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.
尊敬的 C2000团队:
客户旧产品使用 TMS320F28034PN [80PIN]、新项目选择 TMS320F28034PEG[60引脚]、但 ADC 线性失真很严重。
测试条件:
硬件设计:
DSP AVDD 电源使用 LDO 3.3V@0.8A ;
2.基准选择内部基准电压;
软件测试:
客户曾使用 CCS 函数窗口单独监控采样波形:
图1 TMS320F28034–PN 80引脚:Ω
图2 TMS320F28034–PEG 60引脚:Ω