AKD4710-A Datasheet, PDF (13/30 Pages) Asahi Kasei Microsystems – AK4710 Evaluation Board Rev.1

ASAHI KASEI
[AKD4710-A]
MEASUREMENT RESULTS
„ Audio
[Measurement condition]
• Measurement unit : Audio Precision SYS-2722
• BW
: 20Hz∼20kHz
• Power Supply : VP=12V, VD1=3.3V, VD2=3.3V, VVD=3.3V
• Interface
: Input: Cannon, Output: BNC
• Temperature : Room
• Volume Gain : 0dB
• Measurement signal line path: AINL/AINR → Volume→ TVOUTL/TVOUTR
Parameter
Input signal
Measurement filter
S/(N+D)
(At 2Vrms Output)
DR
S/N
1kHz, 0dBFS
1kHz, -60dBFS
“no-input
20kLPF
22kLPF, A-weighted
22kLPF, A-weighted
Results
Lch [dB]
97.0
101.0
101.0
Results
Rch [dB]
95.6
101.0
101.0
Plots
Figure 1-1. FFT (1kHz, 0dBFS input) at 2Vrms output
Figure 1-2. FFT (1kHz, -60dBFS input)
Figure 1-3. FFT (Noise floor)
Figure 1-4. THD+N vs. Input Level (fin=1kHz)
Figure 1-5. THD+N vs. fin (Input Level=0dBFS)
Figure 1-6. Linearity (fin=1kHz)
Figure 1-7. Frequency Response (Input Level=0dBFS)
Figure 1-8. Crosstalk (Input Level=0dBFS)
<KM105902>
- 13 -
2011/06