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厂家直销YXC晶振HC-49SMD 14.7456M晶体谐振器无源贴片石英金属面

地区：广东 深圳
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HC-49SMD 贴片2P
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标准频率 负载电容 频率偏差 点击购买
3.6864MHZ 20PF 20PPM rel="nofollow" Buy
4MHZ 20PF 20PPM rel="nofollow" Buy
6MHZ 20PF 20PPM rel="nofollow" Buy
7.3728MHZ 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
22.1184MHZ 20PF 20PPM rel="nofollow" Buy
24.576MHZ 20PF 20PPM rel="nofollow" Buy
24MHZ 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
32MHZ 20PF 20PPM rel="nofollow" Buy

 

 

 
 
 
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钟表中石英晶振的作用

钟表里的32.768Khz石英晶振在钟表里面主要是显示时间的功能，提供给时钟准确的信号以及准确的分频，保证时钟走时精准。

32.768KHZ的时钟晶振产生的振荡信号经过石英钟内部分频器进行15次分频后得到1HZ秒信号，即秒针每秒钟走一下，石英钟内部分频器只能进行15次分频，要是换成别的频率的晶振，15次分频后就不是1HZ的秒信号，时钟就不准了。32.768K=32768=2的15次方，数据转换比较方便、精确。32.768K晶体是高精度和高稳定度的晶体振荡器，用于频率发生器、为数据处理设备产生时钟信号和提供基准信号，广泛应用于手表、手机、计算机、工控仪表等领域中。


加工定制

是

货号

49SMD

品牌

YXC

型号

HC-49SMD

种类

晶振

标称频率

14.7456

调整频差

20ppm

温度频差

-

总频差

20

负载电容

20

负载谐振电阻

40

激励电平

100

基准温度

-20-75

插入损耗

-

阻带衰减

-

输入阻抗

-

输出阻抗

-