ASAHI KASEI
[AK4360]
SWITCHING CHARACTERISTICS
(Ta=25°C; VDD=1.8
∼
3.3V)
Parameter
Master Clock Timing
256fs:
Pulse Width Low
Pulse Width High
384fs:
Pulse Width Low
Pulse Width High
LRCK Frequency
Duty Cycle
Audio Interface Timing
(Note 11)
BICK Period
BICK Pulse Width Low
Pulse Width High
LRCK Edge to BICK “↑”
(Note 12)
BICK “↑” to LRCK Edge
(Note 12)
SDATA Hold Time
SDATA Setup Time
Reset Timing
PDN Pulse Width
(Note 13)
Symbol
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fs
Duty
tBCK
tBCKL
tBCKH
tLRB
tBLR
tSDH
tSDS
tPD
min
2.048
28
28
3.072
23
23
8
45
312.5
100
100
50
50
50
50
300
typ
11.2896
max
12.8
Units
MHz
ns
ns
MHz
ns
ns
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
16.9344
19.2
44.1
50
55
Note 11. Refer to the operating overview section “Audio Interface Format”.
Note 12. BICK rising edge must not occur at the same time as LRCK edge.
Note 13. The AK4360 can be reset by bringing PDN = “L” to “H” only upon power up.
MS0072-E-00
-7-
2001/01
AKM [ ASAHI KASEI MICROSYSTEMS ]
