AK4137EQ Datasheet, PDF (17/65 Pages) Asahi Kasei Microsystems – 32bit SRC with PCM/DSD conversion

[AK4137]
12. DC Characteristics
(Ta=-40 +105C; DVDD=3.03.6V or DVDD=DV18=1.7V1.9V)
Parameter
Symbol
Min.
High-Level Input Voltage
VIH 70%DVDD
Low-Level Input Voltage
VIL
-
High-Level Output Voltage
Except SDA pin (Iout=400A)
VOH DVDD0.4
Low-Level Output Voltage
Except SDA pin (Iout=400A)
VOL
-
SDA pin
(Iout=3mA)
VOL
Input Leakage Current
Iin
-
The TEST pin that is internally pulled down is excluded.
Typ.
-
-
-
-
-
Max. Unit
-
V
30%DVDD V
-
V
0.4
V
0.4
V
10
A
13. Switching Characteristics
(Ta=-40 +105C; DVDD=3.03.6V or DVDD=DV18=1.7V1.9V; C_L=20pF)
Parameter
Symbol
Min.
Typ.
Max. Unit
Master Clock Timing
Crystal Oscillator Frequency
fXTAL 11.2896
24.576 MHz
(256 times of 44.1, 48, 88.2 or 96KHｚ)
OMCLK Input
64 FSO :
fCLK
0.512
49.152 MHz
Pulse Width Low
tCLKL
7
ns
Pulse Width High
tCLKH
7
ns
128 FSO :
fCLK
1.024
49.152 MHz
Pulse Width Low
tCLKL
7
ns
Pulse Width High
tCLKH
7
ns
256 FSO :
fCLK
2.048
49.152 MHz
Pulse Width Low
tCLKL
7
ns
Pulse Width High
tCLKH
7
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
49.152 MHz
Pulse Width Low
tCLKL
7
ns
Pulse Width High
tCLKH
7
ns
768 FSO :
fCLK
6.144
36.864 MHz
Pulse Width Low
tCLKL
10
ns
Pulse Width High
tCLKH
10
ns
MCKO Output
Frequency
Duty (Note 13)
fMCK
dMCLK
0.512
40
49.152 MHz
50
60
%
Note 13. This is a value of MCKO output duty when the master clock for output ports is supplied by a
crystal oscillator.
Rev. 0.2
- 17 -
2014/06