AKD4480-SB Datasheet, PDF (14/30 Pages) Asahi Kasei Microsystems – AK4480 Evaluation Board Rev.2

[AKD4480-SB]
AKM
+0
-20
-40
-60
d
B
-80
r
-100
A
-120
-140
-160
-180
20
AKM
+0
-20
-40
-60
d
B
-80
r
-100
A
-120
-140
-160
-180
20
(DAC fs=44.1KHz)
AK4480 FFT No Signal
fs=44.1kHz,fin=1kHz
50
100
200
500
1k
2k
Hz
Figure 9. FFT (No Signal)
AK4480 FFT Out of Band Noise
fs=44.1kHz,fin=1kHz
5k
10k
20k
50
100 200
500
1k
2k
Hz
5k
10k 20k
Figure 10. FFT (Out of Band Noise)
50k 100k
<KM097902>
- 14 -
2009/12