Cirrus-logic CS42516 Instrukcja Użytkownika Pobierz pdf (Strona 85)

DS583F2 85

CS42516

13.APPENDIX F: DAC FILTER PLOTS

0.4 0.5 0.6 0.7 0.8 0.9 1

120

100

Frequency(normalized to Fs)

Amplitude (dB)

0.4 0.42 0.44 0.46 0.48 0.5 0.52 0.54 0.56 0.58 0.6

120

100

Frequency(normalized to Fs)

Amplitude (dB)

Figure 46. Single-Speed (fast) Stopband Rejection Figure 47. Single-Speed (fast) Transition Band

0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.55

Frequency(normalized to Fs)

Amplitude (dB)

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5

0.02

0.015

0.01

0.005

0.01

0.015

0.02

Frequency(normalized to Fs)

Amplitude (dB)

Figure 48. Single-Speed (fast) Transition Band (detail) Figure 49. Single-Speed (fast) Passband Ripple

0.4 0.5 0.6 0.7 0.8 0.9 1

120

100

Frequency(normalized to Fs)

Amplitude (dB)

0.4 0.42 0.44 0.46 0.48 0.5 0.52 0.54 0.56 0.58 0.6

120

100

Frequency(normalized to Fs)

Amplitude (dB)

Figure 50. Single-Speed (slow) Stopband Rejection Figure 51. Single-Speed (slow) Transition Band

1 2 ... 80 81 82 83 84 85 86 87 88 89 90 91 92

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Cirrus-logic CS42516 Instrukcja Użytkownika Strona 85