lmx2594的供电电压说明中,未知名spi接口电压上限,是否可以连接5V的SPI接口
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
您好,SPI接口属于数字接口,而数字接口的最大电压也是VCC。
VCC的电压范围为3.15V~3.45V,典型值为3.3V,所以SPI接口的电压最大也为3.45V,因此不能连接5V SPI 接口。