CS4399 datasheet(104/111 Pages) CIRRUS

104 / 111 page

104

DS1113F1

CS4399

9.1 Digital Filter Response

9.1.9

Combined Filter Response—Octuple Speed

9.1.10 Combined Filter Response—Single Speed (NOS = 1)

Note: 44.1 kHz and 48 kHz only.

Figure 9-49. Passband Ripple

Figure 9-50. Stopband Attenuation

Figure 9-51. Impulse Response

Figure 9-52. Step Response

Figure 9-53. Passband Ripple

Figure 9-54. Stopband Attenuation

0.02

0.04

0.06

0.08

0.1

0.12

−0.1

−0.09

−0.08

−0.07

−0.06

−0.05

−0.04

−0.03

−0.02

−0.01

0.01

Frequency (Normalized to Fs)

0.4

0.5

0.6

0.7

0.8

0.9

−180

−160

−140

−120

−100

−80

−60

−40

−20

Frequency (Normalized to Fs)

100

−0.6

−0.4

−0.2

0.2

0.4

0.6

0.8

1.2

Time (

µs)

100

0.2

0.4

0.6

0.8

1.2

Time (

µs)

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

Frequency (Normalized to Fs)

0.5

1.5

2.5

−180

−160

−140

−120

−100

−80

−60

−40

−20

Frequency (Normalized to Fs)

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