AKD4554 Datasheet, PDF (14/27 Pages) Asahi Kasei Microsystems – Evaluation board Rev.0 for AK4554

ASAHI KASEI
[AKD4554]
3-2. DAC
AKM
-60
-62
-64
-66
-68
-70
-72
-74
-76
d
-78
B
r
-80
A
-82
-84
-86
-88
-90
-92
-94
-96
-98
-100
-120
AKM
-60
-62
-64
-66
-68
-70
-72
-74
-76
d
-78
B
r
-80
A
-82
-84
-86
-88
-90
-92
-94
-96
-98
-100
20
AK4554 DAC THD+N vs. Input Level
VDD=2.5V, fs=44.1kHz, fin=1kHz
-110
-100
-90
-80
-70
-60
-50
-40
dBFS
Fig.9 THD+N vs. Input Level
AK4554 DAC THD+N vs. Input Frequency
VDD=2.5V, fs=44.1kHz, Input Level=0dB
50
100
200
500
1k
2k
Hz
Fig.10 THD+N vs. Input Frequency
-30
-20
-10
+0
5k
10k
20k
<KM077900>
- 14 -
2005/03