AKD4665A-A Datasheet, PDF (28/39 Pages) Asahi Kasei Microsystems – 20bit CODEC with built-in Input PGA and Headphone Amplifier

ASAHI KASEI
[AKD4665A-A]
3. DAC (DAC Æ HPL/HPR) PLOT DATA
AKM
AKD4665 DAC(HP) THD+N vs.Input Level (fs=44.1kHz, fin=1kHz)
-50
-52
-54
-56
-58
-60
-62
-64
-66
d
-68
B
r
-70
A
-72
-74
-76
-78
-80
-82
-84
-86
-88
-90
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
dBFS
-10
+0
Figure 29. THD+N vs. Input Level
AKM
-30
-35
-40
-45
-50
-55
d
-60
B
r
-65
A
-70
-75
-80
-85
-90
-95
-100
20
AK4665 DAC(HP) Input Frequency (fs=44.1kHz, Input=0dB)
50
100
200
500
1k
2k
Hz
5k
10k
20k
Figure 30. THD+N vs. Input Frequency (Input Level = 0dBFS)
<KM082201>
- 28 -
2006/05