Cdb42l55, Figure 28, Figure 29 – Cirrus Logic CDB42L55 User Manual
Page 22: Master volume (digital) line volume (analog), Figure 30, Figure 31
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DS773DB1
CDB42L55
-100
-60
-95
-90
-85
-80
-75
-70
-65
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Figure 26. FFT Crosstalk - Digital In to HP Out @ 0 dBFS
Figure 27. THD+N vs. Freq. - Digital In to Line Out
-140
+0
-120
-100
-80
-60
-40
-20
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-100
-60
-95
-90
-85
-80
-75
-70
-65
d
B
r
A
-100
+0
-80
-60
-40
-20
dBFS
-120
-50
-110
-100
-90
-80
-70
-60
d
B
r
A
-60
+0
-50
-40
-30
-20
-10
dBr A
Figure 28.
THD+N vs. Amplitude - Digital In to Line Out
Figure 29.
THD+N vs. Volume - Digital In to Line Out
Master Volume
(Digital)
Line Volume
(Analog)
-140
+0
-120
-100
-80
-60
-40
-20
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-140
+0
-120
-100
-80
-60
-40
-20
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Figure 30.
FFT - Digital In to Line Out @ 0 dBFS
Figure 31.
FFT - Digital In to Line Out @ -60 dBFS
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