[AKD4629-A]
<KM101902>
2012/04
2) DAC part
[Measurement condition]
•
Measurement unit : Audio Precision, System two, Cascade
•
MCLK : 512fs at 48kHz, 256fs at 96kHz, 128fs at 192kHz
•
BICK
:
64fs
•
fs :
48kHz,
96kHz,
192kHz
•
BW : 20Hz
∼
20kHz at fs=48kHz, 20Hz
∼
40kHz at 96kHz, 20Hz~40kHz at 192kHz
•
Bit
:
24bit
•
Power Supply : AVDD=DVDD= TVDD=5V
•
Interface
:
DIR
(AK4118)
•
Temperature : Room
fs=48kHz
Parameter Input signal
Measurement filter
LOUT1
ROUT1
Units
S/(N+D)
1kHz,
0dBFS
20kHz Brick-wall LPF
100.5
97.0
dB
DR
1kHz,
-60dBFS
20kHz Brick-wall LPF
A-weighted
105.5 105.5 dB
S/N No
signal
20kHz Brick-wall LPF
A-weighted
105.5 105.6 dB
fs=96kHz
Parameter Input signal
Measurement filter
LOUT1
ROUT1
Units
S/(N+D)
1kHz,
0dBFS
40kHz Brick-wall LPF
98.6
95.9
dB
DR
1kHz,
-60dBFS
40kHz Brick-wall LPF
A-weighted
105.3 105.4 dB
S/N No
signal
40kHz Brick-wall LPF
A-weighted
105.3 105.4 dB
fs=192kHz
Parameter Input signal
Measurement filter
LOUT1
ROUT1
Units
S/(N+D)
1kHz,
0dBFS
40kHz Brick-wall LPF
97.6
95.8
dB
DR
1kHz,
-60dBFS
40kHz Brick-wall LPF
A-weighted
105.3 105.4 dB
S/N No
signal
40kHz Brick-wall LPF
A-weighted
105.4 105.5 dB