CS4265-CNZR Cirrus Logic Inc, CS4265-CNZR Datasheet - Page 49

• Manufacturer Part Number: CS4265-CNZR
• Description: IC,Soundcard Circuits,LLCC,32PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

DS657F2
9. ADC FILTER PLOTS
Figure 32. ADC Single-Speed Transition Band (Detail)
Figure 34. ADC Double-Speed Stopband Rejection
Figure 30. ADC Single-Speed Stopband Rejection
-100
-120
-130
-140
-10
-100
-120
-130
-140
-110
-110
-20
-30
-40
-60
-80
-90
-2
-3
-4
-6
-8
-9
-20
-30
-40
-60
-80
-90
-50
-70
-5
-7
-50
-70
-10
-1
-10
0
0.45
0
0
0.0
0.0
0.46 0.47
0.1
0.1
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
0.2
0.2
0.48
0.3
0.3
0.49
0.4
0.4
0.5
0.5
0.5
0.51
0.6
0.6
0.52
0.7
0.7
0.53
0.8
0.8
0.54
0.9
0.9
0.55
1.0
1.0
Figure 35. ADC Double-Speed Stopband Rejection
Figure 31. ADC Single-Speed Stopband Rejection
Figure 33. ADC Single-Speed Passband Ripple
-100
-120
-130
-140
-0.02
-0.04
-0.06
-0.08
-100
-120
-130
-140
-110
-0.10
-110
-20
-30
-40
-60
-80
-90
0.08
0.06
0.04
0.02
0.00
-20
-30
-40
-60
-80
-90
-50
-70
-50
-70
-10
0.10
-10
0
0
0.40 0.42 0.44
0.40 0.42 0.44
0
0.05
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
0.1
0.46 0.48 0.50
0.46 0.48 0.50
0.15
0.2
0.25
0.52
0.52
0.3
0.54
0.54
0.35
0.56
0.56
0.4
CS4265
0.58
0.45
0.58
0.60
0.60
0.5
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