[AK4613]
ANALOG CHARACTERISTICS
(Ta=25°C; AVDD1=AVDD2=TVDD1=TVDD2=3.3V, DVDD =1.8V; VSS1=VSS2=0V; VREFH1=AVDD1,
VREFH2=AVDD2; fs=48kHz; BICK=64fs; Signal Frequency=1kHz; 24bit Data; Measurement
Frequency=20Hz∼20kHz at 48kHz, 20Hz~40kHz at fs=96kHz, 20Hz~40kHz at fs=192kHz; unless otherwise specified)
Parameter
min
typ
max
Units
ADC Analog Input Characteristics (single inputs)
Resolution
S/(N+D)
24
Bits
dB
fs=48kHz
BW=20kHz
fs=96kHz
BW=40kHz
fs=192kHz
BW=40kHz
-1dBFS
-60dBFS
-1dBFS
-60dBFS
-1dBFS
-60dBFS
84
83
92
40
91
37
91
dB
37
DR
S/N
(-60dBFS with A-weighted)
(A-weighted)
95
95
90
103
103
110
0.1
40
dB
dB
dB
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
Input Voltage
Input Resistance
0.5
-
2.37
dB
ppm/°C
Vpp
kΩ
AIN=0.65xVREFH1
1.94
7
2.15
9
Power Supply Rejection
(Note 7)
50
dB
ADC Analog Input Characteristics (differential inputs)
S/(N+D)
fs=48kHz
BW=20kHz
-1dBFS
-60dBFS
-1dBFS
-60dBFS
-1dBFS
-60dBFS
88
86
97
40
94
37
94
dB
dB
fs=96kHz
BW=40kHz
fs=192kHz
BW=40kHz
37
DR
S/N
(-60dBFS with A-weighted)
(A-weighted)
96
96
90
104
104
110
0.1
40
dB
dB
dB
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
Input Voltage
Input Resistance
0.5
-
±2.37
dB
ppm/°C
Vpp
kΩ
AIN=0.65xVREFH1
(Note 8)
±1.94
11
±2.15
13
Power Supply Rejection
(Note 7)
(Note 9)
50
dB
dB
Common Mode Rejection Ratio (CMRR)
DAC Analog Output Characteristics (single outputs)
Resolution
74
24
Bits
dB
S/(N+D)
fs=48kHz
BW=20kHz
fs=96kHz
0dBFS
-60dBFS
0dBFS
84
86
94
44
92
BW=40kHz
fs=192kHz
BW=40kHz
-60dBFS
0dBFS
-60dBFS
41
92
41
DR
S/N
(-60dBFS with A-weighted)
(A-weighted)
97
97
90
105
105
110
0.1
20
dB
dB
dB
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
Output Voltage
Load Resistance
0.5
-
2.29
dB
ppm/°C
Vpp
kΩ
pF
dB
AOUT=0.63xVREFH2
1.87
5
2.08
(AC Load)
(Note 7)
Load Capacitance
Power Supply Rejection
30
50
MS1052-E-02
2010/03
- 10 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
