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电子工程专辑
11月
晶体谐振器49S为何需要使用绝缘垫片?-电子工程专辑
晶振是由压电晶体构成的。压电效应使晶体能够在一定频率下振荡,为电路提供稳定的频率信号。无源晶体需要精确匹配外围电路才可以输出信号。如果晶振与电路板之间发生短路,将会导致不起振的现象,使整个电路无法正常工作。 今天,凯擎小妹聊一下无源晶振KX49S和KX49M的绝缘垫片。 绝缘垫片 ...
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