pcm1796数据中的delay time和pcm1748数据手册中的group delay是同一个意思吗? 2.是指的DAC开始输出模拟电流信号到电流信号达到目标值的某个精度范围所用的时间吗? 3.delay time和group delay比DAC采一个数据点用的时间多,那是不是它的采样率是达不到的?
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Hi,Kailyn,
1.那个Delay time是指group delay。
2.我同意你的理解,不过群延时是指信号的包络,如果要精准的说感觉应该是输出模拟电流信号的包络...
后面的我就不懂了。