AKD4643-B Datasheet, PDF (24/40 Pages) Asahi Kasei Microsystems – Stereo CODEC with built-in MIC/HP/RCV/SPK amplifier

ASAHI KASEI
[AKD4643-B]
AKM
+0
-10
-20
-30
-40
-50
-60
d
-70
B
-80
F
S
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4643 AIN2 -> ADC FFT
fs=44.1kHz , fin=1kHz , -1dB
50
100
200
500
1k
2k
Hz
5k
10k
20k
Figure 27. FFT Plot (Input level= -1dBFs)
AKM
+0
-10
-20
-30
-40
-50
-60
d
-70
B
-80
F
S
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4643 AIN2 -> ADC FFT
fs=44.1kHz , fin=1kHz , -1dB
50
100
200
500
1k
2k
Hz
5k
10k
20k
Figure 28. FFT Plot (Input level = -60dBFs)
<KM082400>
- 24 -
2005/12