AKD4620B Datasheet, PDF (43/60 Pages) Asahi Kasei Microsystems – Evaluation board AK4620B

ASAHI KASEI
+0
-10
-20
-30
-40
-50
-60
d
-70
B
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
20
50
(fs=44.1kHz)
AK4620B FFT (DAC)
VA=VT=5V, VD=3.3V, fs=44.1kHz, No input
100
200
500
1k
2k
Hz
Figure 56. FFT (Noise Floor)
[AKD4620B-B]
5k
10k
20k
AK4620B THD+N vs Input Level
VA=VT=5V, VD=3.3V, fs=44.1kHz
-80
-85
-90
-95
-100
d
-105
B
r -110
A _-115
-120
-125
-130
-135
-140
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBFS
Figure 57. THD+N vs. Input level (fin=1kHz)
<KM078900>
- 43 -
2005/05