English
Language : 

CS8421_06 Datasheet, PDF (25/38 Pages) Cirrus Logic – 32-bit, 192 kHz Asynchronous Sample Rate Converter
5. PERFORMANCE PLOTS
+0
-20
-40
-60
-80
d
B
F
-100
S
-120
-140
-160
-180
-200
5k
10k
15k
20k
Hz
Figure 15. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz
Tone, 48 kHz:48 kHz
CS8421
+0
-20
-40
-60
-80
d
B
F
-100
S
-120
-140
-160
-180
-200
20k
40k
60k
80k
Hz
Figure 16. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz
Tone, 44.1 kHz:192 kHz
+0
-20
-40
-60
-80
d
B
F
-100
S
-120
-140
-160
-180
-200
5k
10k
15k
20k
Hz
Figure 17. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz
Tone, 44.1 kHz:48 kHz
+0
-20
-40
-60
-80
d
B
F
-100
S
-120
-140
-160
-180
-200
2.5k 5k 7.5k 10k 12.5k 15k 17.5k 20k
Hz
Figure 18. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz
Tone, 48 kHz:44.1 kHz
+0
-20
-40
-60
-80
d
B
F
-100
S
-120
-140
-160
-180
-200
10k
20k
30k
40k
Hz
Figure 19. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz
Tone, 48 kHz:96 kHz
+0
-20
-40
-60
-80
d
B
F
-100
S
-120
-140
-160
-180
-200
5k
10k
15k
20k
Hz
Figure 20. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz
Tone, 96 kHz:48 kHz
DS641F1
25