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ADS131A04: ads131a04 sample square issue

Part Number: ADS131A04

hi ti,ads131a04 sample rate is set to 64khz,input square frequency is 16khz,but ads131a04 output is not square,why?

raw out data as follow(decimal):

13881526 14706526 15456526 14631896

13881606 14706506 15456676 14631696

13881366 14706496 15456596 14631666

13881286 14706396 15456786 14631656

  • 您好,

    您采集一个规格范围内的恒定电压,输出code正确吗?

    您使用的供电电压是什么?寄存器位 VNCPEN配置的是什么?参考电压是多少?增益设置多少?您输入信号幅值范围是什么?看下输入信号幅值是否满足datasheet 规格范围: