Cirrus-logic CS4397 User Manual download pdf (Page 29)

CS4397

DS333F1 29

-160

-140

-120

-100

-80

-60

-40

-20

0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.55 0.56 0.57 0.58 0.59 0.6

Frequency (normalized to Fs)

Amplitude dB

0.46 0.48 0.50 0.52 0.54 0.56 0.58 0.6

-160

-140

-120

-100

-80

-60

-40

-20

0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1

Frequency (normalized to Fs)

Amplitude dB

Figure 9. Single-speed Transition Band Figure 10. Single-speed Stopband Rejection

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52

Frequency (normalized to Fs)

Amplitude dB

-0.1

-0. 08

-0. 06

-0. 04

-0. 02

0.02

0.04

0.06

0.08

0.1

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45

Frequency (normalized to Fs)

Amplitude dB

Figure 11. Single-speed Transition Band Figure 12. Single-speed Frequency Response

-140

-120

-100

-80

-60

-40

-20

0.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1

Frequency (normalized to Fs)

Amplitude dB

-140

-120

-100

-80

-60

-40

-20

0.4 0.45 0.5 0.55 0.6

Frequency (normalized to Fs)

Amplitude dB

Figure 13. Double-speed Stopband Figure 14. Double-speed Transition Band

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0.42 0.43 0.44 0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52

Frequency (normalized to Fs)

Amplitude dB

-0.1

-0. 08

-0. 06

-0. 04

-0. 02

0.02

0.04

0.06

0.08

0.1

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45

Frequency (normalized to Fs)

Amplitude dB

Figure 15. Double-speed Transition Band Figure 16. Double-speed Frequency Response

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Cirrus-logic CS4397 User Manual Page 29

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