AKD4392-SB Datasheet, PDF (26/32 Pages) Asahi Kasei Microsystems – AK4392 Sound quality evaluation board Rev.0

[AKD4392-SB]
(fs=192kHz)
AKM
-80
-85
AK4392 THD+N vs. Input Level
AVDD=DVDD=5V, fs=192kHz, fin=1kHz
-90
-95
-100
-105
d
B
r -110
A
-115
-120
-125
-130
-135
-140
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBFS
Figure 32. THD+N vs. Input level (fin=1kHz)
AKM
-80
-85
-90
-95
-100
-105
d
B
r -110
A
-115
-120
-125
-130
-135
-140
90
AK4392 THD+N vs. Input Frequency
AVDD=DVDD=5V, fs=192kHz, 0dBFS Input
200
500
1k
2k
5k
10k
20k
Hz
Figure 33. THD+N vs. Input Frequency (Input level=0dBFS)
50k 80k
<KM099800>
26
2009/06