AK4612EQ Datasheet, PDF (10/68 Pages) Asahi Kasei Microsystems – 6/8-Channel Audio CODEC

[AK4612]
Ξφϩάಛੑ
(Ta=25°C; AVDD1=AVDD2=TVDD1=TVDD2=3.3V, DVDD =1.8V; VSS1=VSS2=VSS3=VSS4=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
24
Bits
S/(N+D)
fs=48kHz
-1dBFS
84
92
dB
BW=20kHz
-60dBFS
40
fs=96kHz
-1dBFS
83
91
dB
BW=40kHz
-60dBFS
37
fs=192kHz
-1dBFS
91
BW=40kHz
-60dBFS
37
DR
(-60dBFS with A-weighted)
95
103
dB
S/N
(A-weighted)
95
103
dB
Interchannel Isolation
90
110
dB
Interchannel Gain Mismatch
Gain Drift
0.1
0.5
dB
40
-
ppm/°C
Input Voltage
AIN=0.65xVREFH1
1.94
2.15
2.37
Vpp
Input Resistance
7
9
kΩ
Power Supply Rejection
(Note 7)
50
dB
ADC Analog Input Characteristics (differential inputs)
S/(N+D)
fs=48kHz
-1dBFS
88
97
dB
BW=20kHz
-60dBFS
40
dB
fs=96kHz
-1dBFS
86
94
BW=40kHz
-60dBFS
37
fs=192kHz
BW=40kHz
DR
(-60dBFS with A-weighted)
S/N
(A-weighted)
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
-1dBFS
-60dBFS
94
37
96
104
dB
96
104
dB
90
110
dB
0.1
0.5
dB
40
-
ppm/°C
Input Voltage
Input Resistance
AIN=0.65xVREFH1 (Note 8)
±1.94
11
±2.15
13
±2.37
Vpp
kΩ
Power Supply Rejection
(Note 7)
50
dB
Common Mode Rejection Ratio (CMRR)
(Note 9)
74
dB
DAC Analog Output Characteristics (single outputs)
Resolution
24
Bits
S/(N+D)
fs=48kHz
0dBFS
84
94
dB
BW=20kHz
-60dBFS
44
fs=96kHz
0dBFS
82
92
BW=40kHz
-60dBFS
41
fs=192kHz
0dBFS
92
BW=40kHz
-60dBFS
41
DR
(-60dBFS with A-weighted)
97
105
dB
S/N
(A-weighted)
97
105
dB
Interchannel Isolation
90
110
dB
Interchannel Gain Mismatch
0.1
0.5
dB
Gain Drift
20
-
ppm/°C
Output Voltage
AOUT=0.63xVREFH2
1.87
2.08
2.29
Vpp
Load Resistance
(ACෛՙ)
5
kΩ
Load Capacitance
30
pF
Power Supply Rejection
(Note 7)
50
dB
MS1039-J-01
- 10 -
2009/06