AKD4399-SB Datasheet, PDF (12/31 Pages) Asahi Kasei Microsystems – AK4399 Sound quality evaluation board Rev.4

Measurement Results
[Measurement condition]
• Measurement unit
• MCLK
• BICK
• fs
• Bit
• Power Supply
• Interface
• Temperature
• Operational Amplifiers
fs=44.1kHz
Parameter
Input signal
S/(N+D)
1kHz, 0dB
DR
1kHz, -60dB
S/N
“0” data
: Audio Precision System two Cascade (AP2)
: 512fs (44.1kHz), 256fs (96kHz), 128fs (192kHz)
: 64fs
: 44.1kHz, 96kHz, 192kHz
: 24bit
: AVDD= DVDD=5V
: Internal DIR (44.1kHz, 96kHz, 192kHz)
: Room
: LME49710NA
Measurement filter
20kLPF
22kLPF, A-weighted
22kLPF, A-weighted
Results ( Lch / Rch )
108.8 dB / 106.8 dB
120.7 dB / 120.5 dB
120.7 dB / 120.5 dB
fs=96kHz
Parameter
Input signal
S/(N+D)
1kHz, 0dB
DR
1kHz, -60dB
S/N
“0” data
Measurement filter
40kLPF
22kLPF, A-weighted
40kLPF
22kLPF, A-weighted
Results ( Lch / Rch )
108.8 dB / 106.3 dB
114.9 dB / 114.8 dB
120.7 dB / 120.7 dB
115.2 dB / 115.0 dB
121.0 dB / 121.0 dB
fs=192kHz
Parameter
Input signal
S/(N+D)
1kHz, 0dB
DR
1kHz, -60dB
S/N
“0” data
Measurement filter
40kLPF
22kLPF, A-weighted
40kLPF
22kLPF, A-weighted
Results ( Lch / Rch )
108.6 dB / 105.7 dB
114.6 dB / 114.5 dB
120.5 dB / 120.3 dB
115.0 dB / 115.0 dB
121.0 dB / 121.0 dB
[AKD4399-SB]
<KM093703>
12
2009/10