AKD4425A-SA Datasheet, PDF (12/32 Pages) Asahi Kasei Microsystems – AK4425A Evaluation Board Rev.0

[Measurement condition]
• Measurement unit
• MCLK
• BICK
• fs
• Bit
• Power Supply
• Interface
• Temperature
Measurement Results
[AKD4425A-SA]
: Audio Precision System two Cascade (AP2)
: 512fs (fs = 44.1kHz), 256fs (fs = 96kHz), 128fs (fs = 192kHz)
: 64fs
: 44.1kHz, 96kHz, 192kHz
: 24bit
: VDD=AVDD=5V
: DIR
: Room
Table Data
fs=44.1kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0” data
Filter condition
20kHz SPCL,
20kHz Brick-wall LPF
20kHz SPCL, A-weighted
20kHz SPCL, A-weighted
fs=96kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0” data
Filter condition
40kHz SPCL,
40kHz Brick-wall LPF
40kHz SPCL, A-weighted
40kHz SPCL, A-weighted
fs=192kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0” data
Filter condition
40kHz SPCL,
40kHz Brick-wall LPF
40kHz SPCL, A-weighted
40kHz SPCL, A-weighted
Lch
91.6
106.1
106.5
Lch
91.6
106.2
106.4
Lch
91.5
106.3
106.4
Rch
Unit
91.1
dB
106.0
dB
106.3
dB
Rch
Unit
91.1
dB
106.0
dB
106.3
dB
Rch
Unit
91.0
dB
106.1
dB
106.3
dB
<KM100600>
- 12 -
2009/09