AKD4645A-A Datasheet, PDF (27/53 Pages) Asahi Kasei Microsystems – Evaluation board Rev.1 for AK4645A

ASAHI KASEI
2-2 ADC (LIN2/RIN2 Æ ADC) (+20dB)
+0
-10
-20
-30
-40
-50
-60
d
-70
B
-80
F
S
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4645A LIN2->ADC(MIC=+20dB) FFT
fs=44.1kHz,fin=1kHz,-1dB Input
50
100
200
500
1k
2k
Hz
Figure 22. FFT Plot (Input level= 0dBFs)
+0
-10
-20
-30
-40
-50
-60
d
-70
B
-80
F
S
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4645A LIN2->ADC(MIC=+20dB) FFT
fs=44.1kHz,fin=1kHz,-60dB Input
50
100
200
500
1k
2k
Hz
Figure 23. FFT Plot (Input level= -60dBFs)
< KM094901>
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2009/10