CONFIDENTIAL
[AK4753]
Units
Parameter
Symbol
min
typ
max
Audio Interface Timing (DSP Mode)
Master Mode
tDBF
tDBF
tSDH
tSDS
0.5 x tBCK 0.5 x tBCK +40
0.5 x tBCK 0.5 x tBCK +40
ns
ns
ns
ns
LRCK “↑” to BICK “↑” (Note 16)
LRCK “↑” to BICK “↓” (Note 17)
SDTI Hold Time
0.5 x tBCK −40
0.5 x tBCK −40
50
50
-
-
-
-
SDTI Setup Time
Slave Mode
tLRB
tLRB
tBLR
tBLR
tSDH
tSDS
0.4 x tBCK
0.4 x tBCK
0.4 x tBCK
0.4 x tBCK
50
-
-
-
-
-
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
LRCK “↑” to BICK “↑” (Note 16)
LRCK “↑” to BICK “↓” (Note 17)
BICK “↑” to LRCK “↑” (Note 16)
BICK “↓” to LRCK “↑” (Note 17)
SDTI Hold Time
SDTI Setup Time
50
Audio Interface Timing (Right/Left justified & I2S)
Master Mode
tMBLR
tSDH
tSDS
-
-
-
40
-
-
ns
ns
ns
BICK “↓” to LRCK Edge (Note 18)
SDTI Hold Time
SDTI Setup Time
−40
50
50
Slave Mode
tLRB
tBLR
tSDH
tSDS
50
50
50
50
-
-
-
-
-
-
-
-
ns
ns
ns
ns
LRCK Edge to BICK “↑” (Note 18)
BICK “↑” to LRCK Edge (Note 18)
SDTI Hold Time
SDTI Setup Time
Note 16. MSBS, BCKP bits = “00” or “11”.
Note 17. MSBS, BCKP bits = “01” or “10”.
Note 18. BICK rising edge must not occur at the same time as LRCK edge.
MS1311-E-00
2011/07
- 12 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
