AKD4562 Datasheet, PDF (11/30 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.A FOR AK4562

ASAHI KASEI
[AKD4562]
MEASUREMENT RESULTS
[Measurement condition]
• Measurement unit : Audio Precision, System Two
• MCLK
: 256fs
• BCLK
: 64fs
• fs
: 44.1kHz
• Bit
: 20bit
• Power Supply : VA=VD=VT=2.5V
• Interface
: DIR/DIT
• Temperature : Room
[Measurement Results]
Parameter
Input pin
Results (Lch / Rch)
Unit
ADC Analog Input Characteristics
S/(N+D)
(-0.5dB Input)
LIN1 / RIN1
LIN2 / RIN2
85.3 / 84.8
dB
85.4 / 84.7
dB
D-Range
(A-weighted)
LIN1 / RIN1
LIN2 / RIN2
88.6 / 88.6
dB
88.6 / 88.6
dB
S/N
(A-weighted)
LIN1 / RIN1
88.6 / 88.6
dB
LIN2 / RIN2
88.6 / 88.6
dB
Interchannel Isolation
LIN1 / RIN1
LIN2 / RIN2
109.6 / 108.7
dB
109.7 / 109.8
dB
DAC Analog Output Characteristics
S/(N+D)
-
89.5 / 89.5
dB
D-Range
(A-weighted)
-
93.0 / 93.0
dB
S/N
(A-weighted)
-
93.2 / 93.2
dB
Interchannel Isolation
-
109.5 / 108.7
dB
Output PGA Characteristics (OPGA)
S/(N+D)
S/N
OPGAL / OPGAR
91.7 / 91.7
dB
(A-weighted)
OPGAL / OPGAR
94.2 / 94.2
dB
Noise level at Mute (A-weighted)
OPGAL / OPGAR
108.5 / 108.6
dB
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