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DAC8560的逻辑输入电平

Other Parts Discussed in Thread: DAC8560, SN74AUP1T04, SN74AUP1T50, TMS320C6657

我要用到DAC8560配合DSP使用,DSP的接口电压为1.8V,而DAC8560的逻辑输入高电平最小值为2.4V(5V供电)。

请问应该怎样匹配(用电源转换器?),或者推荐一款接口电压为1.8V的DAC。

DAC8560的datasheet中SCLK与DSP中间为什么需要加一个反相器?可以用SN74AUP1T04实现以上要求吗(3.3V供电)?