解答:晶振为什么是单片机系统的核心?
石英晶振一般采用三端式(考毕兹)交流等效振荡电路;实际的晶振交流等效电路中,其中Cv是用来调节振荡频率,一般用变容二极管加上不同的反偏电压来实现,这也是压控作用的机理;把晶体的等效电路代替晶体后。其中Co,C1,L1,RR是晶体的等效电路。
单片机晶振,也称为石英晶体振荡器,是单片机系统中不可或缺的元件之一。它能够为单片机提供稳定的时钟信号,确保单片机正常运行。在单片机系统中,晶振结合内部的电路,产生单片机所必需的时钟频率,单片机的一切指令的执行都是建立在这个基础上的。晶振提供的时钟频率越高,单片机的运行速度也就越快。因此,晶振可以说是单片机运行的基础,没有晶振,单片机就无法正常工作。
晶振的封装方式多种多样,其中常见的有DIP、SMD、VCXO和TCXO等。
采用双列直插式封装,引脚数量较多,便于手工插拔和焊接,常用于一些外围设备和低频振荡器领域。SMD封装晶振则具有尺寸小、重量轻、安装密度高、抗干扰能力强等特点,适用于高频领域,尤其在手持设备和通讯设备中广泛应用。VCXO封装晶振通过调整电压来改变晶振频率,具有高精度、高稳定性和高可靠性等特点,适用于频率同步、相位锁定等高要求场合。TCXO封装晶振则具有温度稳定性高、频率范围广、相位噪声低等特点,适用于精密测量、通讯卫星等领域。
单片机晶振的优势特点主要体现在以下几个方面:
1.晶振的时钟频率精度高,稳定性好,能够保证单片机的正常工作和数据处理准确性。
2.对于一些数据处理能力要求较高的项目,尤其是多个电路系统彼此需要信息通讯的项目,选用外部晶振的方案可以大大简化系统结构,提高可靠性和稳定性。
3.使用内部晶振还可以省去外部晶振,从而节约研发BOM元器件成本,降低生产成本。
因此,单片机晶振在电子系统以其高精度、高稳定性和高可靠性等特点,为单片机提供了可靠的时钟信号,确保了整个系统的正常运行。
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型号- OT322524MJBA4SL,OT705016.384MJBA4SL,X49SD12MSD2SC,X503224576MSB2GI,OT503224MJBA4SL,OT705022.1184MJBA4SL,OT705024MJBA4SL,X49SM5MSD2SC,OT322520MJBA4SL,X322524MOB4S,X49SD147456MSD2SC,OT322526MJBA4SL,X49SD25MSD2SC,OT705020MJBA4SL,X49SM73728MSD2SC-1,X503230MSB4S,OT503220MJBA4SL,X321532768KGD2SI,X50321356MSB2GI,OT7050125MJBA4SL,X49SM3579545MSD2SC-1,X49SD16384MSD2SC,X50328MSB4SI,X322526MOB4SI,X49SD110592MSD2SC,X49SM18432MSD2SC,X5032221184MRB2GI,OT201624.576MJBA4SL,X322520MSB4S,X49SD8MSD2SC,X49SD67458MSD2SC-1,X322512MOB4S,OT705050MJBA4SL,X32258MOB4SI,X701532768KGD4GI,X49SM8MSD2S,X49SD24MSD2SC,X322524MRB4SI,X49SD1431818MSD2SC,X503230MSB2G,O93225100MEDA4SI,X50322712MSB2GI,X322530MSB4S,X503225MSB4S,OB7050148.5MLDB6SI-00,OT201632MJBA4SL,X49SD13MSD2SC,OT252027MJBA4SL,X201616MOB4S,OT252012MJBA4SL,X49SD36864MSD2SC-1,X49SM10MSD2SC,X49SM16MSD2SC,OK705032.768KJBA4SL,X322512288MPB4SI,X503232MSB4S,X161032768KGD2SI,X322527MSB4S,OT705012.288MJBA4SL,OB7050156.25MLDB6SI-00,X503212MSB4SI,X32252712MSB4SI,OT201654MJBA4SL,X49SD24576MSD2SC,OT322540MJBA4SL,X322512MSB4SI,X49SM12288MSD2SC,OT705024.576MJBA4SL,OT322548MJBA4SL,X49SD3579545MSD2SC-1,X49SD12288MSD2SC,X49SM27MSD2SC,OB7050125MLDB6SI-00,X49SD1356MSD2SC,X206032768KGA2SC,X503248MSB4S,X49SD4096MSD2SC-1,OT201620MJBA4SL,X308032768KGB2SC,OT201626MJBA4SL,X201632MMB4SI,X49SM6MSD2SC,OT705011.0592MJBA4SL,X503216MSB2G,X32251431818MSB4SI,X322524MMB4SI,X49SD73728MSD2SC-1,OA7050125MEDB6SI-00,X503224MSB4S,X252012MMB4SI-24,OT503250MJBA4SL,OT705030MJBA4SL,X322526MMB4SI,OT3225100MJBA4SL,X322530MOB4S,X201232768KGD2SI,X49SD20MSD2SC,X322548MSB4S,X5032147456MSB2G,X49SM24MSD2SC,OT705016MJBA4SL,X49SM67458MSD2SC-1,X322525MQB4S,OT70508MJBA4SL,X503225MSB2G,OT252050MJBA4SL,X49SM4MSD2SC,X49SM147456MSD2SC,OT252025MJBA4SL,X322525MMB4SI,OT201612MJBA4SL,X322513MSB4S,X49SM25MSD2SC,X49SM2712MSD2SC,X503227MSB4SI,X49SD16MSD2SC,X49SM13MSD2SC,OT32252MJBA4SL,X206032768KGB2SC,OT705025MJBA4SL,OT705027MJBA4SL,X49SD8192MSD2SC-1,OT322527MJBA4SL,OT32258MJBA4SL,X322540MOB4S,X49SM8192MSD2SC-1,X49SM26MSD2SC,OT322525MJBA4SL,X161232MKB4SI,X49SM49152MSD2SC-1,X32252712MMB4SI,X503224576MSB4SI,OT503227MJBA4SL,X322516MSB4SI,X49SD221184MSD2SC,OT503225MJBA4SL,X322525MOB4S,X50328MSB2GI,OT201640MJBA4SL,OT252024MJBA4SL,X49SD18432MSD2SC,OT252026MJBA4SL,OT252020MJBA4SL,XC322512MOB4SA-18,X322512MMB4SI,X50321356MSB4SI,OT201648MJBA4SL,X322532MMB4SI,X49SM16384MSD2SC,X49SM20MSD2SC,OB7050100MLDB6SI-00,OC322550MJBA4SA-18,X503224MSB2G,X322516MLB4SI,X49SD49152MSD2SC-1,X503216MSB4S,OT322516MJBA4SL,OT50328MJBA4SL,OT322512MJBA4SL,X50322712MSB4SI,X201632MOB4S,OT705010MJBA4SL,X161032768KLD2SI,XC322525MOB4SA-18,XC32258MSB4SA-18,X49SD55296MSD2SC-1,X322516384MSB4SI,X322526MLB4S,X32251356MSB4SI,OT503212MJBA4SL,KHZ无源晶振,X49SM221184MSD2SC,X503218432MSB2GI,X49SD6MSD2SC,X322516MOB4SI,X322540MPB4S,X503220MSB2G,OT25208MJBA4SL,OT201625MJBA4SL,X201616MLB4S,X49SM8MSD2SC,X322532MOB4S,X49SM55296MSD2SC-1,X201232768KJD2SI,OT705040MJBA4SL,OT705048MJBA4SL,OT503240MJBA4SL,X201632MKB4SI,X49SM24576MSD2SC,X5032110592MSB2G,OK503232.768KJBA4SL,OT322524.576MJBA4SL,OT201624MJBA4SL,X49SM12MSD2SC,X503220MSB4S,OT705011.2896MJBA4SL,X161032768KJD2SI,X503227MSB2G,X49SD26MSD2SC,X322525MSB4SI,OT252048MJBA4SL,X503232MSB2G,OT252040MJBA4SL,X49SM110592MSD2SC,OT322512.288MJBA4SL,OK322532.768KJBA4SL,X49SD27MSD2SC,X49SD2712MSD2SC,X503212MSB2G,X49SD10MSD2SC,X49SD4MSD2SC,X201616MKB4S,X5032110592MSB4SI,X49SM4096MSD2SC-1,X322524MSB4SI,OT705012MJBA4SL,OT322550MJBA4SL,OT70504MJBA4SL,X322512MLB4S,X49SM1356MSD2SC,OT201616MJBA4SL,X5032221184MSB4S,OT503248MJBA4SL,X49SM36864MSD2SC-1,OT201627MJBA4SL,OK252032.768KJBA4SL,X50321431818MSB2G,X803832768KGD4GI
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【选型】应达利(Interquip)石英晶体谐振器/振荡器选型表
目录- 石英晶体谐振器/振荡器
型号- 1601-06005-BKBQYA,5NAA25000201KF80Q2,5YAA25000201KF60Q1,1491-27005-BKBQGA,5YAA24000201KF60Q1,1491-50005-BKBQGA,1651-06005-BKBQYA,1651-24575-BTBQYA,5YAA27000201KF60Q1,5YMA40000151SF40Q1,5ZAA25000201KF80Q2,5UAA11059202KF60Q3,5NMA25000202KF80Q3,5UAA25000202KF30Q3,5YAA40000181KF40Q1,5YAA40000101KF40Q1,5YAA40000121KF40Q1,5ZAA40000121KF60Q2,5YMA16000121KF80Q2,1681-24005-BTBQYA,5YAA11059101KFA2Q1,1631-18435-BKBQYA,5UAA11059203TF40Q3,5UAA20000202KF30Q3,5YMA16000091KF80Q2,1651-11055-BKBQYA,5NAA27120081KF80Q2,1491-20005-BTBQGA,5YMA24000121KF40Q2,1601-12005-BKBQYA,1491-25005-BKBQGA,1601-08005-BKBQYA,1651-37125-BTBQYA,5XAA24000122KF60Q3,1631-10005-BKBQYA,5HIA04000223TFA5P3,1651-04005-BKBQYA,1681-25005-BTBQYA,5XAA08000202KF80Q3,5VAA10000182KF60Q3,5VAA12000182KF60Q3,5YAA30000101KF40Q1,5UAA24576202KF30Q3,1491-40005-BKBQGA,1601-50005-BIBQYA,5NMA25000203SF80Q3,5NMA32000102KFA0Q3,5NMA25000102KF50Q3,5VAA24000202KF40Q3,5VAA25000202KF40Q3,1491-16385-BTBQGA,1631-54005-BKBQYA,1651-24005-BKBQYA,5VAA27000202KF40Q3,5XIA25000203FF50K3,5YAA12000201KFA0Q1,5YAA25000082TF30Q2,5NMA24000182KF50Q3,5MAA40000102KF80Q2,5YAA16000091KF80Q1,5XAA12288202KF60Q3,5XAA25000102KF40Q3,1491-02045-BKBQGA,5VAA08000203IF80Q5,1631-04095-BKBQYA,5YAA25000151KF60Q1,5NMA27000102KF50Q3,5UAA16000162KF40Q3,5YAA25000201SF30Q1,5YAA16000121KF80Q1,1601-02045-BKBQYA,1601-25005-BKBQYA,5YMA25000121KF50Q2,5YAA12288101KFA0Q1,1601-10005-BKBQYA,1491-08005-BKBQGA,1651-02045-BKBQYA,1631-04005-BKBQYA,5YAA12000161KFA0Q1,5YAA24000091KF60Q1,5YMA27000121KF50Q2,5NAA32000081KF60Q2,5NMA25000062KF80Q3,1651-33005-BKBQYA,1631-12005-BKBQYA,1631-20005-BKBQYA,5NAA16000091KFB0Q2,5NMA26000091KFA0Q1,1491-24005-BKBQGA,1631-37125-BTBQYA,1651-01845-BKBQYA,1601-04005-BKBQYA,1651-26005-BKBQYA,5XAA25000202KF40Q3,5VAA11059162KF60Q3,1631-40005-BKBQYA,5MAA32000082KF80Q2,5YAA24000121KF60Q1,5YAA27000101KF60Q1,5XAA08000162KFA0Q3,1651-12005-BKBQYA,5XAA24000182KF60Q3,5XAA12000202KF60Q3,5YAA40000201KF40Q1,1631-25005-BKBQYA,5XAA20000102KF60Q3,5YMA12000121KFA0Q2,1491-10005-BKBQGA,1651-20005-BKBQYA,1631-24575-BKBQYA,5YAA20000121KF60Q1,5NAA24000101KF80Q2,5XAA27120202KF40Q3,5YAA27120101KF60Q1,1601-24005-BKBQYA,1631-02045-BKBQYA,5VAA24000182KF40Q3,5NAA50000073TF30Q3,5ZAA40000151KF60Q2,5UAA08000182KF80Q3,5MAA24000082KFB0Q2,5YMA20000181KF60Q2,5VAA20000182KF40Q3,5ZAA12000101KFA0Q2,5VAA08000202KF80Q3,5YAA12000081KFA0Q1,1651-40005-BKBQYA,5XAA25000122KF40Q3,5ZAA16000101KFA0Q1,5YAA16000181KF80Q1,1631-L3275-BTBQYA,5YAA16000101KF80Q1,1491-20005-BKBQGA,1631-12285-BKBQYA,1601-12005-BFBQYA,1491-12005-BKBQGA,5VAA16000182KF40Q3,5YAA32000201KF40Q1,1631-30005-BKBQYA,5XAA20000202KF60Q3,1651-18435-BKBQYA,5YAA14745121KFA0Q1,5YAA40000151KF40Q1,5ZAA2600012YSF30QB,5MAA27120102KFA0Q2,1651-24575-BKBQYA,5YAA40000101SF30Q1,5MAA48000082KF80Q2,5XIA08000203KF80P3,1651-48005-DTGQYA,1491-11055-BKBQGA,5UAA06000182IFA0Q3,1631-08005-BKBQYA,1491-04005-BKBQGA,5YAA25000181KF60Q1,5YAA27000181KF60Q1,5YAA24000181KF60Q1,1631-24005-BKBQYA,5MAA26000082KFA0Q2,5YAA25000161KF60Q1,5YAA48000081KF40Q1,1651-04095-BKBQYA,1651-27005-BTOQYB,5YAA27000121KF60Q1,1631-11055-BKBQYA,5NAA24000121KF80Q2,5XAA08000182KFA0Q3,5YAA26000101KF60Q1,5YAA20000181KF60Q1,5YAA25000101KF60Q1,5ZAA27120101KF80Q2,1491-48005-BKBQGA,5MAA38400102KF80Q2,5YMA12000101KFA0Q2,5YAA24000101KF60Q1,5YAA25000121TF25Q2,5NMA26000092KFA0Q3,5VAA25000162KF40Q3,5ZAA25000121KF80Q2,5ZAA26000121KF80Q2,1631-33005-BKBQYA,1651-54005-BKBQYA,5ZAA24000121KF80Q2,1631-06005-BKBQYA,1651-27005-BKBQYA,5VAA24000162KF40Q3,5NAA20000101KFA0Q2,5YAA27120201KF60Q1,5YAA13560101KFA0Q1,5YAA08000121KFD0Q3,5NAA27120101KF80Q2,1601-16385-BTBQYA,5NAA40000081SF80QB,1631-16005-BKBQYA,5ZAA16000091TFA0Q2,5XAA24000202KF60Q3,5XAA26000182KF40Q3,1601-50005-BKBQYA,5YMA26000071SF30Q1,1631-26005-BKBQYA,5UIA08000163KF80K3,5ZAA12000123TFA5Q3,1491-12505-BKBQGA,1651-10005-BKBQYA,5UAA10000162KF60Q3,5YMA27000101KF50Q2,1631-01845-BKBQYA,5YMA25000101KF50Q2,5UAA19440142KF30Q3,5YAA24000081KF60Q1,5YAA12000181KFA0Q1,1631-27005-BTBQYA,5XAA12000102KF60Q3,5YAA19200101KF80Q1,5YAA19200121KF80Q1,1601-48005-BKBQYA,1651-48005-BKBQYA,1631-27005-BKBQYA,5UAA06000202KFA0Q3,5VAA12000202KF60Q3,5NAA26000081KF80Q2,5UAA25000302KF30Q3,5MAA48000081KF80Q1,5YAA12000101KFA0Q1,1651-16005-BKBQYA,5YAA12288202KFA0Q1,5VAA20000202KF40Q3,1631-50005-BKBQYA,5YMA19200121KF60Q2,5YAA12000121KFA0Q1,5XAA26000202KF40Q3,5NAA24000101SF80Q1,1601-24005-BIBQYA,5XAA16000182KF60Q3,5YAA40000151SF40Q1,5NAA27000101KF80Q2,5YAA25000121KF60Q1,1631-16385-BKBQYA,1651-12285-BKBQYA,1601-27005-BKBQYA,5YAA24000161KF60Q1,5VAA20000181SF35Q3,5VAA11059162IF60Q5,1651-08005-BKBQYA,1491-04095-BKBQGA,1631-48005-BKBQYA,1651-30005-BKBQYA,5VAA13560122KF60Q3,5XAA12000203TF60Q5,1651-16385-BKBQYA,5YAA12000151KFA0Q1,1651-50005-BKBQYA,5NMA32000102SFA0Q2,1491-06005-BKBQGA,5YMA26000091SF30Q1,5YAA48000101KF40Q1
32.768kHz晶振的封装类型大揭秘
32.768kHz晶振的封装类型大揭秘!本文中TROQ创捷电子来为大家介绍32.768kHz晶振的两种封装类型:插件封装和贴片封装,希望对各位工程师朋友有所帮助。
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关于晶振的市场行业分析
晶振是一种被广泛使用的电子部件,用于电子设备中的时钟电路,包括计算机、手机、通讯设备等。晶振行业市场作为电子行业中成长最快的一种行业,已经成为各种电子设备的核心之一。本文将对晶振行业市场进行分析报告。
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贴片晶振与插件晶振比较有哪些优势?
贴片晶振和插件晶振比较,有哪些优势呢?主要的优势体现在哪些方便呢?本文中TROQ创捷电子来为大家介绍一二,希望对各位工程师朋友有所帮助。
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电子商城
现货市场
服务
测试范围:扬兴晶振全系列晶体,通过对晶体回路匹配分析,调整频率、驱动功率和起振能力,解决频偏、不起振、干扰、频率错误等问题。技术专家免费分析,测完如有问题,会进一步晶振烧录/修改电路。
实验室地址: 深圳 提交需求>
提供CE测试服务,通过晶体回路匹配分析,给出测试报告。支持EPSON所有MHz无源晶体、32.768KHz晶体。支持到场/视频直播测试,资深专家全程指导。
实验室地址: 深圳/上海 提交需求>
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