AKD4648-C Datasheet, PDF (32/71 Pages) Asahi Kasei Microsystems – stereo CODEC with MIC/HP/SPK amplifier

[AKD4648-C]
+0
-10
-20
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-40
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-60
d
B
F
-70
S
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-90
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AK4648 LIN2/RIN2 => ADC (MGAIN+20dB)
FFT fs=44.1kHz, -1dB Input
50
100
200
500
1k
2k
Hz
5k
10k
20k
Figure 18. FFT Plot (Input level= -1dBFS)
+0
-10
-20
-30
-40
-50
-60
d
B
-70
F
S
-80
-90
-100
-110
-120
-130
-140
20
AK4648 LIN2/RIN2 => ADC (MGAIN+20dB)
FFT fs=44.1kHz, -60dB Input
50
100
200
500
1k
2k
5k
Hz
Figure 19. FFT Plot (Input level= -60dBFS)
10k
20k
<KM088701>
- 32 -
2007/04