CS4329 Datasheet, PDF (15/36 Pages) Cirrus Logic – 20-Bit, Stereo D/A Converter for Digital Audio

+1
+0.8
+0.6
+0.4
+0.2
d
B
r +0
A
-0.2
-0.4
-0.6
-0.8
-1
20
50 100 200 500 1k 2k
5k 10k 20k
Hz
Figure 14. Frequency Response
+0
-10
-20
-30
-40
-50
-60
d
B
-70
r -80
A -90
-100
-110
-120
-130
-140
-150
-160
2.5k 5k
7.5k 10k 12.5k 15k 17.5k 20k
Hz
Figure 16. 0 dBFS FFT
+0
-10
-20
-30
-40
-50
-60
d
B
-70
r
-80
A
-90
-100
-110
-120
-130
-140
-150
2k 4k 6k 8k 10k 12k 14k 16k 18k 20k
Hz
Figure 18. -60 dBFS FFT
DS153F1
CS4329
-60
-65
-70
-75
-80
d ^-85
B
r -90
A _-95
-100
-105
-110
-115
-120
-60
-50
-40
-30
-20
-10
+0
dBFS
Figure 15. THD+N vs. Amplitude
+0
-10
-20
-30
-40
-50
-60
d -70
B
r ^-80
A ^-90
-100
-110
-120
-130
-140
-150
-160
2.5k 5k
7.5k 10k 12.5k 15k
Hz
Figure 17. -20 dBFS FFT
17.5k 20k
+5
+4
+3
+2
d ⁺¹
B
r ^-0
A _-1
-2
-3
-4
-5
-120 -100 -80
-60
-40
dBFS
-20 +0
Figure 19. Fade-to-Noise Linearity
15