AKD4145-A Datasheet, PDF (18/32 Pages) Asahi Kasei Microsystems – Evaluation board Rev.3 for AK4145

MEASUREMENT RESULTS
[Measurement condition]
• Measurement unit
• MCLK
• BICK
• fs
• Bit
• Power Supply
• Temperature
: Audio Precision, System Two Cascade
BELAR TV DIGITAL SETEREO MONITOR TVM-230
: 256fs
: 64fs
: 48kHz
: 24bit
: AVDD = TVDD = 3.3V, DVDD = 1.8V
: Room
[AKD4145-A]
[Measurement Results]
Parameter
S/(N+D)
(−1dB Input, 1kHz)
S/N
(Input off, A-weighting)
Stereo Separation
(-1dB Input, 1kHz)
Mono
Stereo
Mono
Stereo
Stereo
Result (Lch / Rch)
Unit
-79.5
dB
-77.9 / -78.5
-80.9
-81.3 / -81.3
dB
49.4 / 48.5
dB
[Performance Plots]
Stereo :
Figure. 9
Figure. 10
Figure. 11
Figure. 12
Figure. 13
Figure. 14
Figure. 15
: THD+N vs. Input Level (1kHz)
: THD+N vs. Input Frequency (-15dB)
: Linearity (1kHz)
: Frequency Response (-15dB)
: Separation (Left Channel = Off, Right Channel = -15dB)
: FFT Plot (-1dB)
: FFT Plot (No Signal)
Mono :
Figure. 16
Figure. 17
Figure. 18
Figure. 19
Figure. 20
Figure. 21
: THD+N vs. Input Level (1kHz)
: THD+N vs. Input Frequency (-15dB)
: Linearity (1kHz)
: Frequency Response (-15dB)
: FFT Plot (-1dB)
: FFT Plot (No Signal)
< KM090003>
- 18 -
2008/08