AKD4527B Datasheet, PDF (8/40 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.D FOR AK4527B

ASAHI KASEI
2) DAC part
[Measurement condition]
• Measurement unit : Audio Precision, System two, Cascade
• MCLK
: 256fs
• BICK
: 64fs
• fs
: 44.1kHz, 96kHz
• BW
: 10Hz∼22kHz (fs=44.1kHz), 10Hz∼40kHz (fs=96kHz)
• Bit
: 24bit
• Power Supply : AVDD=DVDD=TVDD=5V
• Analog Input : Differential
• Interface
: DIR
• Temperature : Room
fs=44.1kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0”data
Measurement filter
20kLPF
22kLPF, A-weighted
22kLPF, A-weighted
Results
97.3dB
105.1dB
105.5dB
fs=96kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0”data
Measurement filter
40kLPF
40kLPF
22kLPF, A-weighted
40kLPF
22kLPF, A-weighted
Results
96.2dB
100.5dB
104.9dB
100.6dB
104.9dB
[AKD4527B Rev.D]
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