ASAHI KASEI
[AKD4341-SB]
(DAC fs=44.1kHz)
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
B
r
A
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
20
50
100
AK4341 FFT
HVDD=9V, VDD=3.3V, fs=44.1kHz, 0dBFS input
200
500
Hz
1k
2k
5k
10k
20k
Figure 8. FFT(Input Frequency=1kHz, Input Level=0dBFS)
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
B
r
A
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
20
50
100
AK4341 FFT
HVDD=9V, VDD=3.3V, fs=44.1kHz, -60dBFS input
200
500
Hz
1k
2k
5k
10k
20k
Figure 9. FFT(Input Frequency=1kHz, Input Level=-60dBFS)
<KM087300>
7
2007/03