AKD4204-A Datasheet, PDF (4/19 Pages) Asahi Kasei Microsystems – AK4204 Evaluation Board Rev.0

ASAHI KASEI
[AKD4204-A]
„ Audio
MEASUREMENT RESULTS
[Measurement condition]
• Measurement unit : Audio Precision SYS-2722
• BW
: 20Hz∼20kHz
• Power Supply : REG+5V=+5V, VDD1=VDD2=+3.3V (Regulator)
• Interface
: Input: RCA, Output: RCA
• Temperature : Room
• Measurement signal line path: LIN/RIN → LOUT/ROUT
Parameter
Input signal
Measurement filter
THD+N
(At 2Vrms Output)
DR
S/N
1kHz, 0dBFS
1kHz, -60dBFS
“no-input
20kLPF
22kLPF, A-weighted
22kLPF, A-weighted
Results
LOUT [dB]
-95.12
103.45
103.41
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)
Results
ROUT [dB]
-95.19
103.41
103.53
<KM108501>
-4-
2011/09