AKD4382 Datasheet, PDF (9/26 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.A FOR AK4382

ASAHI KASEI
AKM
+0
-10
-20
-30
-40
-50
-60
d
-70
B
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
20
50
AKM
+0
-10
-20
-30
-40
-50
-60
d
-70
B
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
100
200
(fs=44.1kHz)
AK4382 FFT (fs=44.1kHz; Noise floor)
FFT points=16384, Avg=8, Window=Equirriple
[AKD4382]
100
200
500
1k
2k
5k
Hz
Figure 8 . FFT (noise floor)
AK4382 FFT (fs=44.1kHz; Out-of-band noise ~130kHz)
FFT points=16384, Avg=8, Window=Equirriple
10k
20k
500
1k
2k
5k
Hz
10k
20k
Figure 9 . FFT (out-of-band noise)
50k
100k
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