Figure 53. 96 khz, crosstalk, Figure 54. 96 khz, impulse response, Figure 55. fft (192 khz, 0 db) – Cirrus Logic CDB4270 User Manual
Page 34: Figure 56. fft (192 khz, -60 db), Figure 57. fft (192 khz, no input), Figure 58. fft (192 khz out-of-band, no input), Cdb4270
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DS686DB3
CDB4270
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
TTT T TTT T TT T TT
T
TTTTTT TTTT TTTTTT TTT
-2
2
-1.75
-1.5
-1.25
-1
-750m
-500m
-250m
0
250m
500m
750m
1
1.25
1.5
1.75
V
0
1.5m
250u
500u
750u
1m
1.25m
sec
Figure 53. 96 kHz, Crosstalk
Figure 54. 96 kHz, Impulse Response
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
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-30
-20
-10
d
B
r
A
20
20k
50
100
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500
1k
2k
5k
10k
Hz
Figure 55. FFT (192 kHz, 0 dB)
Figure 56. FFT (192 kHz, -60 dB)
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20k
120k
40k
60k
80k
100k
Hz
Figure 57. FFT (192 kHz, No Input)
Figure 58. FFT (192 kHz Out-of-Band, No Input)
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