AKD4682-A Datasheet, PDF (23/51 Pages) Asahi Kasei Microsystems – 24bit CODEC that has two channels of ADC and four channels of DAC

ASAHI KASEI
-80
-82.5
-85
-87.5
-90
-92.5
-95
d ^-97.5
B
F
-100
S _-102.5
-105
-107.5
-110
-112.5
-115
-117.5
-120
(ADC fs=48kHz)
AK4682 THD+N vs Input Frequency fs=48kHz
AVDD1=AVDD2=DVDD1=DVDD2=5.0V, TVDD=3.3V, PVDD=9.0V
2k
4k
6k
8k
10k
12k
14k
16k
Hz
Figure 15. THD + N vs Input Frequency (Input Level=-1.0dBFS)
[AKD4682-A]
18k
20k
AK4682 Linearity fs=48kHz
AVDD1=AVDD2=DVDD1=DVDD2=5.0V, TVDD=3.3V, PVDD=9.0V
+0₅
-10
-20
-30
-40
-50
-60
d
B
F
-70
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 16. Linearity (Input Frequency =1kHz)
<KM086400>
- 23 -
2007/02