AKD4683-B Datasheet, PDF (40/55 Pages) Asahi Kasei Microsystems – 24bit CODEC that has two channels of ADC and four channels of DAC with internal DIR, DIT

ASAHI KASEI
[AKD4683-B]
+0
-10
-20
-30
-40
-50
-60
d
-70
B
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
90
(DAC fs=192kHz)
AK4683 FFT fs=192kHz 0dBFS input
AVDD1=AVDD2=DVDD=TVDD=HVDD=5V
200
500
1k
2k
5k
10k
20k
Hz
Figure 44. FFT(Input Frequency =1kHz, Input Level=0dBFS)
50k 80k
+0
-10
-20
-30
-40
-50
-60
d
-70
B
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
90
AK4683 FFT(Notch) fs=192kHz 0dBFS input
AVDD1=AVDD2=DVDD=TVDD=HVDD=5V
200
500
1k
2k
5k
10k
20k
Hz
Figure 45. FFT(Input Frequency =1kHz, Input Level=0dBFS,Notch-on)
50k 80k
<KM080901>
- 40 -
2006/05