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- [新闻资讯]什么是相位噪声和抖动ECS晶振的两大核心解析2026年07月23日 11:48
<b>什么是相位噪声和抖动ECS晶振的两大核心解析b><br /> 理想的时钟方波信号,每一个上升沿,下降沿都会在绝对精准的时间点准时出现,周期完全均匀,时序绝对规整.但实际电路中,受晶片热噪声,电源纹波,电磁干扰,温度漂移,器件老化等因素影响,时钟边沿会出现微小的,无规律的偏移,时而提前,时而滞后.这种实际时钟边沿与理想标准时间位置的偏差误差,就叫做时钟抖动(Jitter).它是纯粹的时域指标,聚焦"时间准不准".<br /> 从频域频谱角度观察,理想晶振输出的时钟信号,能量应该完全集中在单一中心频率点,波形纯净,无杂波,无旁瓣.但实际工作中,时钟信号会产生微小的相位波动,导致信号能量向中心频率两侧扩散,形成类似"裙摆"的噪声基底与离散杂散波.这种时钟信号在频域上的频谱杂散与能量扩散程度,就是相位噪声.它是纯粹的频域指标,聚焦"信号纯不纯",专门用来衡量高频射频,通信系统的时钟质量.
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阅读(54)
- [新闻资讯]深度解析Rakon瑞康晶振相位噪声与时序抖动2026年07月21日 17:01
<b>深度解析Rakon瑞康晶振相位噪声与时序抖动b><br /> 依托全套核心技术加持,Rakon瑞康TCXO,OCXO系列产品在相位噪声,时序抖动指标上全面领跑行业,精准适配高端设备严苛标准.<br /> 超低相位噪声表现:主流高频TCXO产品可实现-130dBc/Hz@100Hz,-150dBc/Hz@1kHz的优质相噪指标,近端与远端噪声底噪极低,频谱纯净度远超同尺寸传统石英晶振;高端Mercury+™架构OCXO相位噪声性能达到仪器级,军工级水准,可满足基站核心时序,精密测试,航天测控的极致低噪声需求.<br /> 极致低时序抖动表现:得益于纯净载波输出与动态误差实时修正,Rakon集成式晶振时序抖动控制在飞秒级,全程时序边沿规整,偏移量极小,无瞬时跳变,无动态漂移,完美匹配高速数据传输,多传感器时序融合,精密同步授时等高规整度时序场景.<br /> 全工况指标一致性:依托半导体标准化ASIC制程,Rakon晶振跨批次,跨产品噪声与抖动指标高度统一,无传统分立晶振的参数离散问题,量产品质稳定,彻底解决高端设备批量调试参数不一,良率波动的痛点.
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<b>EX-423晶体振荡器赋能电池供电设备精准计时设计b><br /> 在电池供电,长期无人值守的工况下,极易出现计时走时不准,定时任务失效,休眠唤醒错乱,数据时序错位等问题,不仅大幅影响设备运行逻辑与数据可靠性,还会加速电池电量消耗,缩短设备续航周期,极大制约超低功耗终端产品的性能升级与体验优化.针对电池供电类设备的长效精准计时刚需与低功耗设计痛点,Microchip(微芯科技)重磅推出全新EX-423真空微型晶体振荡器,以真空封装工艺,微型化极致尺寸,业界超低运行功耗,超高频率稳定度,极低老化漂移的硬核优势,成为当下低功耗,电池供电类电子产品的首选核心计时解决方案.
block-data="false" data-lark-html-role="root" data-page-id="QOGnd2b1EodTyMxvVz2cCB8jnJc">b1EodTyMxvVz2cCB8jnJc","text":{"initialAttributedTexts":{"text":{"0":"在电池供电、长期无人值守的工况下,极易出现计时走时不准、定时任务失效、休眠唤醒错乱、数据时序错位等问题,不仅大幅影响设备运行逻辑与数据可靠性,还会加速电池电量消耗、缩短设备续航周期,极大制约超低功耗终端产品的性能升级与体验优化。针对电池供电类设备的长效精准计时刚需与低功耗设计痛点,Microchip(微芯科技)重磅推出全新EX-423真空微型晶体振荡器,以真空封装工艺、微型化极致尺寸、业界超低运行功耗、超高频率稳定度、极低老化漂移的硬核优势,成为当下低功耗、电池供电类电子产品的首选核心计时解决方案。"},"attribs":{"0":"*0*1+4g*0*1*2+h*0*1+23"}},"apool":{"numToAttrib":{"0":["ai-extra","{\"is_ai_gen\":true,\"rewrite_command\":1}"],"1":["author","7592593332774128587"],"2":["bold","true"]},"nextNum":3}},"type":"text","referenceRecordMap":{},"extra":{"channel":"saas","isEqualBlockSelection":false,"pasteRandomId":"32d55af5-70e0-4752-b3a7-32b255a0a12c","mention_page_title":{},"external_mention_url":{}},"isKeepQuoteContainer":false,"isFromCode":false,"selection":[{"id":3,"type":"text","selection":{"start":62,"end":314},"recordId":"RME7fIOQCdrw0LctQfWcFvcSn4g"}],"payloadMap":{},"isCut":false}'>- 阅读(599)
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<b>探秘Abracon艾博康晶振的微型模压电感器b><br /> 传统绕线功率电感,贴片电感普遍存在体积偏大,屏蔽性差,漏磁严重,温升过高,高频损耗大,批量一致性弱等痛点,难以适配当下超薄机身,微型模块,高密度PCB,高频高速电路的设计需求.针对行业微型化,高效率,低干扰,高可靠的核心设计诉求,国际知名被动元器件品牌Abracon,依托多年电磁材料研发与精密成型工艺积淀,重磅打造全系列微型模压电感器产品矩阵.凭借先进的模压封装工艺,高性能磁芯材料与精密绕线架构,彻底解决传统功率电感的性能短板,为电源稳压,DC-DC转换,射频滤波,信号降噪,车载工控等场景提供微型化,高效率,低损耗,低EMI的一站式电感解决方案.
block-data="false" data-lark-html-role="root" data-page-id="W1eQd1xczoJIJCxSNXXcFWwon2c">butedTexts":{"text":{"0":"传统绕线功率电感、贴片电感普遍存在体积偏大、屏蔽性差、漏磁严重、温升过高、高频损耗大、批量一致性弱等痛点,难以适配当下超薄机身、微型模块、高密度PCB、高频高速电路的设计需求。针对行业微型化、高效率、低干扰、高可靠的核心设计诉求,国际知名被动元器件品牌Abracon,依托多年电磁材料研发与精密成型工艺积淀,重磅打造全系列微型模压电感器产品矩阵。凭借先进的模压封装工艺、高性能磁芯材料与精密绕线架构,彻底解决传统功率电感的性能短板,为电源稳压、DC-DC转换、射频滤波、信号降噪、车载工控等场景提供微型化、高效率、低损耗、低EMI的一站式电感解决方案。"},"attribs":{"0":"*0*1+4e*0*1*2+e*0*1+2w"}},"apool":{"numToAttrib":{"0":["ai-extra","{\"is_ai_gen\":true,\"rewrite_command\":1}"],"1":["author","7592593332774128587"],"2":["bold","true"]},"nextNum":3}},"type":"text","referenceRecordMap":{},"extra":{"channel":"saas","isEqualBlockSelection":false,"pasteRandomId":"9adfb640-7496-4041-a6d8-0e50824f2f29","mention_page_title":{},"external_mention_url":{}},"isKeepQuoteContainer":false,"isFromCode":false,"selection":[{"id":3,"type":"text","selection":{"start":0,"end":276},"recordId":"AHr6fUVB8dAItGcMTjscN3bsnff"}],"payloadMap":{},"isCut":false}'>- 阅读(57)
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- 开始批量生产高频低相位抖动SG2520EGN-HFR和SG2520VGN-HFR,频率扩展至625 MHz<br style="text-wrap: wrap;" />
精工爱普生株式会社(以下简称“<b>爱普生晶振b>”)已开发并开始批量生产“SG2520EGN-HFR”和“SG2520VGN-HFR”,这两种差分输出*3晶体振荡器在基频*1下实现低相位抖动*2,并将频率上限扩展至625 MHz. 为了跟上下一代数据中心日益增长的数据流量,光模块预计将从800 Gbps提升至1.6 Tbps,带来更高的速度和更大的容量.
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- [新闻资讯]Wi2Wi定时和频率控制设备详情C625000XFBCB182X2024年05月20日 16:31
b(0,="" 0,="" 0);="" line-height:="" 2;"=""><b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">Wi2Wib><b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">定时和频率控制设备详情C625000XFBCB182Xb>
b(0,="" 0,="" 0);="" line-height:="" 2;"="">Wi2Wi是一家垂直整合的全球制造商,向全球市场提供无线连接解决方案、计时设备、频率控制设备和微波滤波器。
b(0,="" 0,="" 0);="" line-height:="" 2;"="">b(0,="" 0,="" 0);="" line-height:="" 2;"="">通过收购Precision Devices Inc. (PDI),Wi2Wi在为航空航天、国防、工业、电信和消费市场提供坚固耐用、稳定可靠的时序和频率控制器件方面拥有悠久的历史。Wi2Wi提供各种<b>石英晶体b>、时钟振荡器、石英晶体振荡器b(0,="" 0,="" 0);="" line-height:="" 2;"="">,TCXO、VCXO、OCXO、晶体滤波器和RF&微波滤波器。产品在威斯康星州米德尔顿的ISO 9001:2008认证工厂生产。合格产品清单(QPL)振荡器经认证符合MIL-PRF-55310,晶体经认证符合MIL-C-3089,并进一步符合MIL-STD-790产品保证(QPL公司)的所有要求。Wi2Wi拥有内部可靠性测试实验室,所有产品都经过广泛的可靠性测试。所有产品都提供不同的工作温度,有通孔(THT)、表面贴装(SMD)、金属和陶瓷封装。定时和频率控制系列下的所有产品都可以定制,以满足客户的独特要求。许多产品采用Wi2Wi快速回转时钟振荡器(XO)和电压控制时钟振荡器(VCXO)设计。许多输出类型和封装类型可在10MHz至1450MHz的任何频率下交付,仅需2天。
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- [新闻资讯]Euroquartz新的MEMS滤波器24.890MHzXOPL53100UCTA系列和短型滤波器目录2024年04月23日 14:50
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b(0,="" 0,="" 0);="" line-height:="" 1.5;"="" 2;"=""><b>Cardinal卡迪纳尔CX5Z-A1B2C5-40-24.0D18石英晶体的工作原理b>
b(0,="" 0,="" 0);="" line-height:="" 2;"="">石英晶体单元作为振荡器电路的控制元件,通过将机械振动转换为特定频率的电流。这是通过“压电”效应来实现的。压电是由压力产生的电力。在压电材料中,沿一个轴施加机械压力将导致沿一个与第一轴成直角的轴产生电荷。在某些材料中,发现了逆压电效应,这意味着在轴的两端施加一个电场将导致沿轴与第一轴成直角的机械偏转。在机械、电气和化学性能方面,石英特别适合用于制造频率控制装置。多年来,在一定频率和温度范围内振荡的<b>石英晶体b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">单元已经发展出来。
b(0,="" 0,="" 0);="" line-height:="" 1.5;"="" 2;"="">石英晶体最实用的原料是结晶二氧化硅,二氧化硅。这是由于它的机械和化学稳定性,加上良好的压电常数。材料中微小的摩擦损失保证了制造非常高质量因素的机电振荡器。
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- [技术支持]Q-Tech晶体振荡器QTCT2303S1B-18.432000与MEMS比较及其应用2024年04月17日 11:55
<b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">Q-Tech<b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">晶体振荡器b(0,="" 0,="" 0);="" line-height:="" 2;"="">QTCT2303S1B-18.432000b(0,="" 0,="" 0);="" line-height:="" 2;"="">b(0,="" 0,="" 0);="" line-height:="" 2;"="">与b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">MEMSb(0,="" 0,="" 0);="" line-height:="" 2;"="">比较及其应用b>
b(0,="" 0,="" 0);="" line-height:="" 2;"="">介绍
b(0,="" 0,="" 0);="" line-height:="" 2;"="">精确的频率控制和定时对所有现代电子技术都至关重要。几乎每一个你能想象到的电子设备都依赖于一个精确的时钟;没有精密的振荡器时钟,所有的电子通信都将停止。 本文比较了最新精密时钟技术在不同应用中的优势。
b(0,="" 0,="" 0);=""><b>精密时钟的演变b>
b(0,="" 0,="" 0);="">石英晶体振荡器于20世纪20年代问世,长期以来一直是电子计时设备中的主力军。一种新型振荡器是微机电系统(MEMS)谐振器时钟,自20世纪60年代以来一直在开发中,自2005年以来可批量生产。
b(0,="" 0,="" 0);="" line-height:="" 2;"="">b(0,="" 0,="" 0);="" line-height:="" 2;"="">如今,MEMS振荡器在许多高容量、低b(0,="" 0,="" 0);="" line-height:="" 2;"="">成本的应用中已经在一定程度上取代了<b>石英晶体振荡器b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">。然而,与技术世界中的许多事情一样,根据设备使用的应用程序,也需要考虑权衡和例外情况。
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<b>Raltron时钟振荡器<b microsoft="" yahei";="" font-size:="" 16px;="" word-spacing:="" -1.5px;"="">CO2016-12.800-2.5-50-TRb>产品数据手册b>
Raltron电子公司发展成为世界上最受认可和经验最丰富的频率管理产品制造商之一。从简单的音叉晶体到高稳定性恒温晶体振荡器,Raltron提供业界最全面的频率管理设备系列。<br> 该公司致力于研究和开发,多年来不断创造出领先的晶体和振荡器设备和技术。今天,Raltron<b>进口晶振b>公司提供高性能频率控制解决方案,在价格、质量、应用和客户支持方面满足并超过客户的期望。
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b(0,="" 0,="" 0);="" line-height:="" 1.5;"=""><b>b(0,="" 0,="" 0);"="" line-height:="" 2;"="" 0);="" style="font-size:16px">Skyworks晶体或振荡器的正确选择b(0,="" 0,="" 0);"="">511BBA125M000AAGb>b(0,="" 0,="" 0);"="" line-height:="" 2;"="" style="font-size:16px">
b(0,="" 0,="" 0);="" line-height:="" 1.5;"="" 2;"="">b(0,="" 0,="" 0);"="" line-height:="" 2;"="" 0);="" style="font-size:16px">四个关键问题可以帮助确保您满足您的设计需求
b(0,="" 0,="" 0);="" line-height:="" 1.5;"="">b(0,="" 0,="" 0);"="" line-height:="" 2;"="" 0);="" style="font-size:16px">晶体振荡器通常是设计师考虑的最后组件之一,但错误的部分会很快扼杀一个设计。此外,搜索各种各样的可用的b(0,="" 0,="" 0);="" style="font-size:16px">石英晶体振荡器b(0,="" 0,="" 0);"="" line-height:="" 2;"="" style="font-size:16px">b(0,="" 0,="" 0);="" line-height:="" 2;"="">b(0,="" 0,="" 0);="" line-height:="" 2;"="">和它们的能力可能会令人困惑。在选择一个<b>石英b>b(0,="" 0,="" 0);=""><b>晶体振荡器b>b(0,="" 0,="" 0);="" line-height:="" 2;"="">时,你应该问自己四个关键问题。您找到的答案将有助于确保您的设计要求得到满足。
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- [技术支持]Abracon超高频无源RFID标签解决方案ART915X050503OP-IC2024年04月10日 11:26
<b>Abraconb><b>超高频无源RFID标签解决方案ART915X050503OP-ICb>
Abracon,LLC(Abracon)是一家全球领先的无源和机电定时、同步、电源、连接和射频组件制造商,该公司宣布推出RFID解决方案指南,面向重型机械、服务器/云计算机、车辆、牲畜、农业、工业和石油/天然气勘探工具等高价值商品的资产跟踪和资产管理客户。解决方案指南提供了有关RFID标签各种用途的信息,并帮助根据范围和大小选择标签。Abracon标签集成了外星人H3集成电路和高性能天线,支持第二代1类C/EPC。该系列提供多种外形规格,占地面积为5x5mm毫米<b>石英晶体b>,节省空间;在25x25mm毫米的尺寸下,读取范围长达9.0米。宽温度工业应用提供-30℃至85℃和-40℃至85℃两种工作温度范围。此外,Abracon还为喜欢使用自己的RFID IC的客户提供天线。
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<b microsoft="" yahei";="" word-spacing:="" -1.5px;"="">Suntsu滤波器SFLSR1E1B9A2I-923.5可突破噪音<br> b>
<b microsoft="" yahei";="" word-spacing:="" -1.5px;"="">使用Suntsu最新的射频滤波器突破噪音b>
Suntsu SAW滤波器提供从1.1x0.9mm毫米到13.3x6.5m米SMT的行业标准封装尺寸。我们提供几种4引脚和6引脚通孔或插座式封装以及宽中心频率范围,包括IF <b>SAW滤波器b>系列的30MHz至150MHz或RF SAW滤波器系列的100MHz至2.7GHz。中频SAW滤波器的通带带宽为4kHz至40MHz,射频SAW滤波器的通带带宽为75kHz至80MHz。从以下列表中选择一个标准零件号,或联系我们的销售团队请求定制参数或物理修改,以获得符合您特定需求的零件。
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<b>Suntsu升级的GPS专业振荡器SGO12S-10.000Mb>
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<b microsoft="" yahei";="" font-size:="" 16px;"="">Wi2Wi石英晶振应用范围C325000XFBCB18RXb>
b(0,="" 0,="" 0);="" line-height:="" 1.5;"="">b(0,="" 0,="" 0);="" line-height:="" 2;"="">Wi2Wi是一家专业的电子元件供应商,在频率控制设备和无线技术的各个方面都拥有专业知识。Wi2Wi的Precision Devices品牌产品已在包括航空电子、航空航天、工业设备、政府和美国军事应用在内的众多关键市场中赢得了一席之地。具体来说,我们的频率控制产品以及射频和微波滤波器都是同类最佳、质量最高的产品。<br> b(0,="" 0,="" 0);="" line-height:="" 2;"="">在Wi2Wi<b>威尔威晶振b>,我们为自己对客户的关注和响应感到自豪。我们知道,最好的长期战略是每天坚持不懈地为我们的客户(无论大小)提供服务,以便为他们提供卓越的体验。<br> b(0,="" 0,="" 0);="" line-height:="" 2;"="">Wi2Wi的设计中心以及我们最先进的制造和运营设施位于美国威斯康星州米德尔顿工业区的中心。Wi2Wi可以利用我们的内部设计和制造专业知识,并利用我们与众多行业领先的硅和无线技术供应商的一级全球合作伙伴关系来提供特定的解决方案。
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