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SPI 接口速度

Other Parts Discussed in Thread: DAC8555

Hi

     很多DAC datasheet 在描述SPI没有提到最低速度,例如DAC8555提到: Low-Power SPI™-Compatible Serial Interface with Schmitt-Triggered Inputs: Up to 50MHz.

    现在的问题是我希望用比较低的速度,因为受制与MCU等,例如4MHz,甚至2MHz 可以吗? 对于DAC的输出有什么影响?