AK4753 Datasheet, PDF (12/85 Pages) Asahi Kasei Microsystems – 2-in, 4-out CODEC with DSP Functions

CONFIDENTIAL
[AK4753]
Parameter
Symbol
min
typ
max
Units
Audio Interface Timing (DSP Mode)
Master Mode
LRCK “↑” to BICK “↑” (Note 16)
tDBF 0.5 x tBCK −40 0.5 x tBCK 0.5 x tBCK +40 ns
LRCK “↑” to BICK “↓” (Note 17)
tDBF 0.5 x tBCK −40 0.5 x tBCK 0.5 x tBCK +40 ns
SDTI Hold Time
tSDH
50
-
-
ns
SDTI Setup Time
tSDS
50
-
-
ns
Slave Mode
LRCK “↑” to BICK “↑” (Note 16)
tLRB 0.4 x tBCK
-
-
ns
LRCK “↑” to BICK “↓” (Note 17)
tLRB 0.4 x tBCK
-
-
ns
BICK “↑” to LRCK “↑” (Note 16)
tBLR 0.4 x tBCK
-
-
ns
BICK “↓” to LRCK “↑” (Note 17)
tBLR 0.4 x tBCK
-
-
ns
SDTI Hold Time
tSDH
50
-
-
ns
SDTI Setup Time
tSDS
50
-
Audio Interface Timing (Right/Left justified & I²S)
-
ns
Master Mode
BICK “↓” to LRCK Edge (Note 18)
tMBLR
−40
-
40
ns
SDTI Hold Time
tSDH
50
-
-
ns
SDTI Setup Time
tSDS
50
-
-
ns
Slave Mode
LRCK Edge to BICK “↑” (Note 18)
tLRB
50
-
-
ns
BICK “↑” to LRCK Edge (Note 18)
tBLR
50
-
-
ns
SDTI Hold Time
tSDH
50
-
-
ns
SDTI Setup Time
tSDS
50
-
-
ns
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
- 12 -
2011/07