CS43130 Datasheet, PDF (133/137 Pages) Cirrus Logic – 130-dB, 32-Bit High-Performance DAC with Integrated Headphone Driver

CS43130
9.1 Digital Filter Response
1.2
1
0.8
0.6
0.4
0.2
0
−0.2
0
10 20 30 40 50 60 70 80
Time (µs)
Figure 9-67. Impulse Response
90 100
9.1.14 High-pass Filter and Deemphasis
0
−5
−10
−15
−20
−25
−30
0.00001
0.0001
0.001
0.01
0.1
1
Frequency (Normalized to Fs)
Figure 9-69. High-pass Filter for PCM and DSD Paths
1.2
1
0.8
0.6
0.4
0.2
0
−0.2
0 10 20 30 40 50 60 70 80 90 100
Time (µs)
Figure 9-68. Step Response
0
−1
−2
−3
−4
−5
−6
−7
−8
−9
−10
0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
Frequency (Normalized to Fs)
Figure 9-70. Deemphasis
DS1073F1
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