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ADS131M02: 数据稳定时间

Part Number: ADS131M02


你好:

问题:ADC数据的稳定时间过长,是否正常呢

描述:

ADC通道输入:1ms内电压从0连续变化到1.063v,

ADC数据输出结果:3ms才稳定到目标值

ADC配置:数据输出速率32K,采样点128个,其他均为默认配置

时间    ADC输出(V)

0.3ms 0.288
0.6ms 0.6768
0.9ms 0.9264
1.2ms 1.0152
1.5ms 1.0488
1.8ms 1.0584
2.1ms 1.06128
2.4ms 1.06224
2.7ms 1.06272
3ms 1.06296
3.3ms 1.06296