Cirrus Logic CDB53L21 - Manual (Page 18)

18 DS700DB1
CDB53L21
-100
-80
-98
-96
-94
-92
-90
-88
-86
-84
-82
20 20k 50 100 200 500 1k 2k 5k 10k
Hz
-100
-66
-98
-96
-94
-92
-90
-88
-86
-84
-82
-80
-78
-76
-74
-72
-70
-68
d
B
F
S
20 20k 50 100 200 500 1k 2k 5k 10k
Hz
Figure 16. THD+N vs. Frequency, Single-Speed Mode Figure 17. THD+N vs. Frequency, Double-Speed Mode
-100
-80
-98
-96
-94
-92
-90
-88
-86
-84
-82
-120 -10 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20
dBr
-100
-80
-98
-96
-94
-92
-90
-88
-86
-84
-82
d
B
F
S
-120 -20 -100 -80 -60 -40
dBr
Figure 18. THD+N vs. Amplitude, Single-Speed Mode Figure 19. THD+N vs. Amplitude, Double-Speed Mode
-10
+10
-8
-6
-4
-2
+0
+2
+4
+6
+8
-140 +0 -120 -100 -80 -60 -40 -20
dBr
T T T T
-10
+10
-8
-6
-4
-2
+0
+2
+4
+6
+8
d
B
F
S
-140 +0 -120 -100 -80 -60 -40 -20
dBr
T T T T
Figure 20. Fade-to-Noise Linearity, Single-Speed Mode Figure 21. Fade-to-Noise Linearity, Double-Speed Mode