ZHCAET5 December   2024 TAA5212 , TAA5242

 

  1.   1
  2.   摘要
  3.   商标
  4. 1引言
  5. 2禁用 PLL 时的目标模式功耗
  6. 3启用 PLL 时的目标模式功耗
  7. 4数字麦克风功耗
  8. 5最低功耗设置
  9. 6总结
  10. 7参考资料

启用 PLL 时的目标模式功耗

本节介绍了当 PLL 处于启用状态且 AVDD 设置为 1.8V 和 3.3V 时,TAA52xx 的典型电流消耗。

默认情况下,上电时,PLL 配置为启用。与此配置相对应的位字段在寄存器映射中为 B0_P0_R52[7] (PLL_DIS)。

表 3-1 中,电流消耗测量是在双二阶滤波器禁用且 ADC 输入端接地的情况下完成的。

表 3-1 启用 PLL 时的目标模式功耗
采样频率 (kHz)BCLK-FS 比率字长使能通道ADC 低功耗滤波器ADC CIC 4 阶ADC DEMRATE 过载 2x抽取滤波器AVDD = 1.8VAVDD = 3.3V
AVDD 电流 (mA)动态范围(dB 加权)THD+N (dB)AVDD 电流 (mA)动态范围(dB 加权)THD+N (dB)
832321禁用禁用禁用线性相位5.22118.92-105.585.57124.75-97.03
832321禁用禁用禁用低延迟5.23118.85-105.695.57124.83-97.1
832321禁用禁用禁用超低延迟5.23118.75-105.645.56124.79-97.12
832321禁用禁用启用线性相位4.95119.01-107.655.28124.61-97.94
832321禁用禁用启用低延迟4.95118.85-107.855.28124.79-98.15
832321禁用禁用启用超低延迟4.95118.67-107.755.28125.04-98.02
832321禁用启用禁用线性相位5.23118.74-105.625.56124.81-97.02
832321禁用启用禁用低延迟5.23118.68-105.75.57124.47-97.15
832321禁用启用禁用超低延迟5.23118.84-105.725.56125.1-97.18
832321启用禁用禁用线性相位5.23118.77-105.855.57124.89-97.12
832321启用禁用启用线性相位4.95118.9-107.685.28124.62-97.92
832321启用启用禁用线性相位5.23118.65-105.685.57124.57-97.05
848242禁用禁用禁用线性相位7.01119.03-105.647.53124.78-97.06
848242禁用禁用禁用低延迟7.02118.79-105.37.52124.65-97.09
848242禁用禁用禁用超低延迟7.02118.85-105.557.53124.72-97.15
848242禁用禁用启用线性相位6.65118.61-107.577.16124.54-98.07
848242禁用禁用启用低延迟6.65118.73-107.737.16124.71-97.99
848242禁用禁用启用超低延迟6.65118.97-107.567.16124.56-98.01
848242禁用启用禁用线性相位7.02118.72-105.617.53124.63-97.23
848242禁用启用禁用低延迟7.02118.51-105.547.53124.6-97.25
848242禁用启用禁用超低延迟7.01118.95-105.467.53124.78-97.14
848242启用禁用禁用线性相位7.02118.7-105.387.53124.77-97.22
848242启用禁用启用线性相位6.65118.65-107.337.16124.88-98.2
848242启用启用禁用线性相位7.02118.75-105.617.53124.8-97.21
1624241禁用禁用禁用线性相位6115.4-104.196.35121.15-96.9
1624241禁用禁用禁用低延迟6.01115.42-104.356.35121.4-96.98
1624241禁用禁用禁用超低延迟6.01115.3-104.156.35121.31-96.96
1624241禁用禁用启用线性相位5.72115.29-106.476.06121.27-98.05
1624241禁用禁用启用低延迟5.73115.37-106.316.06121.23-97.85
1624241禁用禁用启用超低延迟5.73115.34-106.416.07121.14-97.79
1624241禁用启用禁用线性相位6115.43-104.296.34121.26-96.98
1624241禁用启用禁用低延迟6115.47-104.226.34121.18-96.91
1624241禁用启用禁用超低延迟6115.33-104.216.35121.45-97.02
1624241启用禁用禁用线性相位6.01115.29-104.326.35121.2-96.91
1624241启用禁用启用线性相位5.73115.44-106.396.06121.09-97.95
1624241启用启用禁用线性相位6115.53-104.276.34121.32-96.93
1648242禁用禁用禁用线性相位8.18115.41-103.878.7121.34-97.03
1648242禁用禁用禁用低延迟8.18115.37-103.718.7121.32-97.06
1648242禁用禁用禁用超低延迟8.18115.44-103.868.69121.36-96.93
1648242禁用禁用启用线性相位7.82115.37-106.048.33121.05-98.12
1648242禁用禁用启用低延迟7.82115.39-106.338.33121.18-97.87
1648

24

2禁用禁用启用超低延迟7.82115.35-106.258.33121.17-97.98
1648242禁用启用禁用线性相位8.17115.49-103.718.68121.28-97.07
1648242禁用启用禁用低延迟8.17115.43-103.498.67121.24-97.11
1648242禁用启用禁用超低延迟8.17115.42-103.648.68121.24-96.99
1648242启用禁用禁用线性相位8.18115.35-103.788.7121.49-97.02
1648242启用禁用启用线性相位7.82115.53-106.218.33120.87-97.77
1648242启用启用禁用线性相位8.17115.47-103.858.68121.22-97.17
2424241禁用禁用禁用线性相位6.85114.13-103.927.2120.01-96.96
2424241禁用禁用禁用低延迟6.84113.92-103.787.18119.93-96.87
2424241禁用禁用禁用超低延迟6.75113.86-103.687.1119.86-96.89
2424241禁用禁用启用线性相位6.29114.15-105.846.63119.99-98.02
2424241禁用禁用启用低延迟6.27113.98-105.66.61119.5-97.92
2424241禁用禁用启用超低延迟6.18113.93-105.496.53119.61-97.87
2424241禁用启用禁用线性相位6.85114.16-103.97.19120.07-96.99
2424241禁用启用禁用低延迟6.83113.91-103.817.17119.96-96.93
2424241禁用启用禁用超低延迟6.74114.02-103.787.09119.91-96.98
2424241启用禁用禁用线性相位6.85114.16-103.977.2120.1-97.05
2424241启用禁用启用线性相位6.29114.19-105.716.63119.8-97.85
2424241启用启用禁用线性相位6.85114.16-103.817.19120.17-96.91
2448242禁用禁用禁用线性相位8.36114.18-103.468.87119.99-96.93
2448242禁用禁用禁用低延迟8.32114.08-103.218.83119.86-97.13
2448242禁用禁用禁用超低延迟8.14114.05-103.378.66119.84-97.04
2448242禁用禁用启用线性相位7.99114.07-105.58.51119.78-97.94
2448242禁用禁用启用低延迟7.96114.05-105.218.47119.72-98.04
2448242禁用禁用启用超低延迟7.79113.94-105.298.29119.53-98.07
2448242禁用启用禁用线性相位8.34114-103.228.85120.08-97.15
2448242禁用启用禁用低延迟8.3113.97-103.218.82119.87-97.06
2448242禁用启用禁用超低延迟8.13113.88-103.18.64120.01-97.14
2448242启用禁用禁用线性相位8.35114.19-103.448.87120.05-97.15
2448242启用禁用启用线性相位8114.22-105.48.51119.97-97.8
2448242启用启用禁用线性相位8.34114.13-103.38.85119.96-97.01
3224241禁用禁用禁用线性相位6.89113.56-103.437.24119.36-96.98
3224241禁用禁用禁用低延迟6.86113.41-103.47.21119.3-96.81
3224241禁用禁用禁用超低延迟6.75113.46-103.37.09119.34-96.92
3224241禁用禁用启用线性相位6.6113.66-105.126.94119.05-97.9
3224241禁用禁用启用低延迟6.58113.3-105.096.92118.93-97.82
3224241禁用禁用启用超低延迟6.46113.33-104.956.81118.92-97.95
3224241禁用启用禁用线性相位6.88113.55-103.527.22119.38-97
3224241禁用启用禁用低延迟6.86113.38-103.287.2119.27-96.85
3224241禁用启用禁用超低延迟6.74113.4-103.387.09119.25-96.89
3224241启用禁用禁用线性相位6.89113.74-103.417.24119.22-96.97
3224241启用禁用启用线性相位6.6113.6-105.126.95119.01-97.82
3224241启用启用禁用线性相位6.88113.61-103.447.22119.58-96.9
3248242禁用禁用禁用线性相位9.16113.66-103.199.69119.44-96.86
3248242禁用禁用禁用低延迟9.12113.35-102.989.64119.27-97.09
3248242禁用禁用禁用超低延迟8.89113.36-102.919.41119.3-96.96
3248242禁用禁用启用线性相位8.81113.5-104.989.33119.07-97.71
3248242启用启用启用低延迟8.76113.46-104.89.27119.01-97.82
3248242禁用禁用启用超低延迟8.52113.4-104.669.04118.83-97.91
3248242禁用启用禁用线性相位9.15113.53-103.139.66119.29-97.02
3248242禁用启用禁用低延迟9.11113.35-102.829.63119.32-97.02
3248242禁用启用禁用超低延迟8.88113.45-102.789.4119.32-97.02
3248242启用禁用禁用线性相位9.16113.63-103.049.69119.45-97.1
3248242启用禁用启用线性相位8.81113.56-104.759.33119.15-97.82
3248242启用启用禁用线性相位9.15113.48-1039.66119.55-97.1
4824241禁用禁用禁用线性相位8.29113.3-103.058.64119.17-96.85
4824241禁用禁用禁用低延迟8.17113.38-103.018.52119.27-96.87
4824241禁用禁用禁用超低延迟8113.36-102.958.35119.19-96.96
4824241禁用禁用启用线性相位8113.19-104.428.35118.83-97.94
4824241禁用禁用启用低延迟7.89113.31-104.548.23118.77-97.73
4824241禁用禁用启用超低延迟7.71113.25-104.638.05118.87-97.93
4824241禁用启用禁用线性相位8.28113.31-103.148.62119-96.82
4824241禁用启用禁用低延迟8.16113.12-103.068.51119.1-96.93
4824241禁用启用禁用超低延迟7.99113.32-103.18.34119.12-96.85
4824241启用禁用禁用线性相位7.7110.27-102.28.04111.79-96.67
4824241启用禁用启用线性相位7.41108.06-103.317.76108.71-97.49
4824241启用启用禁用线性相位7.69107.59-101.248.03108.21-96.37
4848242禁用禁用禁用线性相位10.66113.26-102.7311.18119.12-96.84
4848242禁用禁用禁用低延迟10.42113.31-102.7110.95119.22-96.95
4848242禁用禁用禁用超低延迟10.08113.31-102.6710.59119.32-97.05
4848242禁用禁用启用线性相位10.31113.24-104.4910.82118.6-98.01
4848242禁用禁用启用低延迟10.07113.13-104.4310.59118.7-97.67
4848242禁用禁用启用超低延迟9.72113.27-104.3710.24118.63-98.04
4848242禁用启用禁用线性相位10.64113.25-102.7511.16119.14-97.08
4848242禁用启用禁用低延迟10.41113.3-102.5610.92119.2-96.91
4848242禁用启用禁用超低延迟10.06113.22-102.6610.58119.2-97.09
4848242启用禁用禁用线性相位9.48110.3-101.7710111.48-96.71
4848242禁用禁用启用线性相位9.12107.87-102.979.64108.57-97.63
4848242禁用启用禁用线性相位9.46107.59-101.139.98107.84-96.65
9624241禁用禁用禁用线性相位11.52113.45-103.1711.87119.33-96.84
9624241禁用禁用禁用低延迟11.27113.33-103.0911.63119.21-96.93
9624241禁用禁用禁用超低延迟10.92113.5-103.1111.27119.27-96.87
9624241禁用禁用启用线性相位11.38113.34-104.5511.72118.81-97.76
9624241禁用禁用启用低延迟11.13113.3-104.4511.48118.86-97.81
9624241禁用禁用启用超低延迟10.77113.37-104.4911.13118.72-97.92
9624241禁用启用禁用线性相位11.5113.23-103.0111.85119.25-96.8
9624241禁用启用禁用低延迟11.26113.31-103.0311.62119.24-96.89
9624241禁用启用禁用超低延迟10.91113.33-103.211.26119.31-96.87
9624241启用禁用禁用线性相位10.3387.98-85.0210.6887.45-84.71
9624241启用禁用启用线性相位10.1987.75-85.110.5387.17-84.77
9624241启用启用禁用线性相位10.3286.5-83.5810.6785.79-83.5
9648242禁用禁用禁用线性相位14.87113.32-102.7115.4119.36-96.87
9648242禁用禁用禁用低延迟14.39113.25-102.714.92119.36-97.06
9648242禁用禁用禁用超低延迟13.69113.23-102.6114.21119.22-97.06
9648242禁用禁用启用线性相位14.66113.25-104.4215.18118.83-97.72
9648242禁用禁用启用低延迟14.18113.26-104.2114.69118.79-97.84
9648242禁用禁用启用超低延迟13.47113.13-104.3313.99118.8-98.03
9648242禁用启用禁用线性相位14.84113.31-102.6615.36119.24-96.94
9648242禁用启用禁用低延迟14.37113.39-102.7614.9119.24-97.14
9648242禁用启用禁用超低延迟13.66113.42-102.6114.19119.28-96.98
9648242启用禁用禁用线性相位12.5187.94-85.0713.0387.32-84.68
9648242启用禁用启用线性相位12.2887.56-85.0312.887.05-84.41
9648242启用启用禁用线性相位12.4786.48-83.671385.71-83.31
19224241禁用禁用禁用线性相位8.88113.62-103.129.23119.55-96.94
19224241禁用禁用禁用低延迟9.32113.41-102.999.66119.32-96.9
19224241禁用禁用禁用超低延迟8.61113.47-103.058.96119.39-96.89
19224241禁用禁用启用线性相位8.74113.56-104.659.08118.9-97.98
19224241禁用禁用启用低延迟9.17113.4-104.569.52118.98-97.91
19224241禁用禁用启用超低延迟8.46113.33-104.588.81118.9-97.84
19224241禁用启用禁用线性相位8.83113.44-103.149.18119.39-96.98
19224241禁用启用禁用低延迟9.3113.37-103.089.65119.17-96.92
19224241禁用启用禁用超低延迟8.6113.49-102.968.94119.35-96.91
19248242禁用禁用禁用线性相位12.15113.42-102.3412.67119.39-97.04
19248242禁用禁用禁用低延迟12.98113.37-102.1813.5119.34-97.16
19248242禁用禁用禁用超低延迟11.62113.32-102.2312.14119.33-97.03
19248242禁用禁用启用线性相位11.93113.49-103.8112.45118.83-98.09
19248242禁用禁用启用低延迟12.75113.31-103.9113.27118.71-97.93
19248242禁用禁用启用超低延迟11.39113.27-103.7911.91118.88-97.96
19248242禁用启用禁用线性相位12.06113.4-102.3212.58119.37-96.92
19248242禁用启用禁用低延迟12.94113.38-102.3413.47119.28-96.89
19248242禁用启用禁用超低延迟11.59113.37-102.4412.11119.25-96.95
38424241禁用禁用禁用线性相位9.54113.43-103.179.88119.38-96.9
38424241禁用禁用禁用低延迟10.49113.43-103.1210.84119.39-96.89
38424241禁用禁用禁用超低延迟9.07113.43-103.139.42119.35-96.85
38424241禁用禁用启用线性相位9.4113.37-104.589.75118.9-97.91
38424241禁用禁用启用低延迟10.35113.2-104.510.7118.95-97.97
38424241禁用禁用启用超低延迟8.93113.37-104.549.28118.89-97.9
38424241禁用启用禁用线性相位9.49113.34-103.119.83119.21-96.94
38424241禁用启用禁用低延迟10.47113.47-102.9910.82119.4-97.02
38424241禁用启用禁用超低延迟9.06113.45-103.19.4119.31-97
38448242禁用禁用禁用线性相位14.34113.43-101.8514.88119.19-96.77
38448242禁用禁用禁用低延迟16.24113.53-101.9416.77119.23-96.81
38448242禁用禁用禁用超低延迟13.45113.5-10213.98119.21-96.55
38448242禁用禁用启用线性相位14.13113.25-103.3114.66118.71-97.65
38448242禁用禁用启用低延迟16.02113.43-103.316.56118.76-97.37
38448242禁用禁用禁用超低延迟13.23113.25-103.213.76118.89-97.73
38448242禁用启用禁用线性相位14.24113.22-101.9914.77119.2-96.81
38448242禁用启用禁用低延迟16.21113.31-101.8716.74119.2-96.77
38448242禁用启用禁用超低延迟13.42113.36-101.9313.95119.17-96.76