Other Parts Discussed in Thread: PMP7969
如下图所示:R1=2.37K,R2=8.66,我算出来的频率是2741.758K,不是1.1M。请问你算出来的是多少呢?
上图是PMP7969.1验证板的原理图的截图
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我说错了,上图是PMP111112验证板的截图。
不管是哪个板子的截图,就仅看R40,R37的值,算出来的频率也不是图上说的1.1M(计算公式:1.44/(R1+2R2)*220PF),我觉得这个地方写错了。你认为呢?
HI
如果是按照上图的数字计算出来确认不对,是可能。 按照公式调整阻值即可。