tyle="font-family:宋體;font-size:16px">在數(shù)字音頻中tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">時(shí)鐘頻率的相位噪聲會(huì)影響tyle="font-size:16px">DACtyle="font-family:宋體;font-size:16px">的抖動(dòng)功能tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">并導(dǎo)致聲源的惡化tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">從而妨礙忠實(shí)的聲音再現(xiàn)tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">因此tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">需要具有優(yōu)異相位噪聲特性tyle="font-size:16px">(tyle="font-family:宋體;font-size:16px">低抖動(dòng)tyle="font-size:16px">)tyle="font-family:宋體;font-size:16px">的主時(shí)鐘晶體振蕩器以改善聲音再現(xiàn)性tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">相位噪聲由遠(yuǎn)離title="石英晶體振蕩器" target="_blank">石英晶體振蕩器的原始頻率測(cè)量的頻率分量的電平表示tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">與參考頻率的距離稱為偏移頻率tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">主要在tyle="font-size:16px">1Hztyle="font-family:宋體;font-size:16px">至tyle="font-size:16px">1MHztyle="font-family:宋體;font-size:16px">的范圍內(nèi)測(cè)量tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">此外tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">頻率穩(wěn)定性通常被認(rèn)為對(duì)晶體振蕩器很重要tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">但頻率穩(wěn)定性意味著一種不會(huì)長(zhǎng)時(shí)間波動(dòng)的措施tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">音頻設(shè)備在短期內(nèi)需要的波動(dòng)小于長(zhǎng)期的穩(wěn)定性tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">因此tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">頻率穩(wěn)定度約為±tyle="font-size:16px">30ppmtyle="font-family:宋體;font-size:16px">至±tyle="font-size:16px">100ppmtyle="font-family:宋體;font-size:16px">的tyle="font-size:16px">SPXOtyle="font-family:宋體;font-size:16px">晶振tyle="font-size:16px">(*4)tyle="font-family:宋體;font-size:16px">通常用作主時(shí)鐘tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">對(duì)于高端數(shù)字音頻tyle="font-size:16px">,OCXOtyle="font-family:宋體;font-size:16px">晶振tyle="font-size:16px">(*5)tyle="font-family:宋體;font-size:16px">可用于更高質(zhì)量的聲音tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">整個(gè)tyle="font-size:16px">2019tyle="font-family:宋體;font-size:16px">年上半年tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">除日系外幾乎所有原廠和代理商都處于tyle="font-size:16px">MLCCtyle="font-family:宋體;font-size:16px">清庫存階段tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">而在歷經(jīng)大半年的“清庫存”后tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">目前tyle="font-size:16px">,MLCCtyle="font-family:宋體;font-size:16px">價(jià)格初露“觸底反彈”跡象tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">根據(jù)tyle="font-size:16px">8tyle="font-family:宋體;font-size:16px">月tyle="font-size:16px">7tyle="font-family:宋體;font-size:16px">日國際電子商情網(wǎng)整理的數(shù)據(jù)來看tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">臺(tái)灣被動(dòng)元器件大廠國巨、華新科與禾伸堂tyle="font-size:16px">7tyle="font-family:宋體;font-size:16px">月營收紛紛出爐tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">業(yè)績(jī)較tyle="font-size:16px">6tyle="font-family:宋體;font-size:16px">月均有普遍提升tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">被動(dòng)元器件缺貨漲價(jià)tyle="font-size:16px">MLCCtyle="font-family:宋體;font-size:16px">最為兇猛tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">title="晶振" target="_blank">晶振市場(chǎng)如何?tyle="font-size:16px">8tyle="font-family:宋體;font-size:16px">日tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">《國際電子商情》連線了幾家被動(dòng)元器件代理商tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">他們大多表示目前還未感受到有明顯市場(chǎng)拉動(dòng)力來大規(guī)模“去庫存化”tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">不過庫存壓力確實(shí)比年初有所好轉(zhuǎn)tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">因受到終端需求乏力及原廠“出貨合約”的壓力tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">代理商tyle="font-size:16px">MLCCtyle="font-family:宋體;font-size:16px">“觸底反彈”的時(shí)間要比原廠更晚一些tyle="font-size:16px">.

tyle="font-size:16px"> 科技發(fā)展創(chuàng)新,每一天電子產(chǎn)品,智能設(shè)備都在進(jìn)步,變得更加智能,集成度更高.身體傳感器可以監(jiān)測(cè)我們的健康,target="_blank">tyle="font-size:16px">SMD晶振tyle="font-size:16px">可以使車可以自己開車,網(wǎng)絡(luò)家庭可以在需要時(shí)啟動(dòng).

tyle="font-size:16px">  一直以來Maxim公司都在不斷努力為廣大用戶提供更好的服務(wù),解決工程問題并賦予設(shè)計(jì)創(chuàng)新能力,使我們的客戶能夠創(chuàng)造塑造我們世界的產(chǎn)品.我們的創(chuàng)新和高性能模擬和混合信號(hào)產(chǎn)品和技術(shù)使系統(tǒng)更小巧,更智能,具有更高的安全性和更高的能效.

tyle="font-size:16px">  Maxim擁有先進(jìn)的設(shè)備,優(yōu)異的產(chǎn)品,從我們的title="石英晶體" target="_blank">石英晶體,貼片晶振,傳感器平臺(tái)到嵌入式安全,電源管理,接口,通信等IC解決方案,我們的技術(shù)使設(shè)計(jì)創(chuàng)新成為可能.

tyle="text-indent: 2em"> tyle="font-size:16px">MEMS(tyle="font-family:宋體;font-size:16px">微機(jī)電系統(tǒng)tyle="font-size:16px">)tyle="font-family:宋體;font-size:16px">技術(shù)已經(jīng)在精確的實(shí)時(shí)時(shí)鐘tyle="font-size:16px">(RTC)tyle="font-family:宋體;font-size:16px">中實(shí)現(xiàn)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">使其非常堅(jiān)固tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">在時(shí)間和溫度上都非常精確tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">并且比使用標(biāo)準(zhǔn)title="圓柱晶振" target="_blank">圓柱晶振技術(shù)構(gòu)建的時(shí)鐘小得多tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">文中探討了這種新的令人興奮的技術(shù)在精確tyle="font-size:16px">RTCtyle="font-family:宋體;font-size:16px">應(yīng)用中實(shí)現(xiàn)的顯著性能增強(qiáng)tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-size:16px">MEMStyle="font-family:宋體;font-size:16px">的基本優(yōu)勢(shì)才剛剛開始

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">與tyle="font-size:16px">32.768Ktyle="font-family:宋體;font-size:16px">音叉圓柱形晶體相比tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">面積減少了tyle="font-size:16px">47tyle="font-family:宋體;font-size:16px">倍tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">體積減少了tyle="font-size:16px">182tyle="font-family:宋體;font-size:16px">倍tyle="font-size:16px">(tyle="font-family:宋體;font-size:16px">參見圖tyle="font-size:16px">1),Maxim Integratedtyle="font-family:宋體;font-size:16px">精確tyle="font-size:16px">RTCtyle="font-family:宋體;font-size:16px">產(chǎn)品系列中使用的tyle="font-size:16px">MEMStyle="font-family:宋體;font-size:16px">諧振器技術(shù)在tyle="font-size:16px">RTCtyle="font-family:宋體;font-size:16px">的尺寸和封裝選項(xiàng)方面具有顯著優(yōu)勢(shì)tyle="font-size:16px">.

tyle="font-size:16px">  QANTEK技術(shù)公司成立于2005年,其愿景是成為具有卓越設(shè)計(jì)和技術(shù)支持的全球時(shí)間和頻率管理組件制造商.QANTEK創(chuàng)造了極具競(jìng)爭(zhēng)力的商業(yè)模式,使其能夠?yàn)樵荚O(shè)備制造商,合同制造商和分銷商提供廣泛的高可靠性微處理器晶體和晶體振蕩器.title="QANTEK晶振" target="_blank">QANTEK晶振我們的客戶提供高質(zhì)量的產(chǎn)品,具有競(jìng)爭(zhēng)力的價(jià)格,及時(shí)交付,優(yōu)秀的工程和技術(shù)支持,以及在短時(shí)間內(nèi)改變生產(chǎn)要求的靈活性.QANTEK的商業(yè)模式是通過在初始設(shè)計(jì),原型設(shè)計(jì)和制造流程中為其提供幫助,與客戶發(fā)展緊密的長(zhǎng)期關(guān)系.

tyle="font-size:16px">  QANTEK CRYSTAL包括通孔和表面安裝提供的全面產(chǎn)品范圍：

tyle="font-size:16px">  title="石英晶體" target="_blank">石英晶體（XTAL）

tyle="font-size:16px">  時(shí)鐘振蕩器（XO）

tyle="font-size:16px">  壓控晶體振蕩器（VCXO）

tyle="font-size:16px">  溫度補(bǔ)償晶體振蕩器（TCXO）

tyle="font-size:16px">  烘箱控制晶體振蕩器（OCXOs）

tyle="font-size:16px">  石英晶體濾波器

tyle="font-size:16px">  title="陶瓷諧振器" target="_blank">陶瓷諧振器

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">精工是日本知名品牌tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">擁有先進(jìn)的生產(chǎn)技術(shù)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">產(chǎn)品陣容包括手表tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">精密儀器tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">時(shí)鐘晶振tyle="font-size:16px">,title="32.768K" target="_blank">32.768Ktyle="font-family:宋體;font-size:16px">音叉晶體等tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">精工領(lǐng)先世界的技術(shù)為各行各業(yè)的用戶提供了無數(shù)優(yōu)異的產(chǎn)品tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">如今tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">精工電子以精湛的技術(shù)人員制造出具有世界最高質(zhì)量和精度的高品質(zhì)機(jī)械表tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">并使用最先進(jìn)的生產(chǎn)線制造石英表機(jī)芯tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">石英晶體tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">以實(shí)現(xiàn)最大限度的自動(dòng)化tyle="font-size:16px">.

tyle="font-size:16px">  汽車系統(tǒng)所用到的晶振型號(hào)是比較多的,包括陶瓷晶振,target="_blank">tyle="font-size:16px">溫補(bǔ)晶振tyle="font-size:16px">,SMD晶體等多種類型,分布于汽車的各個(gè)系統(tǒng)中.村田陶瓷諧振器被用于廣泛的汽車應(yīng)用中,基于村田制作所多年來豐富的專業(yè)設(shè)計(jì)和制造技術(shù).

tyle="font-size:16px">  為什么客戶選擇村田制作所的CERALOCK陶瓷諧振器,以下表格介紹了title="村田晶振" target="_blank">村田晶振的優(yōu)勢(shì)之選.tyle="font-size:16px;word-spacing:-1.5px">村田陶瓷諧振器提供-40℃~85℃工業(yè)級(jí),-40℃~125℃汽車級(jí)范圍,符合汽車應(yīng)用要求,具有抗振性強(qiáng),耐惡劣環(huán)境等特點(diǎn).以下是用于汽車應(yīng)用的村田tyle="font-size: 16px; word-spacing: -1.5px;">title="陶瓷諧振器" target="_blank">陶瓷諧振器tyle="font-size:16px;word-spacing:-1.5px">CERALOCK®系列的型號(hào).

tyle="font-family:宋體;font-size:16px">  晶體單元由高穩(wěn)定性壓電title="石英晶體" target="_blank">石英晶體制成tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">起到機(jī)械諧振器的作用tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">晶體單元可以產(chǎn)生時(shí)鐘信號(hào)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">這對(duì)tyle="font-size:16px">ICtyle="font-family:宋體;font-size:16px">和tyle="font-size:16px">LSItyle="font-family:宋體;font-size:16px">的運(yùn)行至關(guān)重要tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">可實(shí)現(xiàn)高穩(wěn)定性tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">無需調(diào)整的性能和小型化tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  村田擁有世界領(lǐng)先的生產(chǎn)技術(shù)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">在生產(chǎn)電子元器件方面具有領(lǐng)導(dǎo)地位tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">一直以來村田所生產(chǎn)的title="陶瓷晶體" target="_blank">陶瓷晶體tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">陶瓷諧振器都是工廠企業(yè)所指定的品牌tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">隨著市場(chǎng)發(fā)展需求tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">石英貼片晶振變得無處不在tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">用于各行各業(yè)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">村田看準(zhǔn)時(shí)機(jī)研發(fā)生產(chǎn)石英晶振晶體tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">憑借自身豐富的生產(chǎn)經(jīng)驗(yàn)以及專業(yè)知識(shí)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">取得可觀成績(jī)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">獲得廣大用戶認(rèn)可tyle="font-size:16px">. tyle="font-family:宋體;font-size:16px">以下是tyle="font-size:16px">MuRata Crystaltyle="font-family:宋體;font-size:16px">生產(chǎn)晶振晶體單元的工廠tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">包括所在地區(qū)tyle="font-size:16px">.

tyle=" text-indent: 2em;"> tyle="font-family:宋體;font-size:16px">村田制作所是有名的頻率元件tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">電子元件生產(chǎn)制造商tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">擁有先進(jìn)的生產(chǎn)技術(shù)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">不管是title="貼片晶振" target="_blank">貼片晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">陶瓷晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">還是石英晶體tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">都在業(yè)內(nèi)取得了重大成績(jī)tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">村田晶振不止注重產(chǎn)品質(zhì)量tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">并且所生產(chǎn)的產(chǎn)品均符合歐盟tyle="font-size:16px">ROHStyle="font-family:宋體;font-size:16px">環(huán)保要求tyle="font-size:16px">.

tyle=" text-indent: 2em;"> tyle="font-family:宋體;font-size:16px">在tyle="font-size:16px">1996tyle="font-family:宋體;font-size:16px">年tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">村田制定了“環(huán)境危害物質(zhì)自愿管理計(jì)劃”tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">制定了村田自己的自愿監(jiān)管標(biāo)準(zhǔn)tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">從那時(shí)起tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">村田制作所一直努力減少并最終消除我們產(chǎn)品中含有的對(duì)環(huán)境有害的物質(zhì)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">領(lǐng)先于其他制造商tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">村田晶振集團(tuán)的自愿性監(jiān)管計(jì)劃還涵蓋了tyle="font-size:16px">RoHStyle="font-family:宋體;font-size:16px">指令中指定的六種物質(zhì)tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">村田制作所已采取措施tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">在宣布和執(zhí)行前tyle="font-size:16px">RoHS(2002/95/EC)tyle="font-family:宋體;font-size:16px">之前tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">從早期階段逐步淘汰tyle="font-size:16px">RoHStyle="font-family:宋體;font-size:16px">指定物質(zhì)tyle="font-size:16px">.

tyle=" text-indent: 2em;"> tyle="font-family:宋體;font-size:16px">導(dǎo)致晶振頻率差異的原因以及預(yù)防措施

tyle=" text-indent: 2em;"> tyle="font-family:宋體;font-size:16px">如果title="石英貼片晶振" target="_blank">石英貼片晶振實(shí)際振蕩頻率從標(biāo)稱頻率偏移tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">則將考慮以下原因：

tyle=" text-indent: 2em;"> tyle="font-size:16px">1.tyle="font-family:宋體;font-size:16px">晶體單元的實(shí)際驅(qū)動(dòng)電平超過其指定的最大值tyle="font-size:16px">.

tyle=" text-indent: 2em;"> tyle="font-size:16px">2.tyle="font-family:宋體;font-size:16px">實(shí)際負(fù)載電容與規(guī)范中的指定值不同

tyle=" text-indent: 2em;"> tyle="font-size:16px">3.tyle="font-family:宋體;font-size:16px">振蕩不正常

tyle=" text-indent: 2em;"> tyle="font-size:16px">3-1tyle="font-family:宋體;font-size:16px">、晶體單元的實(shí)際驅(qū)動(dòng)電平超過其指定的最大值tyle="font-size:16px">.

tyle=" text-indent: 2em;"> tyle="font-family:宋體;font-size:16px">重要的是晶體單元的實(shí)際驅(qū)動(dòng)電平在驅(qū)動(dòng)電平規(guī)范內(nèi)tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">過高的驅(qū)動(dòng)電平可能導(dǎo)致更高的振蕩頻率或更大的tyle="font-size:16px">R1.tyle="font-family:宋體;font-size:16px">如果要將驅(qū)動(dòng)器級(jí)別調(diào)低tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">可以采取以下措施tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">具體操作可參閱tyle="font-size:16px">”tyle="font-family:宋體;font-size:16px">是什么原因?qū)е碌氖⒕w振蕩頻率隨溫度漂移不正常tyle="font-size:16px">?”

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">村田制作所提供高性能表面聲波tyle="font-size:16px">(SAW)tyle="font-family:宋體;font-size:16px">射頻tyle="font-size:16px">(RF)tyle="font-family:宋體;font-size:16px">組件tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">包括濾波器tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">雙工器tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">諧振器和頻率控制器件tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">為tyle="font-size:16px">RFtyle="font-family:宋體;font-size:16px">工程師提供了來自全球一家制造商的各種基于tyle="font-size:16px">SAWtyle="font-family:宋體;font-size:16px">title="聲表面濾波器" target="_blank">聲表面濾波器的射頻元件選擇tyle="font-size:16px">.Murata SAWtyle="font-family:宋體;font-size:16px">技術(shù)在尺寸tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">性能tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">成本和上市時(shí)間方面處于行業(yè)領(lǐng)先地位tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">村田擁有最廣泛的tyle="font-size:16px">SAWtyle="font-family:宋體;font-size:16px">產(chǎn)品組合之一tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">頻率范圍可供tyle="font-size:16px">40MHztyle="font-family:宋體;font-size:16px">至tyle="font-size:16px">2.7GHz,tyle="font-family:宋體;font-size:16px">適用于蜂窩頻段tyle="font-size:16px">,ISMtyle="font-family:宋體;font-size:16px">頻段tyle="font-size:16px">,GPStyle="font-family:宋體;font-size:16px">和tyle="font-size:16px">GNSStyle="font-family:宋體;font-size:16px">頻段以及其他頻段tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">title="村田晶振" target="_blank">村田晶振集團(tuán)先進(jìn)的生產(chǎn)設(shè)施使其能夠?yàn)榇笈亢透咝阅苁袌?chǎng)提供tyle="font-size:16px">SAWtyle="font-family:宋體;font-size:16px">組件tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">在如今科技發(fā)展迅速的智能時(shí)代tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">每個(gè)人都希望技術(shù)能夠達(dá)到更好更優(yōu)異tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">對(duì)于移動(dòng)設(shè)備和可穿戴設(shè)備tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">在需要連接和訪問信息方面期望能夠達(dá)到更精準(zhǔn)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">更迅速tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">但其實(shí)不管是數(shù)據(jù)連接還是信息的訪問獲取tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">都離不開title="晶振" target="_blank">晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">時(shí)鐘振蕩器的應(yīng)用tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  我們假設(shè)如果沒有石英晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">沒有振蕩器tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">或者說使用了不合格的晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">title="貼片晶振" target="_blank">貼片晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">那么就會(huì)出現(xiàn)：設(shè)備電池壽命使用短tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">互聯(lián)網(wǎng)瀏覽不僅會(huì)變慢而且可能停止tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">電話短信和郵件不能發(fā)送等各種情況tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">直接影響了智能市場(chǎng)的發(fā)展tyle="font-size:16px">.

tyle="font-size:16px">  SiTimetyle="font-family:宋體;font-size:16px">用于移動(dòng)和可穿戴設(shè)備的tyle="font-size:16px">TCXOtyle="font-family:宋體;font-size:16px">晶振tyle="font-size:16px">,SiTime Crystaltyle="font-family:宋體;font-size:16px">可確保手機(jī)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">平板電腦tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">智能手表和健身追蹤頻段的可靠連接tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">此外tyle="font-size:16px">,Sitimetyle="font-family:宋體;font-size:16px">的定時(shí)解決方案使用的功率比title="石英晶體" target="_blank">石英晶體低tyle="font-size:16px">40tyle="font-family:宋體;font-size:16px">％tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">這意味著電池可以運(yùn)行更長(zhǎng)時(shí)間tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">村田株式會(huì)社擁有先進(jìn)的生產(chǎn)技術(shù)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">高端儀器設(shè)備tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">是業(yè)內(nèi)有名的電子元件制造商tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">億金電子憑借自身的努力獲得村田晶振代理權(quán)限tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">不僅提供村田title="陶瓷晶振" target="_blank">陶瓷晶振tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">村田石英晶體tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">同時(shí)代理村田濾波器tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">產(chǎn)品具有高精度tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">低功耗tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">高穩(wěn)定性能tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">下面是有關(guān)村田智能手機(jī)音頻電路噪聲濾波器的介紹tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">智能手機(jī)配備無線通信功能tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">如tyle="font-size:16px">2G/3G/LTEtyle="font-family:宋體;font-size:16px">無線局域網(wǎng)和藍(lán)牙tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">雖然智能手機(jī)在不斷升級(jí)tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">越來越多功能tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">但是更多的無線通信功能需要設(shè)計(jì)人員花費(fèi)更多的時(shí)間精力去處理電路的問題tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">以及因噪聲干擾問題導(dǎo)致的接收器靈敏度下降等tyle="font-size:16px">.

tyle="text-indent: 2em"> tyle="font-family:宋體;font-size:16px">智能手機(jī)通常通過tyle="font-size:16px">FPC(tyle="font-family:宋體;font-size:16px">柔性印刷電路tyle="font-size:16px">)tyle="font-family:宋體;font-size:16px">從主板連接到揚(yáng)聲器tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">此外tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">該tyle="font-size:16px">FPCtyle="font-family:宋體;font-size:16px">充當(dāng)發(fā)射噪聲并在許多情況下引起問題的天線tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">在這里tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">我們想描述智能手機(jī)音頻電路中使用的噪聲title="濾波器" target="_blank">濾波器的性能以及有關(guān)其使用的一些預(yù)防措施tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px"> 晶體諧振器是利用石英晶體的壓電效應(yīng)的一種被動(dòng)元器件tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">給title="石英晶體" target="_blank">石英晶體加上電壓的話tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">晶體tyle="font-size:16px">(tyle="font-family:宋體;font-size:16px">壓電體tyle="font-size:16px">)tyle="font-family:宋體;font-size:16px">會(huì)發(fā)生變形tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">從而振動(dòng)產(chǎn)生接近其固有振動(dòng)數(shù)的穩(wěn)定且高精度的頻率tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">以下所介紹到的是日本電波適用于消費(fèi)類電子應(yīng)用的tyle="font-size:16px">NX1610SEtyle="font-family:宋體;font-size:16px">晶振tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  適用于消費(fèi)類電子應(yīng)用的tyle="font-size:16px">NX1610SEtyle="font-family:宋體;font-size:16px">晶振是tyle="font-size:16px">NX1610SAtyle="font-family:宋體;font-size:16px">晶振技術(shù)更新后的升級(jí)版tyle="font-size:16px">32.768Ktyle="font-family:宋體;font-size:16px">貼片晶振tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">超薄小的體積延續(xù)了原有的性能tyle="font-size:16px">,tyle="font-family:宋體;font-size:16px">技術(shù)更新后具有更多優(yōu)勢(shì)之選tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  適用于消費(fèi)類電子應(yīng)用的tyle="font-size:16px">title="NX1610SE晶振" target="_blank">NX1610SE晶振tyle="font-family:宋體;font-size:16px">特性：

tyle="font-family:宋體;font-size:16px">  可對(duì)應(yīng)低tyle="font-size:16px">ESRtyle="font-family:宋體;font-size:16px">（等價(jià)串聯(lián)電阻）的表面貼裝音叉型晶體諧振器tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  低的tyle="font-size:16px">ESRtyle="font-family:宋體;font-size:16px">實(shí)現(xiàn)低的電力消費(fèi)tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  在消費(fèi)類電子、移動(dòng)通信用途發(fā)揮優(yōu)良的電氣特性tyle="font-size:16px">.

tyle="font-family:宋體;font-size:16px">  表面貼片型產(chǎn)品tyle="font-size:16px">.tyle="font-family:宋體;font-size:16px">（可對(duì)應(yīng)回流焊）

tyle="font-family:宋體;font-size:16px">  滿足無鉛焊接的回流溫度曲線要求tyle="font-size:16px">.