AKD4645-B Datasheet, PDF (27/40 Pages) Asahi Kasei Microsystems – Stereo CODEC with built-in MIC/HP amplifier

ASAHI KASEI
[AKD4645-B]
2-3 DAC (DACÆ LOUT/ROUT)
Vin = 0dB
AK4645 DAC -> LINEOUT THD+N vs InputLevel
fs=44.1kHz, fin=1kHz
-60
-62.5
-65
-67.5
-70
-72.5
-75
d _-77.5
B
r
-80
A ^-82.5
-85
-87.5
-90
-92.5
-95
-97.5
-100
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBFS
Figure 31. THD+N vs. Input Level
-60
-62
-64
-66
-68
-70
-72
-74
-76
d
-78
B
r
-80
-82
A
-84
-86
-88
-90
-92
-94
-96
-98
-100
20
AK4645 THD+N vs Input Frequency
fs=44.1kHz
50
100
200
500
1k
2k
5k
Hz
Figure 32.THD+N vs. Input Frequency (Input Level = 0dBFS)
10k
20k
<KM084500>
- 27 -
2006/07