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时钟信号clock signal与Crystal Oscillator晶体振荡器
时钟信号clock signal In electronics and especially synchronous digital circuits, a clock signal (historically also known as logic beat) is an elect…时间:2023/02/01 -
32.768KHz晶振±5ppm一年误差多大?
32.768KHz晶振±5ppm一年误差多大? 答: ±5PPM频差为:32768.16384Hz~32767.83616Hz 每天时间误差:0.864×0.5×1=0.432秒 一年时间总偏差:2.628分钟 常见32.768KHz晶振调整频差:±10ppm ~±30ppm ±10PPM:频差为:…时间:2023/01/31 -
晶体谐振器和晶体振荡器频率稳定性的重要作用
Quartz crystal resonators and oscillators are used in a wide range of electronic applications that require timing devices. The quality of the quartz c…时间:2023/01/28 -
石英晶体振荡器的广泛应用
当闹钟响起时,你起床开始为新的一天做准备。可见时钟石英已经是石英最典型的用途。 早在20世纪80年代,石英钟表就进入市场并开始取代机械驱动的钟表。这是石英首次用于消费电子产品。 石英晶体在由外部电源供电时保持恒定频率,用于为时钟滴答作响计时。因为石英晶体会告诉手表它已经走了多长时间,即:通过分频后获…时间:2023/01/12 -
石英晶体的谐振频率为何具备稳定特性?
The resonant frequency of the crystal remains very stable because it is primarily determined by the physical size. Its stability is in the order of a …时间:2023/01/11 -
晶体振荡器内部的晶体谐振器
A quartz crystal inside the oscillator is the resonator. It can be made of natural or synthetic quartz, but all modern devices use synthetic quartz. T…时间:2023/01/10 -
Wide Applications for Quartz Crystals and Oscillators
Wide Applications for Quartz Crystals and Oscillators Consumer Electronics Smart wears Entertainment devices: Sports headsets, Bluetooth headsets Smar…时间:2023/01/06 -
32.768kHz音叉晶体谐振器FC-135/SC-32S
(32.768kHz晶体谐振器FC-135) (32.768kHz晶体谐振器SC-32S) The 32.768kHz turning fork crystal unit is the most widely used frequency control product. Genuwa…时间:2023/01/05 -
到底是哪些因素影响了晶振频率精度?
(有源晶振OSC3225晶振电气参数) (无源晶振SMD3225电气参数) 关于影响晶振频率精度的原因,归纳五点如下: 调整频差(Frequency Tolerance) 在(△F)(at 25℃)基准温度下,工作频率相对于标称频率所允许的偏差。石英晶体谐振器的规格书中,我们常看到调整…时间:2023/01/05 -
医疗设备中晶振有哪些型号及频率?
芯片通常是电路板上“大脑”,晶振是电路板的“心脑”,在各种医疗电路中,产生振荡频率,提供时钟频率信号,是电子设备的重要元器件,提供主控芯片的工作频率,保证正常工作。因此,晶振对其的作用就相当于人体的大脑,当产品的大脑发出信号指令时,其他的电容电阻等才会开始执行应用。如胃窥镜、透视喉镜等医疗电子,都是…时间:2022/12/30
