:16px">Si534xe="font-family:宋体;font-size:16px">器件和一些将由e="font-size:16px">PCBe="font-family:宋体;font-size:16px">引入e="font-size:16px">.e="font-family:宋体;font-size:16px">很难分配两个源之间的抖动部分e="font-size:16px">,e="font-family:宋体;font-size:16px">因为抖动只能将e="font-size:16px">Si534xe="font-family:宋体;font-size:16px">晶振安装在e="font-size:16px">PCBe="font-family:宋体;font-size:16px">上时进行测量e="font-size:16px">.e="font-family:宋体;font-size:16px">本应用笔记提供了简单的准则e="font-size:16px">,e="font-family:宋体;font-size:16px">使设计人员能够优化抖动性能e="font-size:16px">.

e="text-indent: 2em"> e="font-family:宋体;font-size:16px">时钟源e="font-size:16px">AHBe="font-family:宋体;font-size:16px">驱动e="font-size:16px">ARM®Cortexe="font-family:宋体;font-size:16px">™e="font-size:16px">-M3e="font-family:宋体;font-size:16px">设备上的内核和内存e="font-size:16px">.APBe="font-family:宋体;font-size:16px">驱动外围设备并外设寄存器e="font-size:16px">.Precision32e="font-family:宋体;font-size:16px">器件上的e="font-size:16px">AHBe="font-family:宋体;font-size:16px">具有多个时钟源选项：低功耗ef="http://www.tydz99.com/Quartzcrystaloscillator.html" title="石英晶体振荡器" target="_blank">石英晶体振荡器e="font-size:16px">,e="font-family:宋体;font-size:16px">低频石英晶体振荡器e="font-size:16px">,RTCe="font-family:宋体;font-size:16px">振荡器e="font-size:16px">,e="font-family:宋体;font-size:16px">外部振荡器e="font-size:16px">,PLLe="font-family:宋体;font-size:16px">振荡器和e="font-size:16px">USBe="font-family:宋体;font-size:16px">振荡器e="font-size:16px">.

e="text-indent: 2em"> e="font-size:16px">APBe="font-family:宋体;font-size:16px">时钟等于e="font-size:16px">AHBe="font-family:宋体;font-size:16px">或e="font-size:16px">2e="font-family:宋体;font-size:16px">分频版本e="font-size:16px">,e="font-family:宋体;font-size:16px">因此它始终与e="font-size:16px">AHBe="font-family:宋体;font-size:16px">时钟同步e="font-size:16px">.e="font-family:宋体;font-size:16px">表e="font-size:16px">1e="font-family:宋体;font-size:16px">描述了可用作e="font-size:16px">AHBe="font-family:宋体;font-size:16px">总线时钟源的振荡器e="font-size:16px">.e="font-family:宋体;font-size:16px">图e="font-size:16px">1e="font-family:宋体;font-size:16px">显示了一个示例时钟控制框图e="font-size:16px">.

e="font-family:宋体;font-size:16px">  泰艺石英晶体振荡器丰富的种类可分为e="font-size:16px">,e="font-family:宋体;font-size:16px">压控晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">ef="/TCXOcrystal.html" title="温补晶振" target="_blank">温补晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">差分晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">压控温补晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">恒温晶振e="font-size:16px">,SPXOe="font-family:宋体;font-size:16px">有源晶振等e="font-size:16px">.e="font-family:宋体;font-size:16px">上千种规格参数e="font-size:16px">,e="font-family:宋体;font-size:16px">不同的封装尺寸型号e="font-size:16px">,e="font-family:宋体;font-size:16px">满足各行各业要求e="font-size:16px">.e="font-family:宋体;font-size:16px">具有低抖动e="font-size:16px">,e="font-family:宋体;font-size:16px">低衰减e="font-size:16px">,e="font-family:宋体;font-size:16px">低电源电压e="font-size:16px">,e="font-family:宋体;font-size:16px">低功耗e="font-size:16px">,e="font-family:宋体;font-size:16px">高温e="font-size:16px">,e="font-family:宋体;font-size:16px">高精密e="font-size:16px">,e="font-family:宋体;font-size:16px">高品质e="font-size:16px">,e="font-family:宋体;font-size:16px">宽频率等特点e="font-size:16px">.

e="font-size:15px;font-family:宋体">e="font-size:16px">  泰艺e="font-size:16px">VTEUPLJANF-40.960000e="font-size:16px">有源晶振对应的是什么电压e="font-size:16px">.e="font-family:宋体;font-size:16px">大家都知道泰艺晶振每一个型号都有一个代码e="font-size:16px">,e="font-family:宋体;font-size:16px">对应专属的参数e="font-size:16px">,e="font-family:宋体;font-size:16px">是为了帮助用户更好的选型使用e="font-size:16px">.e="font-family:宋体;font-size:16px">比如e="font-size:15px;font-family:宋体">e="font-size:16px">泰艺e="font-size:16px">VTEUPLJANF-40.960000e="font-size:16px">有源晶振e="font-size:16px">,e="font-size:16px">对应的是e="font-size:16px">5x7mme="font-size:16px">体积e="font-size:16px">,e="font-size:16px">而电压呢是常用的e="font-size:16px">3.3V,e="font-size:16px">是一款具有电压控制功能的e="font-size:16px">VCXOe="font-size:16px">压控晶振e="font-size:16px">.

e="font-size:16px">   LDA000004e="font-family:宋体;font-size:16px">有源晶振难以解读的编码统一电子帮你分析e="font-size:16px">.e="font-family:宋体;font-size:16px">以下表格中是亚陶石英晶体振荡器编码e="font-size:16px">,e="font-family:宋体;font-size:16px">每一个型号根据不同的参数都有一个专属的编码e="font-size:16px">,e="font-family:宋体;font-size:16px">就跟人类的身份证一样e="font-size:16px">,e="font-family:宋体;font-size:16px">用于验证信息e="font-size:16px">.

e="font-family:宋体;font-size:16px">  百利通亚陶所生产石英晶体振荡器满足不同领域需求分为e="font-size:16px">TCXOe="font-family:宋体;font-size:16px">晶振e="font-size:16px">,VCXOe="font-family:宋体;font-size:16px">晶振e="font-size:16px">,VC-TCXOe="font-family:宋体;font-size:16px">晶振e="font-size:16px">,SPXOe="font-family:宋体;font-size:16px">石英晶体振荡器等等e="font-size:16px">.e="font-family:宋体;font-size:16px">亚陶ef="/OscillatorCrystal.html" title="有源晶振" target="_blank">有源晶振具有e="font-size:16px">1.8V~5Ve="font-family:宋体;font-size:16px">电源电压e="font-size:16px">,e="font-family:宋体;font-size:16px">具有低损耗e="font-size:16px">,e="font-family:宋体;font-size:16px">高精密等特点e="font-size:16px">.Diodese="font-family:宋体;font-size:16px">服务的市场包括消费性电子、计算机、通讯、工业及汽车市场e="font-size:16px">.

e="font-family:宋体;font-size:16px">使用晶振要尤其小心e="font-size:16px">,e="font-family:宋体;font-size:16px">稍有不慎就会影响到产品使用效果e="font-size:16px">.e="font-family:宋体;font-size:16px">特别是现在对于e="font-size:16px">ef="/SMDCrystal.html" title="SMD晶振" target="_blank">SMDe="font-family:宋体;font-size:16px">ef="/SMDCrystal.html" title="SMD晶振" target="_blank">晶振要求越来越高的应用e="font-size:16px">.e="font-family:宋体;font-size:16px">那么如何处理e="font-size:16px">7WA2572007e="font-family:宋体;font-size:16px">晶振在e="font-size:16px">PCBe="font-family:宋体;font-size:16px">上进行热测试时不会振动或频率漂移呢？

e="font-family:宋体;font-size:16px">  如果在工作温度范围内石英贴片晶振电阻和频率超出规格e="font-size:16px">,e="font-family:宋体;font-size:16px">请将晶振发送给制造商进行质量分析和进一步改进e="font-size:16px">.

e="font-size:16px">  如果e="font-family:宋体;font-size:16px">晶体通过热测试e="font-size:16px">,e="font-family:宋体;font-size:16px">请检查振荡电路和其他元件的特性e="font-size:16px">,e="font-family:宋体;font-size:16px">例如晶振的外部电容的温度特性e="font-size:16px">,e="font-family:宋体;font-size:16px">芯片电路的温度特性等e="font-size:16px">.

e="font-family:宋体;font-size:16px">  晶振代码编码所包含的讯息不仅多而且重要e="font-size:16px">.e="font-family:宋体;font-size:16px">通过晶振代码我们可以很直接的知道这个品牌的晶振型号以及频率e="font-size:16px">,e="font-family:宋体;font-size:16px">比如ef="/SEIKOcrystal.html" title="精工晶体" target="_blank">精工晶体e="font-size:16px">Q-SC20S0322070CAAFe="font-family:宋体;font-size:16px">晶振、e="font-size:16px">Q-SC16S0320570CADFe="font-family:宋体">晶振e="font-family:宋体;font-size:16px">、e="font-size:16px">Q-SPT7P032761070FFe="font-family:宋体;font-size:16px">晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">再比如西铁城e="font-size:16px">CMR200T32768DZYTe="font-family:宋体;font-size:16px">晶振、e="font-size:16px">HCM4910000000ABJTe="font-family:宋体;font-size:16px">晶振、e="font-size:16px">CM315D32768EZFTe="font-family:宋体;font-size:16px">晶振等e="font-size:16px">.

e="font-family:宋体;font-size:16px">  为什么晶振代码编码不是统一标准的呢？为了更好的区分不同品牌之间的型号e="font-size:16px">,e="font-family:宋体;font-size:16px">而且不同型号参数不同e="font-size:16px">,e="font-family:宋体;font-size:16px">因此晶振代码编码也是不一样的e="font-size:16px">.e="font-family:宋体;font-size:16px">有的晶振编码代码只是简单的展现了型号跟频点e="font-size:16px">,e="font-family:宋体;font-size:16px">而有些ef="/JapanImportedCrystal.html" title="进口晶振" target="_blank">进口晶振品牌除了型号频率e="font-size:16px">,e="font-family:宋体;font-size:16px">还包含负载电容e="font-size:16px">,e="font-family:宋体;font-size:16px">电源电压e="font-size:16px">,e="font-family:宋体;font-size:16px">精度偏差e="font-size:16px">,e="font-family:宋体;font-size:16px">温度范围等重要讯息e="font-size:16px">.e="font-family:宋体;font-size:16px">以下表格中的是美国e="font-size:16px">Abracone="font-family:宋体;font-size:16px">晶振代码e="font-size:16px">.

e="font-size:16px">  Integrated Device Technology, Inc.e="font-family:宋体;font-size:16px">是国际上生产频率元件的知名制造商e="font-size:16px">,e="font-family:宋体;font-size:16px">自e="font-size:16px">1980e="font-family:宋体;font-size:16px">年创建以来e="font-size:16px">,e="font-family:宋体;font-size:16px">始终不断为用户提供高可靠性e="font-size:16px">,e="font-family:宋体;font-size:16px">高精密的石英晶体振荡器e="font-size:16px">,e="font-family:宋体;font-size:16px">ef="/OscillatorCrystal.html" title="有源晶振" target="_blank">有源晶振产品e="font-size:16px">.e="font-family:宋体;font-size:16px">并且开发了能够与处理器e="font-size:16px">,e="font-family:宋体;font-size:16px">存储器等数字系统e="font-size:16px">,e="font-family:宋体;font-size:16px">其他半导体以及物理世界连接的石英晶振解决方案e="font-size:16px">.

e="font-size:16px">  IDTe="font-family:宋体;font-size:16px">所生产的石英晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">贴片晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">有源晶振采用无铅无害的优异环保材料e="font-size:16px">,e="font-family:宋体;font-size:16px">并且通过e="font-size:16px">ISO14001e="font-family:宋体;font-size:16px">认证e="font-size:16px">.e="font-family:宋体;font-size:16px">随着网络应用要求的不断增加e="font-size:16px">,e="font-family:宋体;font-size:16px">对于晶振的使用性能也更为严苛e="font-size:16px">.IDTe="font-family:宋体;font-size:16px">差分多输出晶体振荡器就完美的解决了这些应用问题e="font-size:16px">.

e="font-family:宋体;font-size:18px">  什么是晶振代码？就是代表晶振品牌e="font-size:18px">,e="font-family:宋体;font-size:18px">以及各项参数信息的一串英文和数字的组合e="font-size:18px">.e="font-family:宋体;font-size:18px">每个晶振品牌都有晶振的型号代码e="font-size:18px">,e="font-family:宋体;font-size:18px">一来是为了更好的与其他品牌区分e="font-size:18px">,e="font-family:宋体;font-size:18px">二来是更方便客户选型采购e="font-size:18px">.e="font-family:宋体;font-size:18px">晶振编码代码说起来好像是更有利于客户e="font-size:18px">,e="font-family:宋体;font-size:18px">但其实也不好记e="font-size:18px">,e="font-family:宋体;font-size:18px">为什么呢？因为有些编码除了可以看出型号跟频率其他信息一无所获e="font-size:18px">,e="font-family:宋体;font-size:18px">当然这个时候就需要咨询我们这些代理了e="font-size:18px">.

e="font-family:宋体;font-size:18px">  晶振编码代码一直都代表着自家的品牌e="font-size:18px">,e="font-family:宋体;font-size:18px">比如e="font-size:18px">CFS-20632768DZFBe="font-family:宋体;font-size:18px">晶振、e="font-size:18px">CM315D32768EZFTe="font-family:宋体;font-size:18px">晶振很明显看前面的型号就知道是ef="/CITIZENcrystal.html" title="西铁城晶振" target="_blank">西铁城晶振品牌e="font-size:18px">,NX5032GA-12MHZ-STD-CSK-8e="font-family:宋体;font-size:18px">晶振、e="font-size:18px">NX3225SA-16MHZ-STD-CSR-3e="font-family:宋体;font-size:18px">晶振则是e="font-size:18px">NDKe="font-family:宋体;font-size:18px">品牌e="font-size:18px">,CX2520DB19200H0KFQC2e="font-family:宋体;font-size:18px">晶振、e="font-size:18px">CX3225SB30000D0FPLCCe="font-family:宋体;font-size:18px">京瓷晶振品牌e="font-size:18px">.e="font-family:宋体;font-size:18px">大多品牌开头所采用的都是自家的型号表示e="font-size:18px">,e="font-family:宋体;font-size:18px">这方面还是挺容易辨认的e="font-size:18px">.

e="font-family:宋体;font-size:16px">  晶振可谓是渗透到了我们生活工作的方方面面中e="font-size:16px">,e="font-family:宋体;font-size:16px">为什么这么说呢e="font-size:16px">,e="font-family:宋体;font-size:16px">因为所有关于智能科技的东西跟晶振都有关联e="font-size:16px">,e="font-family:宋体;font-size:16px">比如我们办公用到的电脑e="font-size:16px">,e="font-family:宋体;font-size:16px">笔记本中就有ef="/SMDCrystal.html" title="贴片晶振" target="_blank">贴片晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">而我们用的鼠标键盘也有e="font-size:16px">49Se="font-family:宋体;font-size:16px">晶体在里面e="font-size:16px">,e="font-family:宋体;font-size:16px">我们生活中用到的冰箱e="font-size:16px">,e="font-family:宋体;font-size:16px">电视e="font-size:16px">,e="font-family:宋体;font-size:16px">扫地机都有石英晶振在其中e="font-size:16px">,e="font-family:宋体;font-size:16px">我们用的智能手机e="font-size:16px">,e="font-family:宋体;font-size:16px">智能手表同样都用到了e="font-size:16px">32.768Ke="font-family:宋体;font-size:16px">贴片晶振e="font-size:16px">.e="font-family:宋体;font-size:16px">看吧e="font-size:16px">,e="font-family:宋体;font-size:16px">原来晶体元件如此贴近我们的生活e="font-size:16px">.

e="font-family:宋体;font-size:16px">  晶振的种类很多e="font-size:16px">,e="font-family:宋体;font-size:16px">从插件到贴片e="font-size:16px">,e="font-family:宋体;font-size:16px">各种封装尺寸e="font-size:16px">,e="font-family:宋体;font-size:16px">不熟悉的人看到也许会觉得很复杂e="font-size:16px">,e="font-family:宋体;font-size:16px">但是在了解我们的晶振e="font-size:16px">,e="font-family:宋体;font-size:16px">发现规律之后e="font-size:16px">,e="font-family:宋体;font-size:16px">不仅简单并且很容易就能够记住e="font-size:16px">.e="font-family:宋体;font-size:16px">因为每个品牌都有代表它自己品牌的叫法e="font-size:16px">,e="font-family:宋体;font-size:16px">以及对型号命名的方式e="font-size:16px">.e="font-family:宋体;font-size:16px">比如e="font-size:16px">NX2520SA-16.000000MHZ-W1e="font-family:宋体;font-size:16px">一眼就看穿的e="font-size:16px">NDKe="font-family:宋体;font-size:16px">晶振代码e="font-size:16px">.