CS4245-CQZR Cirrus Logic Inc, CS4245-CQZR Datasheet - Page 55

• Manufacturer Part Number: CS4245-CQZR
• Description: IC,Soundcard Circuits,QFP,48PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

DS656F2
Figure 39. ADC Double-Speed Transition Band (Detail)
Figure 43. ADC Quad-Speed Transition Band (Detail)
Figure 41. ADC Quad-Speed Stopband Rejection
-10
-100
-120
-130
-140
-10
-110
-2
-3
-4
-6
-8
-9
-20
-30
-40
-60
-80
-90
-2
-3
-4
-6
-8
-9
-5
-7
-50
-70
-5
-7
-1
-10
-1
0
0
0.46
0.10
0
0.0
0.1
0.15
0.47
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
0.2
0.20
0.3
0.48
0.25
0.4
0.49
0.30
0.5
0.6
0.35
0.50
0.7
0.40
0.8
0.51
0.45
0.9
0.52
0.50
1.0
Figure 42. ADC Quad-Speed Stopband Rejection
Figure 40. ADC Double-Speed Passband Ripple
-0.02
-0.04
-0.06
-0.08
-0.10
Figure 44. ADC Quad-Speed Passband Ripple
0.08
0.06
0.04
0.02
0.00
0.10
-0.02
-0.04
-0.06
-0.08
-100
-120
-130
-140
-0.10
0.08
0.06
0.04
0.02
0.00
-110
-20
-30
-40
-60
-80
-90
0.10
-50
-70
-10
0.00 0.03 0.05 0.08 0.10 0.13 0.15 0.18 0.20 0.23 0.25 0.28
0
0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70 0.75 0.80 0.85
0.00 0.05
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
0.10
0.15
0.20 0.25 0.30 0.35 0.40 0.45 0.50
CS4245
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