AKD4691-A Datasheet, PDF (49/68 Pages) Asahi Kasei Microsystems – Evaluation board Rev.0 for AK4691

[AKD4691-A]
4. Speaker (DAC Æ SPP/SPN, SPKG=+10.65dB)


AKM
AK4691 DAC=>Speaker(SPKG=10.65dB)
THD+N vs. Output Power fs=48kHz, fin=1kHz
-10
600m
-20
500m
-30
d
B
-40
-50
400m
300m W
200m
-60
100m
-70
-40










AKM
-50
-55
-60
d
-65
B
r
-70
A
-75
-80
-85
-90
20
-35
-30
-25
-20
-15
-10
dBFS
Figure 51. THD+N vs. Output Power
0
-5
+0


AK4691 DAC=>Speaker(SPKG=10.65dB)
THD+N vs. Input Frequency fs=48kHz, -3.75dBFS(Po=240mW)
50
100
200
500
1k
2k
Hz
Figure 52. THD+N vs. Input Frequency
5k
10k 20k


<KM089100>
- 49 -
2007/06