AKD4556-B Datasheet, PDF (11/45 Pages) Asahi Kasei Microsystems – 24Bit A/D & D/A converter.

ASAHI KASEI
MEASUREMENT RESULTS
[AKD4556-B]
[Measurement condition]
● Measurement unit: Audio Precision, System two Cascade
● Slave Mode
● BCLK: 64fs
● Bit: 24bit
● Measurement Frequency: Nomal Speed : 20Hz ∼ 20kHz , Double & Quad Speed : 20Hz ∼ 40kHz
● Power Supply: VA=VD=3.3 V
● Temperature: Room
● Input Frequency: 1kHz
● Sampling Frequency: 48kHz , 96kHz , 192kHz
[Measurement Results]
ADC (LIN/RIN) characteristics
Sampling
Frequency
Parameter
Condition
S / (N+D) -1dB Input
48kHz
DR
-60dB Input
DR
-60dB Input
S/N
No Signal
S / (N+D) -1dB Input
96kHz
DR
-60dB Input
DR
-60dB Input
S/N
No Signal
S / (N+D) -1dB Input
192kHz
DR
-60dB Input
DR
-60dB Input
S/N
No Signal
Filter
20kHzLPF
20kHzLPF
A-weighted
A-weighted
40kHzLPF
40kHzLPF
A-weighted
A-weighted
40kHzLPF
40kHz LPF
A-weighted
A-weighted
L ch
92.2
102.4
104.8
104.9
90.8
98.7
104.3
104.4
90.8
98.6
103.8
103.9
R ch
92.1
102.4
104.8
104.9
90.8
98.7
104.3
104.4
90.8
98.6
103.8
103.9
Units
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
DAC (LOUT/ROUT) characteristics
Sampling
Frequency
Parameter
Condition
S / (N+D) 0dB Input
48kHz
DR
-60dB Input
DR
-60dB Input
S/N
No Signal
S / (N+D) 0dB Input
96kHz
DR
-60dB Input
DR
-60dB Input
S/N
No Signal
S / (N+D) 0dB Input
192kHz
DR
-60dB Input
DR
-60dB Input
S/N
No Signal
Filter
20kHzLPF
20kHzLPF
A-weighted
A-weighted
40kHzLPF
40kHzLPF
A-weighted
A-weighted
40kHzLPF
40kHz LPF
A-weighted
A-weighted
L [dB]
90.8
105.0
107.5
107.8
89.2
102.7
107.7
107.7
89.2
102.7
107.7
107.7
R [dB]
90.9
105.0
107.5
107.8
89.1
102.7
107.7
107.7
89.2
102.7
107.7
107.7
Units
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
<KM082901>
- 11 -
2006/08