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YXC扬兴晶振厂家直销批发HC49US 24.576mhz 20ppm 无源石英谐振器

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HC-49US 直插2P
请点击您需要的参数一起加到购物车,找不到您需要的请联系客服
标准频率 负载电容 频率偏差 点击购买
3.6864MHZ 20PF 20PPM rel="nofollow" Buy
3.579545MHZ 20PF 20PPM rel="nofollow" Buy
4MHZ 20PF 20PPM rel="nofollow" Buy
5.5296MHZ 20PF 20PPM rel="nofollow" Buy
8MHZ 20PF 20PPM rel="nofollow" Buy
10MHZ 20PF 20PPM rel="nofollow" Buy
11.0592MHZ 20PF 20PPM rel="nofollow" Buy
12MHZ 20PF 20PPM rel="nofollow" Buy
13.560MHZ 20PF 20PPM rel="nofollow" Buy
16.384MHZ 20PF 20PPM rel="nofollow" Buy
20MHZ 20PF 20PPM rel="nofollow" Buy
24MHZ 20PF 20PPM rel="nofollow" Buy
24.576MHZ 20PF 20PPM rel="nofollow" Buy
25MHZ 20PF 20PPM rel="nofollow" Buy
26MHZ 20PF 20PPM rel="nofollow" Buy
27.120MHZ 20PF 20PPM rel="nofollow" Buy
27MHZ 20PF 20PPM rel="nofollow" Buy
28.6363MHZ 20PF 20PPM rel="nofollow" Buy
30MHZ 20PF 20PPM rel="nofollow" Buy
36MHZ 20PF 20PPM rel="nofollow" Buy

 

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有源晶振中时间抖动定义是什么？

在理想情况下，有源晶振中一个频率固定的完美的脉冲信号（以1MHz为例）的持续时间应该恰好是1us，每500ns有一个跳变沿。但不幸的是，这种信号并不存在。信号周期的长度总会有一定变化，从而导致下一个沿的到来时间不确定。这种不确定就是抖动。抖动是对信号时域变化的测量结果，它从本质上描述了信号周期距离其理想值偏离了多少。在绝大多数文献和规范中，时间抖动（jitter）被定义为高速串行信号边沿到来时刻与理想时刻的偏差，所不同的是某些规范中将这种偏差中缓慢变化的成分称为时间游走（wander），而将变化较快的成分定义为时间抖动（jitter）。


加工定制

是

货号

49s

品牌

YXC

型号

HC-49US 24.576M

种类

晶振

标称频率

24.576

调整频差

20PPM

温度频差

25PPM

总频差

50PPM

负载电容

20PF

负载谐振电阻

40

激励电平

100

基准温度

-20~+70

插入损耗

0

阻带衰减

0

输入阻抗

0

输出阻抗

0