AKD4399-SB Datasheet, PDF (23/31 Pages) Asahi Kasei Microsystems – AK4399 Sound quality evaluation board Rev.4

AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
r
-90
A
-100
-110
-120
-130
-140
-150
-160
-170
-180
90
200
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
r
-90
A
-100
-110
-120
-130
-140
-150
-160
-170
-180
90
200
(fs=192kHz)
AK4399 FFT
AVDD=DVDD=5V, fs=192kHz, 0dBFS Input
[AKD4399-SB]
500
1k
2k
Hz
5k
10k
20k
Figure 25. FFT (fin=1kHz, Input Level=0dBFS)
AK4399 FFT
AVDD=DVDD=5V, fs=192kHz, 0dBFS Input, Notch
50k 80k
500
1k
2k
Hz
5k
10k
20k
Figure 26. FFT(fin=1kHz, Input Level=0dBFS, Notch)
50k 80k
<KM093703>
23
2009/10