
ASAHI KASEI
[AK4586]
MS0097-E-01
2001/12
- 8 -
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;
unless otherwise specified)
Parameter
ADC Analog Input Characteristics
Resolution
S/(N+D) (-0.5dBFS)
fs=48kHz
fs=96kHz
DR (-60dBFS)
fs=48kHz, A-weighted
fs=96kHz, A-weighted
S/N (Note 7)
fs=48kHz, A-weighted
fs=96kHz, A-weighted
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Input Voltage
fs=48kHz AIN=0.62xVREFH
fs=96kHz AIN=0.65xVREFH
Input Resistance (Note 8)
Power Supply Rejection (Note 9)
DAC Analog Output Characteristics
Resolution
S/(N+D)
fs=48kHz
fs=96kHz
DR (-60dBFS)
fs=48kHz, A-weighted
fs=96kHz, A-weighted
S/N (Note 10)
fs=48kHz, A-weighted
fs=96kHz, A-weighted
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Output Voltage AOUT=0.6xVREFH
Load Resistance
Power Supply Rejection (Note 9)
Power Supplies
Power Supply Current
Normal Operation (PDN = “H”) (Note 11)
AVDD
PVDD
DVDD+TVDD fs=48kHz (Note 12)
fs=96kHz
Power-down mode (PDN = “L”) (Note 13)
Notes:
7. S/N measured by CCIR-ARM is 96dB(@fs=48kHz).
8. Input resistance is 16k
typically at fs=96kHz.
9. PSR is applied to AVDD, DVDD, PVDD and TVDD with 1kHz, 50mVpp. VREFH pin is held a constant voltage.
10. S/N measured by CCIR-ARM is 102dB(@fs=48kHz).
11. C
L
=20pF, X'tal=24.576MHz, CM1-0= “10”, OCKS= “10”.
12. TVDD=3mA(typ).
13. In the power-down mode. RX inputs are open and all digital input pins including clock pins (MCLK, BICK,
LRCK) are held DVSS.
min
typ
max
Units
24
Bits
dB
dB
dB
dB
dB
dB
dB
82
78
92
91
92
91
90
90
86
100
100
100
100
110
0.2
20
3.10
3.25
25
50
0.3
-
3.30
3.45
dB
ppm/
°
C
Vpp
Vpp
k
dB
2.90
3.05
15
24
Bits
dB
dB
dB
dB
dB
dB
dB
80
78
95
94
95
94
90
90
86
106
106
106
106
110
0.2
20
3.0
50
0.5
-
3.25
dB
ppm/
°
C
Vpp
k
dB
2.75
5
39
9
28
39
80
54
14
42
59
200
mA
mA
mA
mA
μA