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AK4127VF
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P29
[AK4127]
MS0593-E-02
2010/05
- 10 -
Input PORT (Master mode)
IBICK Frequency
IBICK Duty
IBICK “
↓
” to ILRCK
SDTI Hold Time from
IBICK “
↑
”
SDTI Setup Time to IBICK “
↑
”
fBCK
dBCK
tMBLR
tSDH
tSDS
−
20
15
15
64fs
50
20
Hz
%
ns
ns
ns
Output PORT (Slave mode)
OBICK Period (8kHz
∼
54kHz)
(54kHz
∼
108kHz)
(108kHz
∼
216kHz)
OBICK Pulse Width Low
Pulse Width High
OLRCK Edge to OBICK “
↑
” (
Note 8
)
OBICK “
↑
” to OLRCK Edge (
Note 8
)
OLRCK to SDTO (MSB) (Except I
2
S mode)
OBICK “
↓
” to SDTO
tBCK
tBCK
tBCK
tBCKL
tBCKH
tLRB
tBLR
tLRS
tBSD
1/256fs
1/128fs
1/64fs
27
27
20
20
20
20
ns
ns
ns
ns
ns
ns
ns
ns
ns
Output PORT (TDM slave mode)
OBICK Period
OBICK Pulse Width Low
Pulse Width High
OLRCK Edge to BICK “
↑
”
(
Note 8
)
OBICK “
↑
” to
LRC
K E
dge
(
Note 8
)
OBICK “
↓
” to SDTO
TDMIN Hold Time
TDMIN Setup Time
tBCK
tBCKL
tBCKH
tLRB
tBLR
tBSD
tSDH
tSDS
81
32
32
20
20
20
10
20
ns
ns
ns
ns
ns
ns
ns
ns
Output PORT (Master mode)
OBICK Frequency
OBICK Duty
OBICK “
↓
” to OLRCK
OBICK “
↓
” to SDTO
fBCK
dBCK
tMBLR
tBSD
−
20
−
20
64fs
50
20
20
Hz
%
ns
ns
Reset Timing
PDN Pu
lse Width
(
Note 9
)
tPD
150
ns
Note 8. BICK rising edge m
ust not occur at the sam
e time as LRC
K edge.
Note 9. The AK4127 can be reset by bringing t
he PDN pin = “L”.
[AK4127]
MS0593-E-02
2010/05
- 11 -
■
Timing Diagram
1/fCLK
MCLK
tCLKH
tCLKL
VIH
VIL
1/fs
LRCK
VIH
VIL
tBCK
BICK
tBCKH
tBCKL
VIH
VIL
Clock Tim
ing
LRCK
VIH
VIL
tBLR
BICK
VIH
VIL
tLRS
SDTO
50%DVDD
tLRB
tBSD
tSDS
SDTI
VIL
tSDH
VIH
Audio Interface Timing (Slave m
ode)
Note : BICK shows IBICK and OBICK, LRCK show
s ILRCK and OLRCK.
[AK4127]
MS0593-E-02
2010/05
- 12 -
LRCK
BICK
50%DVDD
SDTO
50%DVDD
tBSD
tSDS
SDTI
VIL
tSDH
VIH
tMBLR
dBCK
50%DVDD
Audio Interface Timing (Master m
ode)
Note : BICK shows IBICK and OBICK, LRCK show
s ILRCK and OLRCK.
tPD
PDN
VIL
Power Down & Reset Timing
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P29
AK4127VF
Mfr. #:
Buy AK4127VF
Manufacturer:
Description:
IC SRC 2 CHAN 192KHZ 30VSOP
Lifecycle:
New from this manufacturer.
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AK4127VF
