AK4128A Datasheet, PDF (12/50 Pages) Asahi Kasei Microsystems – 8ch 216kHz / 24-Bit Asynchronous SRC

[AK4128A]
DC CHARACTERISTICS
(Ta= 25°C; AVDD=DVDD1-4=3.0 ∼ 3.6V)
Parameter
Symbol
min
typ
High-Level Input Voltage
VIH
70%DVDD1-4
-
Low-Level Input Voltage
VIL
-
-
High-Level Output Voltage
Except the SDA pin (Iout=−400μA) VOH DVDD1-4 − 0.4 -
Low-Level Output Voltage
Except the SDA pin (Iout=400μA)
VOL
-
-
SDA pin
(Iout=3mA)
VOL
Input Leakage Current
Iin
-
-
max
-
30%DVDD1-4
Units
V
V
-
V
0.4
V
0.4
V
±10
μA
SWITCHING CHARACTERISTICS
(Ta= 25°C; AVDD=DVDD1-4=3.0 ∼ 3.6V; C_L=20pF)
Parameter
Symbol
min
typ
max
Units
Master Clock Timing
Crystal Oscillator Frequency
fXTAL 11.2896
24.576 MHz
IMCLK Input
Frequency
fECLK
1.024
36.864 MHz
Duty
dECLK
40
50
60
%
OMCLK Input
128 FSO :
fCLK
1.024
27.648 MHz
Pulse Width Low
tCLKL
13
ns
Pulse Width High
tCLKH
13
ns
256 FSO :
fCLK
2.048
27.648 MHz
Pulse Width Low
tCLKL
13
ns
Pulse Width High
tCLKH
13
ns
384 FSO :
fCLK
3.072
36.864 MHz
Pulse Width Low
tCLKL
10
ns
Pulse Width High
tCLKH
10
ns
512 FSO :
fCLK
4.096
27.648 MHz
Pulse Width Low
tCLKL
13
ns
Pulse Width High
tCLKH
13
ns
768 FSO :
fCLK
6.144
36.864 MHz
Pulse Width Low
tCLKL
10
ns
Pulse Width High
tCLKH
10
ns
MCKO Output
Frequency
fMCK
1.024
36.864 MHz
Duty (Note 16)
dMCLK
40
50
60
%
Note 16. This is a value of MCKO output duty when the master clock for output ports is supplied by a crystal oscillator.
MS1242-E-00
- 12 -
2010/09