asahi kasei [AKD5381]
<km069200> 2002/06
- 14 -
AKM ak5381 fft plot
VA=VD=5.0v, fs=96khz, 输入=-60dbr, fin=1khz
20 40k50 100 200 500 1k 2k 5k 10k 20k
Hz
-180
+0
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
图示 15. fft plot
AKM ak5381 fft plot
VA=VD=5.0v, fs=96khz, fin=毫无
20 40k50 100 200 500 1k 2k 5k 10k 20k
Hz
-180
+0
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
F
S
图示 16. fft plot