AKD4665A-A Datasheet, PDF (19/39 Pages) Asahi Kasei Microsystems – 20bit CODEC with built-in Input PGA and Headphone Amplifier

ASAHI KASEI
[AKD4665A-A]
PLOT DATA
1.ADC (AINL1/AINR1 Æ ADC) PLOT DATA
AKM
AKD4665 ADC(mic) THD+N vs.Input Level (fs=44.1kHz, fin=1kHz)
-60
-62
-64
-66
-68
-70
-72
-74
-76
d
-78
B
-80
F
S
-82
-84
-86
-88
-90
-92
-94
-96
-98
-100
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
dBr
Figure 12. THD+N vs. Input Level
AKM
AK4665 ADC(AIN) THD+N vs. Input Frequency (fs=44.1kHz, Input=-1dB)
-60
-62.5
-65
-67.5
-70
-72.5
-75
d ^-77.5
B
F
-80
S _-82.5
-85
-87.5
-90
-92.5
-95
-97.5
-100
20
50
100
200
500
1k
2k
5k
Hz
Figure 13. THD+N vs. Input Frequency (Input Level = -1dBFS)
10k
20k
<KM082201>
- 19 -
2006/05