晶(jing)振(zhen)—處(chu)于頻率信號的(de)(de)(de)(de)器件(jian)，現(xian)在電子設(she)備中，晶(jing)振(zhen)為(wei)其(qi)中心器件(jian)或(huo)者(zhe)稱之為(wei)心臟。如(ru)果某個晶(jing)振(zhen)無(wu)輸(shu)出(chu)，其(qi)對應(ying)(ying)的(de)(de)(de)(de)電路不(bu)能工(gong)(gong)作；射頻系統(tong)中，晶(jing)振(zhen)不(bu)工(gong)(gong)作，正(zheng)在射頻通道將關(guan)閉(bi)；不(bu)管數字電路應(ying)(ying)用還是(shi)射頻電路，都會(hui)導致部分系統(tong)癱(tan)瘓甚至整個系統(tong)癱(tan)瘓，使(shi)得相(xiang)應(ying)(ying)設(she)備功(gong)能性失效。振(zhen)動條(tiao)件(jian)與(yu)(yu)功(gong)率譜密度：功(gong)率譜密度是(shi)描述振(zhen)動條(tiao)件(jian)的(de)(de)(de)(de)，不(bu)同(tong)的(de)(de)(de)(de)應(ying)(ying)用場合或(huo)者(zhe)要求會(hui)對應(ying)(ying)不(bu)同(tong)功(gong)率譜密度曲線。要求晶(jing)振(zhen)可以在條(tiao)件(jian)下正(zheng)常(chang)工(gong)(gong)作。以及通過(guo)其(qi)他(ta)指標體現(xian)晶(jing)振(zhen)在此條(tiao)件(jian)的(de)(de)(de)(de)工(gong)(gong)作狀態。如(ru)穩定(ding)(ding)度，相(xiang)位噪聲等。抗(kang)振(zhen)動與(yu)(yu)否-多決定(ding)(ding)于晶(jing)體以及晶(jing)振(zhen)的(de)(de)(de)(de)組裝技術(shu)無(wu)源晶(jing)振(zhen)原裝選深圳市凱(kai)軒(xuan)業(ye)科技有限公司(si)。無(wu)源晶(jing)振(zhen)哪家好

晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)，全稱叫晶(jing)(jing)(jing)(jing)體震蕩器，對(dui)于(yu)電(dian)(dian)(dian)路的(de)(de)(de)單(dan)片(pian)機(ji)來(lai)說，晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)的(de)(de)(de)作(zuo)用(yong)(yong)非常大，晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)可以分為(wei)有(you)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)和無(wu)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)兩類。那這里(li)凱軒業電(dian)(dian)(dian)子主要(yao)(yao)為(wei)大家介紹一(yi)下，什么是(shi)(shi)有(you)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)。有(you)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)不需(xu)(xu)要(yao)(yao)芯片(pian)內部有(you)振(zhen)(zhen)(zhen)蕩器，信(xin)(xin)號(hao)質(zhi)量好(hao)，比較(jiao)(jiao)穩定，而(er)且連接方式相對(dui)簡單(dan)(主要(yao)(yao)是(shi)(shi)做好(hao)電(dian)(dian)(dian)源(yuan)濾(lv)波，通(tong)(tong)常使用(yong)(yong)一(yi)個(ge)(ge)電(dian)(dian)(dian)容(rong)和電(dian)(dian)(dian)感(gan)構成的(de)(de)(de)PI型濾(lv)波網(wang)絡，輸出(chu)端用(yong)(yong)一(yi)個(ge)(ge)小阻值的(de)(de)(de)電(dian)(dian)(dian)阻過(guo)濾(lv)信(xin)(xin)號(hao)即可)，不需(xu)(xu)要(yao)(yao)復雜的(de)(de)(de)配置電(dian)(dian)(dian)路有(you)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)通(tong)(tong)常的(de)(de)(de)用(yong)(yong)法(fa):一(yi)腳懸空，二腳接地，三(san)腳接輸出(chu)，四腳接電(dian)(dian)(dian)壓。相對(dui)于(yu)無(wu)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)，有(you)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)的(de)(de)(de)缺陷是(shi)(shi)其信(xin)(xin)號(hao)電(dian)(dian)(dian)平(ping)是(shi)(shi)固定的(de)(de)(de)，需(xu)(xu)要(yao)(yao)選擇好(hao)合(he)適輸出(chu)電(dian)(dian)(dian)平(ping)，靈活性較(jiao)(jiao)差(cha)，而(er)且價格高。對(dui)于(yu)時序要(yao)(yao)求敏感(gan)的(de)(de)(de)應用(yong)(yong)，個(ge)(ge)人認為(wei)還是(shi)(shi)有(you)源(yuan)的(de)(de)(de)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)好(hao)，因為(wei)可以選用(yong)(yong)比較(jiao)(jiao)精(jing)密(mi)的(de)(de)(de)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)濟(ji)甚至是(shi)(shi)高級(ji)上(shang)海無(wu)源(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)哪家好(hao)線性穩壓電(dian)(dian)(dian)源(yuan)是(shi)(shi)直流穩壓電(dian)(dian)(dian)源(yuan)，凱軒業科技致力于(yu)研發設(she)計。

無(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen) 有源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen):晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)是為電(dian)路提供(gong)頻(pin)(pin)(pin)(pin)(pin)率(lv)基準的(de)(de)(de)(de)元器(qi)(qi)(qi)(qi)件(jian)，通(tong)(tong)常(chang)分成有源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)和無(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)兩(liang)個(ge)大類(lei)，無(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)需要(yao)芯片(pian)內(nei)(nei)部有振(zhen)(zhen)(zhen)(zhen)(zhen)蕩器(qi)(qi)(qi)(qi)，并且晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)的(de)(de)(de)(de)信(xin)(xin)號電(dian)壓(ya)根(gen)據起振(zhen)(zhen)(zhen)(zhen)(zhen)電(dian)路而(er)定，允(yun)許不(bu)同(tong)的(de)(de)(de)(de)電(dian)壓(ya)，但(dan)無(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)通(tong)(tong)常(chang)信(xin)(xin)號質(zhi)量(liang)和精(jing)度較差，需要(yao)精(jing)確匹配外部電(dian)路(電(dian)感(gan)、電(dian)容(rong)、電(dian)陽等)，如(ru)需更(geng)換晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)時要(yao)同(tong)時更(geng)換外部的(de)(de)(de)(de)電(dian)路。有源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)不(bu)需要(yao)芯片(pian)的(de)(de)(de)(de)內(nei)(nei)部振(zhen)(zhen)(zhen)(zhen)(zhen)蕩器(qi)(qi)(qi)(qi)，可(ke)以提供(gong)高(gao)精(jing)度的(de)(de)(de)(de)頻(pin)(pin)(pin)(pin)(pin)率(lv)基準，信(xin)(xin)號質(zhi)量(liang)也(ye)較無(wu)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)晶(jing)振(zhen)(zhen)(zhen)(zhen)(zhen)要(yao)好。壓(ya)控(kong)(kong)振(zhen)(zhen)(zhen)(zhen)(zhen)蕩器(qi)(qi)(qi)(qi)產生周期性的(de)(de)(de)(de)輸出(chu)(chu)信(xin)(xin)號，如(ru)果其(qi)輸出(chu)(chu)頻(pin)(pin)(pin)(pin)(pin)率(lv)低于參考信(xin)(xin)號的(de)(de)(de)(de)頻(pin)(pin)(pin)(pin)(pin)率(lv)，鑒相器(qi)(qi)(qi)(qi)通(tong)(tong)過電(dian)荷(he)放大器(qi)(qi)(qi)(qi)改變(bian)控(kong)(kong)制(zhi)電(dian)壓(ya)使(shi)(shi)壓(ya)控(kong)(kong)振(zhen)(zhen)(zhen)(zhen)(zhen)蕩器(qi)(qi)(qi)(qi)就的(de)(de)(de)(de)輸出(chu)(chu)頻(pin)(pin)(pin)(pin)(pin)率(lv)提高(gao)。如(ru)果壓(ya)控(kong)(kong)振(zhen)(zhen)(zhen)(zhen)(zhen)蕩器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)輸出(chu)(chu)頻(pin)(pin)(pin)(pin)(pin)率(lv)高(gao)于參考信(xin)(xin)號的(de)(de)(de)(de)頻(pin)(pin)(pin)(pin)(pin)率(lv)，鑒相器(qi)(qi)(qi)(qi)通(tong)(tong)過電(dian)荷(he)放大器(qi)(qi)(qi)(qi)改變(bian)控(kong)(kong)制(zhi)電(dian)壓(ya)使(shi)(shi)壓(ya)控(kong)(kong)振(zhen)(zhen)(zhen)(zhen)(zhen)蕩器(qi)(qi)(qi)(qi)就的(de)(de)(de)(de)輸出(chu)(chu)頻(pin)(pin)(pin)(pin)(pin)率(lv)降(jiang)低。低通(tong)(tong)濾波器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)作用(yong)是平滑電(dian)荷(he)放大器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)輸出(chu)(chu)，這樣在(zai)鑒相器(qi)(qi)(qi)(qi)進(jin)行微小調(diao)整的(de)(de)(de)(de)時候，系(xi)統(tong)趨向(xiang)一個(ge)穩態。

有(you)(you)源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)振(zhen)(zhen)有(you)(you)4只引腳[1]是(shi)一個完整的振(zhen)(zhen)蕩(dang)器，里(li)面除了石英晶(jing)(jing)(jing)體外，還(huan)有(you)(you)晶(jing)(jing)(jing)體管和阻(zu)容(rong)元件(jian)。有(you)(you)源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)振(zhen)(zhen)不(bu)需(xu)(xu)要(yao)(yao)DSP的內部(bu)振(zhen)(zhen)蕩(dang)器，信(xin)(xin)號(hao)質量好，比較穩(wen)定，而且連接方(fang)式相(xiang)(xiang)(xiang)對(dui)(dui)簡單（主(zhu)要(yao)(yao)是(shi)做(zuo)好電(dian)源(yuan)(yuan)(yuan)(yuan)濾(lv)波(bo)，通(tong)常使用一個電(dian)容(rong)和電(dian)感(gan)構成的PI型(xing)濾(lv)波(bo)網絡，輸出(chu)端用一個小(xiao)阻(zu)值的電(dian)阻(zu)過濾(lv)信(xin)(xin)號(hao)即可），不(bu)需(xu)(xu)要(yao)(yao)復(fu)雜的配置電(dian)路。相(xiang)(xiang)(xiang)對(dui)(dui)于(yu)無源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)體，有(you)(you)源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)振(zhen)(zhen)的缺陷(xian)是(shi)其(qi)信(xin)(xin)號(hao)電(dian)平(ping)(ping)是(shi)固定的，需(xu)(xu)要(yao)(yao)選(xuan)擇好合適輸出(chu)電(dian)平(ping)(ping)，靈活性較差(cha)，價(jia)格(ge)相(xiang)(xiang)(xiang)對(dui)(dui)較高(gao)。對(dui)(dui)于(yu)時序要(yao)(yao)求敏感(gan)的應用，還(huan)是(shi)有(you)(you)源(yuan)(yuan)(yuan)(yuan)的晶(jing)(jing)(jing)振(zhen)(zhen)好，因(yin)此可以選(xuan)用比較精密的晶(jing)(jing)(jing)振(zhen)(zhen)，甚至是(shi)高(gao)級的溫(wen)度補償(chang)晶(jing)(jing)(jing)振(zhen)(zhen)。有(you)(you)些DSP內部(bu)沒有(you)(you)起振(zhen)(zhen)電(dian)路，只能(neng)使用有(you)(you)源(yuan)(yuan)(yuan)(yuan)的晶(jing)(jing)(jing)振(zhen)(zhen)，如TI的6000系列等。有(you)(you)源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)振(zhen)(zhen)相(xiang)(xiang)(xiang)比于(yu)無源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)體通(tong)常體積較大，許(xu)多(duo)有(you)(you)源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)振(zhen)(zhen)是(shi)表貼的，體積和晶(jing)(jing)(jing)體相(xiang)(xiang)(xiang)當，有(you)(you)的甚至比許(xu)多(duo)晶(jing)(jing)(jing)體還(huan)要(yao)(yao)小(xiao)。深(shen)圳市凱軒業科(ke)技有(you)(you)限公(gong)司(si)，無源(yuan)(yuan)(yuan)(yuan)晶(jing)(jing)(jing)振(zhen)(zhen)信(xin)(xin)賴之選(xuan)。

有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)和無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)在電(dian)(dian)(dian)子學(xue)上，通常將含有(you)(you)(you)(you)(you)(you)晶(jing)(jing)(jing)(jing)體(ti)管(guan)(guan)元(yuan)件(jian)的(de)(de)(de)電(dian)(dian)(dian)路(lu)(lu)稱作(zuo)“有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)電(dian)(dian)(dian)路(lu)(lu)”(如有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)音箱、有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)濾波器(qi)等），而(er)但由阻容元(yuan)件(jian)組成的(de)(de)(de)電(dian)(dian)(dian)路(lu)(lu)稱作(zuo)“無(wu)源(yuan)(yuan)電(dian)(dian)(dian)路(lu)(lu)”。電(dian)(dian)(dian)腦(nao)中的(de)(de)(de)晶(jing)(jing)(jing)(jing)體(ti)振(zhen)(zhen)(zhen)(zhen)蕩(dang)(dang)器(qi)也分為無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)和有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)兩種類型。無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)與有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)的(de)(de)(de)英文(wen)名稱不同，無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)為crystal（晶(jing)(jing)(jing)(jing)體(ti))，而(er)有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)則叫做oscillator（振(zhen)(zhen)(zhen)(zhen)蕩(dang)(dang)器(qi))。無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)是(shi)有(you)(you)(you)(you)(you)(you)2個引(yin)腳(jiao)的(de)(de)(de)無(wu)極(ji)性(xing)元(yuan)件(jian)，需要借助(zhu)于時(shi)鐘(zhong)電(dian)(dian)(dian)路(lu)(lu)才能產生振(zhen)(zhen)(zhen)(zhen)蕩(dang)(dang)信(xin)號，自身無(wu)法振(zhen)(zhen)(zhen)(zhen)蕩(dang)(dang)起(qi)來，所以“無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)”這個說法并不準確(que)；有(you)(you)(you)(you)(you)(you)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)有(you)(you)(you)(you)(you)(you)4只(zhi)引(yin)腳(jiao)，是(shi)一個完(wan)整的(de)(de)(de)振(zhen)(zhen)(zhen)(zhen)蕩(dang)(dang)器(qi)，其中除了(le)石英晶(jing)(jing)(jing)(jing)體(ti)外，還有(you)(you)(you)(you)(you)(you)晶(jing)(jing)(jing)(jing)體(ti)管(guan)(guan)和阻容元(yuan)件(jian)，因此體(ti)積較大。無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)選深圳市凱軒業(ye)電(dian)(dian)(dian)子，歡迎━(*｀?′*)ノ亻(ren)!親的(de)(de)(de)到(dao)來。現代化無(wu)源(yuan)(yuan)晶(jing)(jing)(jing)(jing)振(zhen)(zhen)(zhen)(zhen)有(you)(you)(you)(you)(you)(you)哪些

無源(yuan)晶(jing)振深圳市凱軒業(ye)科技有(you)限公司(si)，歡迎親(qin)咨詢。無源(yuan)晶(jing)振哪家好

1、一般的(de)晶(jing)振(zhen)(zhen)(zhen)作(zuo)(zuo)用是產(chan)生振(zhen)(zhen)(zhen)蕩，晶(jing)振(zhen)(zhen)(zhen)有(you)(you)不同(tong)(tong)(tong)的(de)頻(pin)(pin)率(lv)(lv)(lv)，可(ke)以(yi)使電(dian)(dian)路工作(zuo)(zuo)在(zai)穩定(ding)(ding)的(de)頻(pin)(pin)率(lv)(lv)(lv)范圍(wei)之(zhi)內，它是給集成電(dian)(dian)路的(de)啟振(zhen)(zhen)(zhen)器件，晶(jing)振(zhen)(zhen)(zhen)就是步調基準、穩定(ding)(ding)頻(pin)(pin)率(lv)(lv)(lv)、選擇頻(pin)(pin)率(lv)(lv)(lv)。幾乎所(suo)有(you)(you)工業，科技，車載，數碼(ma)電(dian)(dian)子(zi)等多個(ge)(ge)(ge)領域都可(ke)以(yi)用得上晶(jing)振(zhen)(zhen)(zhen)。2、晶(jing)振(zhen)(zhen)(zhen)在(zai)電(dian)(dian)路中的(de)作(zuo)(zuo)用是為系統(tong)(tong)提(ti)供(gong)基本(ben)的(de)時鐘(zhong)信(xin)號(hao)。通(tong)常一個(ge)(ge)(ge)系統(tong)(tong)共用一個(ge)(ge)(ge)晶(jing)振(zhen)(zhen)(zhen)，便于各(ge)部分(fen)保持同(tong)(tong)(tong)步。有(you)(you)些(xie)通(tong)訊系統(tong)(tong)的(de)基頻(pin)(pin)和射頻(pin)(pin)使用不同(tong)(tong)(tong)的(de)晶(jing)振(zhen)(zhen)(zhen)，而通(tong)過電(dian)(dian)子(zi)調整(zheng)頻(pin)(pin)率(lv)(lv)(lv)的(de)方法(fa)保持同(tong)(tong)(tong)步。3、晶(jing)振(zhen)(zhen)(zhen)通(tong)常與鎖相(xiang)環電(dian)(dian)路配合使用，以(yi)提(ti)供(gong)系統(tong)(tong)所(suo)需(xu)的(de)時鐘(zhong)頻(pin)(pin)率(lv)(lv)(lv)。如果不同(tong)(tong)(tong)子(zi)系統(tong)(tong)需(xu)要不同(tong)(tong)(tong)頻(pin)(pin)率(lv)(lv)(lv)的(de)時鐘(zhong)信(xin)號(hao)，可(ke)以(yi)用與同(tong)(tong)(tong)一個(ge)(ge)(ge)晶(jing)振(zhen)(zhen)(zhen)相(xiang)連的(de)不同(tong)(tong)(tong)鎖相(xiang)環來提(ti)供(gong)無源(yuan)晶(jing)振(zhen)(zhen)(zhen)哪家好

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