Performance plots, Figure 1. fft (-1 db 48 khz), Figure 2. fft (-60 db, 48 khz) – Cirrus Logic CDB5343 User Manual
Page 9: Figure 3. fft (48 khz, no input), Figure 4. 48 khz, thd+n vs. input freq, Figure 5. 48 khz, thd+n vs. level, Figure 6. 48 khz, fade-to-noise linearity
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DS687DB2
9
CDB5343
12.PERFORMANCE PLOTS
-130
+0
-120
-110
-100
-90
-80
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-60
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-40
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-10
d
B
F
S
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-130
+0
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Figure 1. FFT (-1 dB 48 kHz)
Figure 2. FFT (-60 dB, 48 kHz)
-130
+0
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-100
+0
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Figure 3. FFT (48 kHz, No Input)
Figure 4. 48 kHz, THD+N vs. Input Freq
-100
+0
-90
-80
-70
-60
-50
-40
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-20
-10
d
B
F
S
-120
+0
-100
-80
-60
-40
-20
dBr
-40
+40
-35
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-25
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-15
-10
-5
+0
+5
+10
+15
+20
+25
+30
+35
d
B
F
S
-140
+0
-120
-100
-80
-60
-40
-20
dBr
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
Figure 5. 48 kHz, THD+N vs. Level
Figure 6. 48 kHz, Fade-to-Noise Linearity
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