beautypg.com

Figure 13. fft -60 dbfs, fs = 96 khz, Figure 14. fft no input, fs = 96 khz, Figure 15. fft no input out of band, fs = 96 khz – Cirrus Logic CDB4349 User Manual

Page 9: Figure 16. frequency response 0 dbfs, fs = 96 khz, Figure 17. thd+n vs frequency 0 dbfs, fs = 96 khz, Figure 18. thd+n vs level 1 khz, fs = 96 khz, Cdb4349

background image

DS782DB1

9

CDB4349

-150

+0

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

d
B

r

A

20

20k

50

100

200

500

1k

2k

5k

10k

Hz

-150

+0

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

d
B

r

A

20

20k

50

100

200

500

1k

2k

5k

10k

Hz

Figure 13. FFT -60 dBFS, FS = 96 kHz

Figure 14. FFT No Input, FS = 96 kHz

-150

+0

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

d
B

r

A

20k

120k

40k

60k

80k

100k

Hz

-5

+5

-4

-3

-2

-1

+0

+1

+2

+3

+4

d
B

r

A

20

20k

50

100

200

500

1k

2k

5k

10k

Hz

Figure 15. FFT No Input Out of Band, FS = 96 kHz

Figure 16. Frequency Response 0 dBFS, FS = 96 kHz

-110

+0

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

d
B

r

A

20

20k

50

100

200

500

1k

2k

5k

10k

Hz

-110

+0

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

d
B

r

A

-120

+0

-100

-80

-60

-40

-20

dBFS

Figure 17. THD+N vs Frequency 0 dBFS, FS = 96 kHz

Figure 18. THD+N vs Level 1 kHz, FS = 96 kHz