AKD4342-B Datasheet, PDF (16/52 Pages) Asahi Kasei Microsystems – 24bit DAC with built-in 2Vrms lineout

ASAHI KASEI
[fs=44.1kHz]
[Plot of Headphone Amp]
[AKD4342-B]
AKM
-10
-15
-20
-25
-30
-35
-40
-45
d
-50
B
r
-55
A
-60
-65
-70
-75
-80
-85
-90
-95
-100
-120
AKM
-20
-25
-30
-35
-40
-45
-50
d
-55
B
r
-60
A
-65
-70
-75
-80
-85
-90
-95
-100
20
Figure 12. THD+N vs. Input Level
AK4342 HP-AMP THD+N vs Input level (fs=44.1kHz, fin=1kHz)
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
dBFS
AK4342 HP-AMP THD+N vs Input Frequency (fs=44.1kHz, fin=-4dB)
-10
+0
50
100
200
500
1k
2k
Hz
5k
10k
20k
Figure 13. THD+N vs. Input Frequency
<KM081502>
- 16 -
2006/05