AKM AKD4127-A, Руководство пользователя

Страница: 8 / 20

ASAHI KASEI [AKD4127-A]
<KM085601> 2006/11
- 8 -
[Plot]
AK4127 FFT Plot (fsi=48[KHz], fso=44.1[KHz]) AVDD=DVDD=3.3[V], Input Level=0[dBFS], fin=1[KHz]
-200
+0
-190
-180
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
20 20k 50 100 200 500 1k 2k 5k 10k
Hz
Fig 6. FFT Plot (Input Level= 0[dBFS])
AK4127 FFT Plot (fsi=48[KHz], fso=44.1[KHz]) AVDD=DVDD=3.3[V], Input Level=-60[dBFS], fin=1[KHz]
-200
+0
-190
-180
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
20 20k 50 100 200 500 1k 2k 5k 10k
Hz
Fig 7. FFT Plot (Input Level=
−
60[dBFS])