AKD4356 Datasheet, PDF (7/27 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.B FOR AK4356

ASAHI KASEI
[AKD4356]
MEASUREMENT RESULTS
[Measurement condition]
• Measurement unit : ROHDE & SCHWARZ, UPD04
• MCLK
: 256fs
• BICK
: 64fs
• fs
: 44.1kHz, 96kHz, 192kHz
• BW
: 20Hz∼20kHz (fs=44.1kHz), 20Hz∼40kHz (fs=96kHz), 20Hz∼80kHz (fs=192kHz)
• Bit
: 24bit
• Power Supply : AVDD=DVDD=5V
• Interface
: DIR (fs=44.1kHz), Serial Multiplex (fs=96kHz, 192kHz)
• Temperature : Room
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
no signal
Measurement filter
20kLPF
20kLPF
20kLPF, A-weighted
20kLPF
20kLPF, A-weighted
fs=44.1kHz
97.5dB
110.0dB
113.2dB
110.1dB
113.5dB
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
no signal
Measurement filter
40kLPF
40kLPF
20kLPF, A-weighted
40kLPF
20kLPF, A-weighted
fs=96kHz
94.4dB
106.2dB
112.3dB
106.4dB
112.8dB
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
no signal
Measurement filter
80kLPF
80kLPF
20kLPF, A-weighted
80kLPF
20kLPF, A-weighted
fs=192kHz
90.0dB
92.6dB
112.8dB
93.3dB
112.8dB
[Measurement condition]
• Measurement unit : Audio Precision, System two, Cascade
• MCLK
: 256fs
• BICK
: 64fs
• fs
: 44.1kHz
• BW
: 20Hz∼20kHz
• Bit
: 24bit
• Power Supply : AVDD=DVDD=5V
• Interface
: DIR
• Temperature : Room
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
no signal
Measurement filter
20kLPF
22kLPF, A-weighted
22kLPF, A-weighted
Results
98.8dB
112.2dB
112.6dB
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