AKD4122 Datasheet, PDF (26/36 Pages) Asahi Kasei Microsystems – Evaluation board Rev.A for AK4122

ASAHI KASEI
[AKD4122]
AKM
-0
-0.25
-0.5
-0.75
-1
-1.25
-1.5
d ^-1.75
B
-2
F
S _-2.25
-2.5
-2.75
-3
-3.25
-3.5
-3.75
-4
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
F
-90
S -100
-110
-120
-130
-140
-150
-160
-170
-180
20
AK4122 Frequency Response
AVDD=DVDD=3.3V, FSI=44.1kHz, FSO=48kHz, Input=0dBFS
2k
4k
6k
8k
10k
12k
14k
16k
18k
20k
22k
Hz
Fig 5. Frequency Response
AK4122 FFT Plot
AVDD=DVDD=3.3V, FSI=44.1kHz, FSO=48kHz, Input=0dBFS, fin=1kHz
50
100
200
500
1k
2k
Hz
Fig 6. FFT Plot (Input = 0dBFS)
5k
10k
20k
<KM071100>
- 26 -
2003/06