
ASAHI KASEI
[AKD4552-A]
<KM080600>
2005/10
-
10
-
MEASUREMENT RESULTS
[Measurement condition]
•
Measurement unit : Audio Precision, System two Cascade
•
MCLK :
256fs
•
BCLK : 64fs
•
fs :
32kHz,
44.1kHz,
48kHz,
96kHz
•
Bit
:
24bit
•
Band width : ADC : 10Hz
∼
20kHz (Normal Speed), 10Hz
∼
48kHz (Double Speed)
•
Measurement Filter : DAC : 10Hz
∼
20kHz (Normal Speed), 10Hz
∼
40kHz (Double Speed)
•
Power Supply : VA = VD = 3.0V
•
Interface
:
DIT/DIR
•
Temperature : Room
Parameter
Result (Lch / Rch)
Unit
ADC Analog Input Characteristics
S/(N+D) (-0.5dB Input)
fs=32kHz
fs=44.1kHz
fs=48kHz
fs=96kHz
87.8 / 87.9
88.5 / 88.5
89.2 / 89.2
89.5 / 89.4
dB
dB
dB
dB
D-Range (-60dB Input)
fs=32kHz, A-weighted
fs=44.1kHz, A-weighted
fs=48kHz, A-weighted
fs=96kHz
96.1 / 96.1
97.1 / 97.1
97.5 / 97.5
93.3 / 93.3
dB
dB
dB
dB
S/N
fs=32kHz, A-weighted
fs=44.1kHz, A-weighted
fs=48kHz, A-weighted
fs=96kHz
96.1 / 96.1
97.1 / 97.1
97.6 / 97.6
93.3 / 93.3
dB
dB
dB
dB
Interchannel Isolation
118.5 / 118.7
dB
DAC Analog Output Characteristics
S/(N+D) (0dB Output)
fs=32kHz
fs=44.1kHz
fs=48kHz
fs=96kHz
88.3 / 89.2
88.1 / 88.8
88.3 / 89.2
85.6 / 86.3
dB
dB
dB
dB
D-Range (-60dB Output)
fs=32kHz, A-weighted
fs=44.1kHz, A-weighted
fs=48kHz, A-weighted
fs=96kHz
100.0 / 100.0
100.4 / 100.4
100.6 / 100.6
95.6 / 95.6
dB
dB
dB
dB
S/N
fs=32kHz, A-weighted
fs=44.1kHz, A-weighted
fs=48kHz, A-weighted
fs=96kHz
100.9 / 100.9
101.6 / 101.6
101.6 / 101.6
96.0 / 96.0
dB
dB
dB
dB
Interchannel Isolation
116.2 / 116.4
dB