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CD74HCT191: 关于CD74HCT191进行分频的用法问题

Part Number: CD74HCT191

选用count up计数方式

目的:输入1.6Mhz,分频输出100Khz

下图是我按照datasheet中的两幅图设计的应用,请帮忙看看有没有问题

完整的分频输出是:

QA=800KHZ

QB=400KHZ

QC=200KHZ

QD=100KHZ

这么理解是对的吗