Hi,想问下28388的GPIO的是CMOS的电平标准还是TTL的电平标准呢
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感谢您对TI产品的关注!
关于你的咨询,TMDSCNCD28388D: GPIO的电平标准是3.3V LVCMOS.
不适用5V电平。
参考www.ti.com/.../tms320f28388d.pdf 90页的“7.1 Absolute Maximum Ratings”,输入输出电压最大值是4.6V,超过最大值可能会造成设备的损坏。