Performance plots, Figure 1. fft (48 khz, 0 db), Figure 2. fft (48 khz, -60 db) – Cirrus Logic CDB435 User Manual
Page 6: Figure 3. fft (48 khz, no input), Figure 4. fft (48 khz out-of-band, no input), Figure 5. 48 khz, thd+n vs. input freq, Figure 6. 48 khz, thd+n vs. level
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6
DS684DB1
CDB4352
9. PERFORMANCE PLOTS
-140
+0
-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
-140
+0
-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 1. FFT (48 kHz, 0 dB)
Figure 2. FFT (48 kHz, -60 dB)
-140
+0
-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
-140
+0
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20k
120k
40k
60k
80k
100k
Hz
Figure 3. FFT (48 kHz, No Input)
Figure 4. FFT (48 kHz Out-of-Band, No Input)
-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 5. 48 kHz, THD+N vs. Input Freq
Figure 6. 48 kHz, THD+N vs. Level
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