AKD4691-A Datasheet, PDF (45/68 Pages) Asahi Kasei Microsystems – Evaluation board Rev.0 for AK4691

[AKD4691-A]
4. Headphone (DAC Æ HPL/HPR)


AKM
AK4691 DAC=>HP THD+N vs. Input Level
fs=48kHz, fin=1kHz
-60
-65
-70
d
B
r
-75
A
-80
-85
-90
-120










AKM
-40
-100
-80
-60
-40
-20
dBFS
Figure 43. THD+N vs. Input Level
AK4691 DAC=>HP THD+N vs. Input Frequency
fs=48kHz, -3dBFS Input
+0


-50
d
-60
B
r
A
-70
-80
-90
20
50
100
200
500
1k
2k
5k
Hz
Figure 44. THD+N vs. Input Frequency (Filter: 20kHz AES17)
10k 20k


<KM089100>
- 45 -
2007/06