Instruction Manual

DS782DB1 7
CDB4349
10.PERFORMANCE PLOTS
Test conditions (unless otherwise specified): T
A
= 25° C; Measurement bandwidth is 20 Hz to 20 kHz (unweighted);
VA = 5 V; VLC = VLS = 3.3 V; Input signal is a 0 dBFS 1 kHz sine wave; Input data resolution is 24 bits, Left-Justi-
fied; Channel A output = blue traces; Channel B output = green traces.
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20 20k50 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 20k50 100 200 500 1k 2k 5k 10k
Hz
Figure 1. FFT 0 dBFS, FS = 48 kHz Figure 2. FFT -60 dBFS, FS = 48 kHz
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20 20k50 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
20k 120k40k 60k 80k 100k
Hz
Figure 3. FFT No Input, FS = 48 kHz Figure 4. FFT No Input Out of Band, FS = 48 kHz
-5
+5
-4
-3
-2
-1
+0
+1
+2
+3
+4
d
B
r
A
20 20k50 100 200 500 1k 2k 5k 10k
Hz
-110
+0
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20 20k50 100 200 500 1k 2k 5k 10k
Hz
Figure 5. Frequency Response 0 dBFS, FS = 48 kHz Figure 6. THD+N vs Frequency 0 dBFS, FS = 48 kHz