如题。准备使用这个芯片
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你好
手册第三页有详细的指标。VIH VIL VOH VOL以及DIGITAL POWER 范围都有。
谢谢。正是看到手册上其数字接口的Vih的范围,才有点疑问。因为查到的5V CMOS逻辑电路的输入高电平是要求大于0.7*Vcc(5V供电时是3.5V),手册上是要求大于0.8*VDD(5V供电时是4V)。要把FPGA I/O输出的3.3V转换以后连接到DDC112,对转换芯片要求就严了。