AKD4527B Datasheet, PDF (7/40 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.D FOR AK4527B

ASAHI KASEI
MEASUREMENT RESULTS
1) ADC part
[Measurement condition]
• Measurement unit : Audio Precision, System two, Cascade
• MCLK
: 256fs
• BICK
: 64fs
• fs
: 44.1kHz
• BW
: 10Hz∼20kHz(fs=44.1kHz), 10Hz∼48kHz(fs=96kHz)
• Bit
: 24bit
• Power Supply : AVDD=DVDD=TVDD=5V
• Analog Input : Differential
• Interface
: DIT
• Temperature : Room
fs=44.1kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, -0.5dB
1kHz, -60dB
no signal
Measurement filter
20kLPF
20kLPF, A-weighted
20kLPF, A-weighted
Results
96.2dB
103.3dB
103.9dB
fs=96kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, -0.5dB
1kHz, -60dB
no signal
Measurement filter
fs/2
fs/2, A-weighted
fs/2, A-weighted
Results
86.7dB
102.9dB
103.4dB
[AKD4527B Rev.D]
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