AKD4589 Datasheet, PDF (14/51 Pages) Asahi Kasei Microsystems – AK4589 Evaluation Board Rev.2

ASAHI KASEI
[AKD4589-B]
2) DAC part
[Measurement condition]
• Measurement unit : Audio Precision System two Cascade (AP2)
• MCLK
: 256fs (fs=48kHz, 96kHz), 128fs (fs=192kHz)
• BICK
: 64fs
• fs
: 48kHz, 96kHz, 192kHz
• BW
: 20Hz∼20kHz (fs=48kHz), 20Hz∼40kHz (fs=96kHz), 20Hz∼40kHz (fs=192kHz)
• Resolution
: 24bit
• Power Supply : AVDD=PVDD=DVDD=5V, TVDD=3.3V
• Interface
: Internal DIR (48kHz, 96kHz, 192kHz)
• Temperature : Room Temp
fs=48kHz
Parameter
S/(N+D)
DR
DR
S/N
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
1kHz, -60dB
“0” data
“0” data
Measurement filter
20kLPF
20kLPF
22kLPF, A-weighted
20kLPF
22kLPF, A-weighted
Results
98.7 dB
110.0 dB
112.5 dB
110.0 dB
112.8 dB
fs=96kHz
Parameter
S/(N+D)
DR
DR
S/N
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
1kHz, -60dB
“0” data
“0” data
Measurement filter
40kLPF
40kLPF
22kLPF, A-weighted
40kLPF
22kLPF, A-weighted
Results
97.8 dB
106.8 dB
112.2 dB
106.8 dB
112.5 dB
fs=192kHz
Parameter
S/(N+D)
DR
DR
S/N
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
1kHz, -60dB
“0” data
“0” data
Measurement filter
40kLPF
40kLPF
22kLPF, A-weighted
40kLPF
22kLPF, A-weighted
Results
96.4 dB
106.8 dB
112.2 dB
107.0 dB
112.5 dB
<KM076201>
- 14 -
2005/07