AK4552 Datasheet, PDF (4/15 Pages) Asahi Kasei Microsystems – 3V 96KHZ 24BIT CODEC

ASAHI KASEI
[AK4552]
(
Ta=25°C; VA, VD=3.0V; VSS=0V; Signal Frequency=1kHz; BCLK=64fs; 24bit Data;
Measurement frequency=10Hz ∼ 20kHz at fs=44.1kHz, 20Hz ∼ 40kHz at fs=96kHz)
min
typ
max
ADC
: ( 3)
24
S/(N+D)
(-0.5dB Input) fs=44.1kHz
fs=96kHz
80
89
80
89
D-Range
(-60dB Input) fs=44.1kHz, A-weighted
90
97
fs=96kHz
87
94
fs = 96kHz, A-weighted
-
100
S/N
fs=44.1kHz, A-weighted
90
97
fs=96kHz
87
94
fs=96kHz, A-weighted
-
100
90
110
0.2
0.5
( 4)
1.65
1.85
2.05
fs=44.1kHz
fs=96kHz
20
34
-
14
24
-
DAC
:
24
S/(N+D)
(0dB Output) fs=44.1kHz
fs=96kHz
78
88
75
85
D-Range
(-60dB Output) fs=44.1kHz, A-weighted
92
100
fs=96kHz
88
96
fs=96kHz, A-weighted
-
100
S/N
fs=44.1kHz, A-weighted
92
100
fs=96kHz
88
96
fs=96kHz, A-weighted
-
100
90
110
0.2
0.5
( 4)
1.56
1.75
1.94
10
30
(VA+VD)
Power up
Power down ( 5)
PDN= “H”
PDN= “L”
fs=44.1kHz
fs=96kHz
14
21
18
27
10
100
3. ADC
4. ADC, DAC
5.
HPF
VA
(ADC=0.617 x VA, DAC=0.583 x VA)
(MCLK, BCLK, LRCK)
VD
PDN VSS
Units
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Vpp
kΩ
kΩ
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Vpp
kΩ
pF
mA
mA
µA
VSS
MS0055-J-01
-4-
2001/02