AK4543 Datasheet, PDF (6/31 Pages) Asahi Kasei Microsystems – AC’97 Rev 2.1 Multimedia Audio CODEC

[ASAHI KASEI]
Filter Characteristics
Ta=25°C,AVdd=5.0V±5%, DVdd=3.3V±5% or 5V±5% , fs=48KHz(fixed)
Parameter
min
ADC Digital Filter (Decimation LPF)
Passband (±0.2dB)
0
Stopband
28.8
Stopband Attenuation
70
Group Delay
ADC Digital Filter (HPF)
Frequency Response;
-3dB
-0.5dB
-0.1dB
DAC Digital Filter
Passband (±0.2dB)
0
Stopband
28.8
Group Delay
Stopband Rejection
70
DAC Post filter
Passband Frequency Response (0 - 19.2kHz)
typ
7.5
21
49
±0.1
[AK4543]
Max
19.2
0.5
Units
kHz
kHz
dB
ms
Hz
19.2
kHz
kHz
0.5
ms
dB
dB
AK4543 DC Characteristics
Ta=-10∼70°C, VD=5V±5%(SEL_CMOS=L) or 3.3V±5%(SEL_CMOS=H: Open), VA=5V ±5%, 50pF external load
Parameter
Symbol
min
Typ
Max
Units
“H” level input voltage
VIH
-
-
XTAL_IN
0.7xVD
V
RESET#, SYNC, SDATA_OUT, BIT_CLK
At SEL_COMS=L(GND)
2.2
V
At SEL_COMS=H(Open)
0.7xVD
V
ID0#, ID1#, SEL_CMOS(Pull up)
0.8xVD
V
“L” level input voltage
VIL
-
-
XTAL_IN
0.3xVD
V
RESET#, SYNC, SDATA_OUT, BIT_CLK
At SEL_COMS=L(GND)
0.8
V
At SEL_COMS=H(Open)
0.3xVD
V
ID0#, ID1#, SEL_CMOS(Pull up)
0.2xVD
V
“H” level output voltage
Iout= -1mA VOH
VD-0.55
-
-
V
“L” level output voltage
Iout= 1mA VOL
-
-
0.55
V
Input leakage current(exclude pull up pins)
Iin
-
-
±10
µA
Pull up resistance
Rup
50
100
200
kΩ
<M0046-E-01>
-6-
1999/01