CS4245 데이터 시트보기 (PDF) - Cirrus Logic
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CS4245 Datasheet PDF : 57 Pages
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9. ADC FILTER PLOTS
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
0.0
0.1 0.2 0.3 0.4
0.5 0.6
0.7 0.8
0.9 1.0
Frequency (norm alized to Fs)
Figure 33. ADC Single-Speed Stopband Rejection
CS4245
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
0.40 0.42 0.44 0.46 0.48 0.50 0.52 0.54 0.56 0.58 0.60
Frequency (norm alized to Fs)
Figure 34. ADC Single-Speed Stopband Rejection
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.55
Frequency (norm alized to Fs)
Figure 35. ADC Single-Speed Transition Band (Detail)
0 .10
0 .0 8
0 .0 6
0 .0 4
0 .0 2
0 .0 0
- 0 .0 2
- 0 .0 4
- 0 .0 6
- 0 .0 8
- 0 .10
0
0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
Frequency (norm alized to Fs)
Figure 36. ADC Single-Speed Passband Ripple
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
0.0
0.1 0.2 0.3 0.4
0.5 0.6
0.7 0.8
0.9 1.0
Frequency (norm alized to Fs)
Figure 37. ADC Double-Speed Stopband Rejection
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
0.40 0.42 0.44 0.46 0.48 0.50 0.52 0.54 0.56 0.58 0.60
Frequency (norm alized to Fs)
Figure 38. ADC Double-Speed Stopband Rejection
54
DS656F2
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