AKD4640 Datasheet, PDF (19/29 Pages) Asahi Kasei Microsystems – AKD4640 EVALUATION BOARD

ASAHI KASEI
AKM
+0
-20
-40
AK4640 HP FFT Plot (DAC -> HP)
VDD=3.3V, fs=44.1kHz, fin=None
-60
d
B
r
-80
A
-100
-120
-140
-160
20
50
100
200
500
1k
2k
Hz
Sweep Trace Color Line Style Thick Data
Axis Comment
1
1
Red Solid
3
Fft.Ch.1 Ampl Left
1
2
Blue Solid
3
Fft.Ch.2 Ampl Left
ADDA.at2c
Figure 22. FFT Plot ( No signal )
AKM
AK4640 HP Crosstalk (DAC -> HP)
VDD=3.3V, fs=44.1kHz, Input=-3dBFS
-60
-65
-70
-75
d
-80
B
-85
-90
-95
-100
20
50
100
200
500
1k
2k
Hz
Sweep Trace Color Line Style Thick Data
Axis Comment
1
1
Red Solid
3
Anlr.Crosstalk Left
2
1
Blue Solid
3
Anlr.Crosstalk Left
ADDA.at2c
Figure 23. Crosstalk Plot
[AKD4640]
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<KM072300>
- 19 -
2003/07