AKD4440-A Datasheet, PDF (14/29 Pages) Asahi Kasei Microsystems – AK4440 Evaluation Board Rev.3

[AKD4440-A]
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
FFT No Signal
fs=44.1KHz,fin=1KHz
50
100
200
500
1k
2k
Hz
Figure 6. FFT (No Signal)
FFT Out of Band Noise
fs=44.1KHz,fin=1KHz
5k
10k 20k
50 100 200
500 1k 2k
Hz
5k 10k 20k
50k 100k
Figure 7. FFT (Out of Band Noise)
<KM097204>
- - 14 - -
2009/5