ASAHI KASEI
[AK4589]
ANALOG CHARACTERISTICS
(Ta=25°C; AVDD, DVDD, PVDD, TVDD=5V; AVSS, DVSS=0V; VREFH=AVDD; fs=48kHz; BICK=64fs;
Signal Frequency=1kHz; 24bit Data; Measurement Frequency=20Hz∼20kHz at fs=48kHz, 20Hz~40kHz at fs=96kHz;
20Hz~40kHz at fs=192kHz, unless otherwise specified)
Parameter
min
typ
max
Units
ADC Analog Input Characteristics
Resolution
24
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
S/(N+D)
(-0.5dBFS) fs=48kHz
84
-
92
86
102
96
102
102
96
fs=96kHz
(-60dBFS) fs=48kHz, A-weighted
fs=96kHz
DR
94
88
93
93
88
93
90
fs=96kHz, A-weighted
S/N
(Note 5)
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
102
110
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Input Voltage
0.2
20
3.10
25
0.3
-
3.30
dB
ppm/°C
Vpp
kΩ
AIN=0.62xVREFH
fs=48kHz
fs=96kHz
2.90
15
9
Input Resistance
16
kΩ
Power Supply Rejection
(Note 7)
50
dB
DAC Analog Output Characteristics
Resolution
24
Bits
S/(N+D)
fs=48kHz
fs=96kHz
fs=192kHz
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
fs=192kHz
fs=192kHz, A-weighted
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
fs=192kHz
fs=192kHz, A-weighted
86
84
-
104
98
104
-
94
92
92
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
DR
(-60dBFS)
(Note 8)
114
108
114
108
114
114
108
114
108
114
100
S/N
104
98
104
-
-
90
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Output Voltage
0.2
20
0.5
-
dB
ppm/ C
°
AOUT=0.54xVREFH
Vpp
±2.5
±2.7
±2.9
Load Resistance
(AC Load)
(Note 6)
2
kΩ
Power Supply Rejection
Power Supplies
(Note 7)
50
dB
Power Supply Current
Normal Operation (PDN = “H”)
(Note 9)
AVDD
fs=48kHz,fs=96kHz
fs=192kHz
70
57
12
44
57
68
0.1
98
80
17
62
80
95
1
mA
mA
mA
mA
mA
mA
mA
PVDD
DVDD+TVDD
fs=48kHz
fs=96kHz
fs=192kHz
(Note 10)
(Note 11)
Power-down mode (PDN pin = “L”)
MS0339-E-00
2004/09
- 11 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
