AK4589_1 Datasheet, PDF (11/76 Pages) Asahi Kasei Microsystems – 2/8-Channel Audio CODEC with DIR

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
S/(N+D)
(-0.5dBFS) fs=48kHz
84
92
dB
fs=96kHz
-
86
dB
DR
(-60dBFS) fs=48kHz, A-weighted
94
102
dB
fs=96kHz
88
96
dB
fs=96kHz, A-weighted
93
102
dB
S/N
(Note 5) fs=48kHz, A-weighted
93
102
dB
fs=96kHz
88
96
dB
fs=96kHz, A-weighted
93
102
dB
Interchannel Isolation
90
110
dB
DC Accuracy
Interchannel Gain Mismatch
0.2
0.3
dB
Gain Drift
20
-
ppm/°C
Input Voltage
AIN=0.62xVREFH
2.90
3.10
3.30
Vpp
Input Resistance
fs=48kHz
fs=96kHz
15
25
kΩ
9
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
86
94
dB
84
92
dB
-
92
dB
DR
(-60dBFS) fs=48kHz, A-weighted
104
114
dB
fs=96kHz
98
108
dB
fs=96kHz, A-weighted
104
114
dB
fs=192kHz
-
108
dB
fs=192kHz, A-weighted
114
dB
S/N
(Note 8) fs=48kHz, A-weighted
104
114
dB
fs=96kHz
98
108
dB
fs=96kHz, A-weighted
104
114
dB
fs=192kHz
-
108
dB
fs=192kHz, A-weighted
-
114
dB
Interchannel Isolation
90
100
dB
DC Accuracy
Interchannel Gain Mismatch
0.2
0.5
dB
Gain Drift
20
-
ppm/°C
Output Voltage
AOUT=0.54xVREFH
±2.5
±2.7
±2.9
Vpp
Load Resistance
(AC Load)
(Note 6)
2
kΩ
Power Supply Rejection
(Note 7)
50
dB
Power Supplies
Power Supply Current
Normal Operation (PDN = “H”)
AVDD
fs=48kHz,fs=96kHz
fs=192kHz
PVDD
DVDD+TVDD fs=48kHz
(Note 9)
(Note 10)
70
98
mA
57
80
mA
12
17
mA
44
62
mA
fs=96kHz
fs=192kHz
Power-down mode (PDN pin = “L”)
(Note 11)
57
80
mA
68
95
mA
0.1
1
mA
MS0339-E-00
- 11 -
2004/09