CS42L55 Datasheet, PDF (69/73 Pages) Cirrus Logic – Ultra Low Power, Stereo CODEC w/Class H Headphone Amp

CS42L55
8. ANALOG VOLUME NON-LINEARITY (DNL & INL)
0.52
0.5
0.48
0.46
0.44
0.42
0.4
-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11
PGA Volume Setting
12
10
8
6
4
2
0
-2
-4
-6
-8
-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12
PGA Volume Setting
Figure 23. PGA Step Size vs. Volume Setting Figure 24. PGA Output Volume vs. Volume Setting
1
0.8
0.6
0.4
0.2
0
-60 -50 -40 -30 -20 -10
0 +10 +20
HP/Line Volume Setting
10
0
-1 0
-2 0
-3 0
-4 0
-5 0
-6 0
-6 0
-5 0
-4 0
-3 0
-20
-1 0
0
H P /L in e V o lu m e S e ttin g
10
20
Figure 25. HP/Line Step Size vs. Volume Setting Figure 26. HP/Line Output Volume vs. Volume Setting
DS773F1
69