AKD4683-B Datasheet, PDF (28/55 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]
-80
-82.5
-85
-87.5
-90
-92.5
-95
d ^-97.5
B _-100
F
S _-102.5
-105
-107.5
-110
-112.5
-115
-117.5
-120
40 50
(ADC fs=96kHz)
AK4683 THD+N vs Input Frequency fs=96kHz
AVDD1=AVDD2=DVDD=PVDD=TVDD=HVDD=5V
100
200
500
1k
2k
Hz
5k
10k
Figure 22. THD + N vs Input Frequency (Input Level=-0.5dBFS)
20k
40k
AK4683 Linearity fs=96kHz
AVDD1=AVDD2=DVDD=PVDD=TVDD=HVDD=5V
+0
-10
-20
-30
-40
-50
-60
d
B
-70
F
S
-80
-90
-100
-110
-120
-130
-140
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBr
Figure 23. Linearity (Input Frequency =1kHz)
<KM080901>
- 28 -
2006/05