AKD4644-B Datasheet, PDF (28/40 Pages) Asahi Kasei Microsystems – Stereo CODEC with built-in MIC/HP/RCV amplifier

ASAHI KASEI
[AKD4644-B]
AKM
+10
+0
-10
-20
-30
-40
-50
-60
d
B
-70
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4644 DAC --> Lineout FFT
fs=44.1kHz , fin=1kHz , 0dB Input
50
100
200
500
1k
2k
Hz
Figure 33. FFT Plot (Input level= 0dBFs)
5k
10k
20k
AKM
+0
-10
-20
-30
-40
-50
-60
d
-70
B
r
-80
A
-90
-100
-110
-120
-130
-140
-150
-160
20
AK4644 DAC --> Lineout FFT
fs=44.1kHz , fin=1kHz , -60dB Input
50
100
200
500
1k
2k
Hz
Figure 34. FFT Plot (Input level = -60dBFs)
5k
10k
20k
<KM082800>
- 28 -
2006 / 02