[AK4117]
SWITCHING CHARACTERISTICS
(Ta=25°C; AVDD=DVDD=2.7~3.6V; C
L
=20pF)
Parameter
Symbol
min
Master Clock Timing
Crystal Resonator
Frequency
fXTAL
11.2896
External Clock
Frequency
fECLK
2.048
Duty Cycle
dECLK
40
fMCK
1.024
MCKO Output
Frequency
dMCK
40
Duty Cycle
9)
PLL Clock Recover Frequency (RX0, RX1)
fpll
32
LRCK Timing
Frequency
PLL mode
fs
32
fs
44.1
X’tal mode
fs
8
External Clock mode
dLCK
45
Duty Cycle
Audio Interface Timing
BICK Frequency
fBCK
BICK Duty
dBCK
tMBLR
-20
BICK “↓” to LRCK
tBSD
BICK “↓” to SDTO
tDXH
20
DAUX Hold Time
tDXS
20
DAUX Setup Time
Control Interface Timing
CCLK Period
tCCK
200
CCLK Pulse Width Low
tCCKL
80
Pulse Width High
tCCKH
80
CDTI Setup Time
tCDS
50
CDTI Hold Time
tCDH
50
CSN “H” Time
tCSW
150
tCSS
50
CSN “↓” to CCLK “↑”
tCSH
50
CCLK “↑” to CSN “↑”
tDCD
CDTO Delay
tCCZ
CSN “↑” to CDTO Hi-Z
Reset Timing
PDN Pulse Width
tPW
150
Note 9. Except the external clock input.
typ
max
24.576
24.576
60
24.576
60
192
192
192
192
55
Units
MHz
MHz
%
MHz
%
KHz
kHz
kHz
kHz
%
Hz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
50
50
-
64fs
50
20
15
45
70
MS0157-E-04
-6-
2010/08
AKM [ ASAHI KASEI MICROSYSTEMS ]
