Figure 16. thd+n vs. frequency, single-speed mode, Figure 17. thd+n vs. frequency, double-speed mode, Figure 18. thd+n vs. amplitude, single-speed mode – Cirrus Logic CDB53L21 User Manual
Page 18: Figure 19. thd+n vs. amplitude, double-speed mode, Cdb53l21
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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
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