AKD4627-A Datasheet, PDF (22/72 Pages) Asahi Kasei Microsystems – Evaluation board Rev.0 for AK4627

[AKD4627-A]
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
S/(N+D)
DR
S/N
Input signal
1kHz,
0dBFS
1kHz,
-60dBFS
No signal
Measurement filter
20kHz Brick-wall LPF
20kHz Brick-wall LPF
20kHz Brick-wall LPF
A-weighted
20kHz Brick-wall LPF
20kHz Brick-wall LPF
A-weighted
fs=96kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz,
0dBFS
1kHz,
-60dBFS
No signal
Measurement filter
40kHz Brick-wall LPF
40kHz Brick-wall LPF
40kHz Brick-wall LPF
A-weighted
40kHz Brick-wall LPF
40kHz Brick-wall LPF
A-weighted
LOUT1
101.5
103.3
105.7
103.3
105.8
ROUT1
100.4
103.2
105.7
103.1
105.7
LOUT1
99.3
100.6
105.6
100.6
105.6
ROUT1
98.1
100.5
105.5
100.5
105.5
Units
dB
dB
dB
dB
dB
Units
dB
dB
dB
dB
dB
fs=192kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz,
0dBFS
1kHz,
-60dBFS
No signal
Measurement filter
40kHz Brick-wall LPF
40kHz Brick-wall LPF
40kHz Brick-wall LPF
A-weighted
40kHz Brick-wall LPF
40kHz Brick-wall LPF
A-weighted
LOUT1
98.3
100.5
105.6
100.7
105.6
ROUT1
97.6
100.6
105.5
100.5
105.5
Units
dB
dB
dB
dB
dB
<KM102000>
-22-
2010/08