ASAHI KASEI
[AK5359]
DC CHARACTERISTICS
(Ta=Tmin
∼
Tmax ; VA=4.5
∼
5.5V; VD=3.0
∼
5.5V)
Parameter
Symbol
min
High-Level Input Voltage
VIH
70%VD
Low-Level Input Voltage
VIL
-
High-Level Output Voltage
(Iout=
−
1mA)
VOH
VD
−
0.5
Low-Level Output Voltage
(Iout=1mA)
VOL
-
Input Leakage Current
Iin
-
typ
-
-
-
-
-
max
-
30%VD
-
0.5
±10
Units
V
V
V
V
µA
SWITCHING CHARACTERISTICS
(Ta=Tmin
∼
Tmax ; VA=4.5
∼
5.5V; VD=3.0
∼
5.5V; C
L
=20pF)
Parameter
Symbol
min
Master Clock Timing
Frequency
fCLK
2.048
Pulse Width Low
tCLKL
0.4/fCLK
Pulse Width High
tCLKH
0.4/fCLK
LRCK Frequency
fs
8
Duty Cycle
Slave mode
45
Master mode
Audio Interface Timing
Slave mode
tSCK
72
SCLK Period
tSCKL
33
SCLK Pulse Width Low
tSCKH
33
Pulse Width High
tLRSH
20
LRCK Edge to SCLK “↑”
(Note 10)
tSHLR
20
SCLK “↑” to LRCK Edge
(Note 10)
2
tLRS
LRCK to SDTO (MSB) (Except I S mode)
SCLK “↓” to SDTO
tSSD
Master mode
SCLK Frequency
fSCK
SCLK Duty
dSCK
SCLK “↓” to LRCK
tMSLR
−20
SCLK “↓” to SDTO
tSSD
−20
Reset Timing
tPD
PDN Pulse Width
(Note 11)
150
tPDV
PDN “
↑
” to SDTO valid at Slave Mode (Note 12)
tPDV
PDN “↑” to SDTO valid at Master Mode (Note 12)
Note 10. SCLK rising edge must not occur at the same time as LRCK edge.
Note 11. The AK5359 can be reset by bringing the PDN pin = “L”.
Note 12. This cycle is the number of LRCK rising edges from the PDN pin = “H”.
typ
max
41.472
Units
MHz
ns
ns
kHz
%
%
216
55
50
25
25
64fs
50
20
20
ns
ns
ns
ns
ns
ns
ns
Hz
%
ns
ns
ns
1/fs
1/fs
4132
4129
MS0428-E-00
-7-
2005/09
AKM [ ASAHI KASEI MICROSYSTEMS ]
