User Manual

DS992F1 61
CS53L30
9.1 Digital Filter Response
9.1.4 Combined DMIC and SRC Response, Fs
ext
= Fs
int
Figure 9-15. Passband—ADCx, Notch Disabled Figure 9-16. Stopband—ADCx, Notch Disabled
Figure 9-17. Transition Band—ADCx, Notch Disabled Figure 9-18. Phase Response—ADCx, Notch Disabled
Figure 9-19. Passband—DMICx, Notch Disabled Figure 9-20. Stopband—DMICx, Notch Disabled
0 0.05 0.1
0.15 0.2 0.25 0.3
0.35 0.4 0.45 0.5
-0.25
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
0.25
Frequency (normalized to Fs
ext
)
Magnitude (dB)
0 0.5 1 1.5 2
2.5 3
-160
-140
-120
-100
-80
-60
-40
-20
0
Frequency (normalized to Fs
ext
)
Magnitude (dB)
0.4
0.42 0.44
0.46 0.48
0.5 0.52
0.54 0.56
0.58 0.6
-160
-140
-120
-100
-80
-60
-40
-20
0
Frequency (normalized to Fs
ext
)
Magnitude (dB)
0 0.05
0.1 0.15
0.2 0.25
0.3 0.35
0.4 0.45
0.5
-1000
-900
-800
-700
-600
-500
-400
-300
-200
-100
0
Frequency (normalized to Fs
ext
)
Phase (degrees)
0 0.05 0.1
0.15 0.2 0.25 0.3 0.35
0.4 0.45 0.5
-0.25
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
0.25
Frequency (normalized to Fs)
Magnitude (dB)
0 0.5 1
1.5 2 2.5 3
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Frequency (normalized to Fs)
Magnitude (dB)