ASAHI KASEI
[AKD4127-A]
<KM085601>
2006/11
- 10 -
AK4127 THD+N vs Input Frequency (fsi=48[KHz], fso=44.1[KHz]) AVDD=DVDD=3.3[V], Input Level=-60[dBFS]
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
-180
-100
-175
-170
-165
-160
-155
-150
-145
-140
-135
-130
-125
-120
-115
-110
-105
d
B
F
S
Fig 3. THD+N vs. Input Frequency (Input Level=
−
60[dBFS])
AK4127 Linearity (fsi=48[KHz], fso=44.1[KHz]) AVDD=DVDD=3.3[V], fin=1[KHz]
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
dBFS
-150
+0
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
Fig 4. Linearity
