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.

TMS320F280049C: ADC内部参考电压精度受3.3v供电影响吗

Part Number: TMS320F280049C

当ADC参考电压选择为内部电压时(2.5V或1.65V),3.3v供电电压(VD、VDDA、VDDIO)的精度对AD转换精度有影响吗?

内部参考电压2.5v/1.65是怎么来的,是芯片内部LDO产生的电压吗?