AKD4682-A Datasheet, PDF (21/51 Pages) Asahi Kasei Microsystems – 24bit CODEC that has two channels of ADC and four channels of DAC

ASAHI KASEI
1. ADC part
+0
-10
-20
-30
-40
-50
-60
d
-70
B
-80
F
S
-90
-100
-110
-120
-130
-140
-150
-160
20
(ADC fs=48kHz)
AK4682 FFT fs=48kHz -1.0dB input
AVDD1=AVDD2=DVDD1=DVDD2=5.0V, TVDD=3.3V, PVDD=9.0V
50
100
200
500
1k
2k
5k
Hz
Figure 11. FFT(Input Frequency =1kHz,Input Level=-1.0dBFS)
[AKD4682-A]
10k
20k
+0
-10
-20
-30
-40
-50
-60
d
-70
B
-80
F
S
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4682 FFT fs=48kHz -60dB input
AVDD1=AVDD2=DVDD1=DVDD2=5.0V, TVDD=3.3V, PVDD=9.0V
50
100
200
500
1k
2k
5k
Hz
Figure 12. FFT(Input Frequency =1kHz,Input Level=-60dBFS)
10k
20k
<KM086400>
- 21 -
2007/02