AKD4421A-SA Datasheet, PDF (5/22 Pages) Asahi Kasei Microsystems – AK4421A Evaluation Board Rev.1

[AKD4421A-SA]





Measurement Results
[Measurement condition]
• Measurement unit
• MCLK
• BICK
• fs
• Bit
• Power Supply
• Interface
• Temperature
: Audio Precision System two Cascade (AP2)
: 512fs (fs=44.1KHz) / 256fs (fs=96KHz ) / 128fs (fs=192KHz)
: 64fs
: 44.1kHz / 96KHz / 192KHz
: 24bit
: VDD=CVDD=3.3V
: DIR
: Room
Table Data
fs=44.1kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0” data
Filter condition
20k SPCL
20k SPCL, A-weighted
20k SPCL, A-weighted
Lch
94.6
103.1
103.2
Rch
Unit
94.5
dB
103.2
dB
103.6
dB
fs=96kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0” data
Filter condition
40k SPCL
40k SPCL, A-weighted
40k SPCL, A-weighted
Lch
93.7
103.1
103.3
Rch
Unit
94.2
dB
103.3
dB
103.5
dB
fs=192kHz
Parameter
S/(N+D)
DR
S/N
Input signal
1kHz, 0dB
1kHz, -60dB
“0” data
Filter condition
40k SPCL
40k SPCL, A-weighted
40k SPCL, A-weighted
Lch
93.8
103.1
103.3
Rch
Unit
94.1
dB
103.2
dB
103.4
dB
KM098701

































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2009/04