AKD4367 Datasheet, PDF (11/24 Pages) Asahi Kasei Microsystems – Evaluation board Rev.B for AK4367

ASAHI KASEI
[AKD4367]
[Plot of Headphone Amplifier]
AKM
AK4367 HP-Amp THD+N vs. Input Level (fs=44.1kHz, fIn=1kHz)
-20
-25
-30
-35
-40
-45
-50
d
-55
B
r
-60
A
-65
-70
-75
-80
-85
-90
-95
-100
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBFS
Figure 1. THD+N vs. Input Level
AKM
-20
-25
-30
-35
-40
-45
-50
d
-55
B
r
-60
A
-65
-70
-75
-80
-85
-90
-95
-100
20
AK4367 HP-Amp THD+N vs. fin (fs=44.1kHz, Input Level=-3dB)
50
100
200
500
1k
2k
5k
Hz
Figure 2. THD+N vs. Input Frequency
<KM071300>
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10k
20k
2003/03