Cirrus Logic CS8422 - Manual (Page 72)

72 DS692F2
CS8422
-2 00
+ 0
-1 90
-1 80
-1 70
-1 60
-1 50
-1 40
-1 30
-1 20
-1 10
-1 00
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
5 k 45 k 1 0k 15 k 20 k 2 5k 30 k 3 5k 4 0k
H z
-2 00
+ 0
-1 90
-1 80
-1 70
-1 60
-1 50
-1 40
-1 30
-1 20
-1 10
-1 00
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
2. 5k 22 .5 k 5 k 7 .5 k 1 0k 12 .5 k 1 5k 1 7. 5k 2 0k
H z
Figure 44. Wideband FFT –
0 dBFS 1 kHz Tone, 192 kHz:48 kHz
Figure 45. Wideband FFT –
-60 dBFS 1 kHz Tone, 48 kHz:96 kHz
-2 00
+ 0
-1 90
-1 80
-1 70
-1 60
-1 50
-1 40
-1 30
-1 20
-1 10
-1 00
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
2. 5k 22 .5 k 5 k 7 .5 k 1 0k 12 .5 k 1 5k 1 7. 5k 2 0k
H z
-2 00
+ 0
-1 90
-1 80
-1 70
-1 60
-1 50
-1 40
-1 30
-1 20
-1 10
-1 00
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
10 k 90 k 2 0k 30 k 40 k 5 0k 60 k 7 0k 8 0k
H z
Figure 46. Wideband FFT –
-60 dBFS 1 kHz Tone, 48 kHz:48 kHz
Figure 47. Wideband FFT –
-60 dBFS 1 kHz Tone, 44.1 kHz:192 kHz
-2 00
+ 0
-1 90
-1 80
-1 70
-1 60
-1 50
-1 40
-1 30
-1 20
-1 10
-1 00
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
2. 5k 22 .5 k 5 k 7 .5 k 1 0k 12 .5 k 1 5k 1 7. 5k 2 0k
H z
-2 00
+ 0
-1 90
-1 80
-1 70
-1 60
-1 50
-1 40
-1 30
-1 20
-1 10
-1 00
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
2 k 2 2k 4 k 6k 8k 10 k 12 k 14 k 1 6k 1 8k 20 k
H z
Figure 48. Wideband FFT –
-60 dBFS 1 kHz Tone, 44.1 kHz:48 kHz
Figure 49. Wideband FFT –
-60 dBFS 1 kHz Tone, 48 kHz:44.1 kHz