AKD4686-B Datasheet, PDF (22/55 Pages) Asahi Kasei Microsystems – AK4686 Evaluation Board Rev.0

Measure Result
1) ADC part
[Measurement condition]
• Measurement unit : Audio Precision SYS-2722
• MCLK
: 512fs
• BICK
: 64fs
• fs
: 48kHz
• BW
: 20Hz∼20kHz (fs=48kHz)
• Bit
: 24bit
• Power Supply : AVDD1=AVDD2=DVDD=CVDD=3.3V
• Interface
: External DIT (U4)
• Temperature
: Room Temp
Parameter Input signal Measurement filter
S/(N+D)
DR
S/N
1kHz, -1dB
1kHz, -60dB
No signal
20kLPF
20kLPF, A-weighted
20kLPF, A-weighted
Results [dB]
Lch Rch
88.1 87.7
97.5 97.4
97.5 97.5
[AKD4686-B]
< KM103800>
- 22 -
2010/08