106
DS1113F1
CS4399
9.1 Digital Filter Response
9.1.12 Combined Filter Response—Quad Speed (NOS = 1)
9.1.13 Combined Filter Response—DSD
Figure 9-61. Passband Ripple
Figure 9-62. Stopband Attenuation
Figure 9-63. Impulse Response
Figure 9-64. Step Response
Figure 9-65. Passband Ripple
Figure 9-66. Stopband Attenuation
0
0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
−4
−3.5
−3
−2.5
−2
−1.5
−1
−0.5
0
Frequency (Normalized to Fs)
Magnitude (dB)
0
0.2
0.4
0.6
0.8
1
1.2
−180
−160
−140
−120
−100
−80
−60
−40
−20
0
Frequency (Normalized to Fs)
Magnitude (dB)
0
10
20
30
40
50
60
70
80
90
100
−0.2
0
0.2
0.4
0.6
0.8
1
1.2
Time (
µ
s)
Normalized Amplitude (V)
0
10
20
30
40
50
60
70
80
90
100
−0.2
0
0.2
0.4
0.6
0.8
1
1.2
Time (
µ
s)
Normalized Amplitude (V)
0
5
10
15
20
25
30
−0.1
−0.09
−0.08
−0.07
−0.06
−0.05
−0.04
−0.03
−0.02
−0.01
0
0.01
Frequency (
N
Hz)
Magnitude (dB)
200
400
600
800
1000
1200
1400
−180
−160
−140
−120
−100
−80
−60
−40
−20
0
Frequency (
N
Hz)
Magnitude (dB)
0