cdce62005的晶体不起振,求助! 确认为3.3V没问题,晶体的电容焊了47pf,后来又拆了,都不起振!
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晶体的负载电容是多少?要根据负载电容Cl来决定额外加的容抗值大小,47pF应该是不匹配,所以不起振。