TC9444F Datasheet, PDF (23/28 Pages) Toshiba Semiconductor – Single-Chip karaoke IC II

8. Digital Data Input/Output Timing
● Rising Edge, Falling Edge
MCKO
t_r
90%
10%
t_f
LRCKO
BCKO
SDO
t_r
90%
10%
t_f
● Master Clock
The MCKO pin outputs the XI input clock or the XI input clock divided by two.
XI
MCKO when
MCKS = “H”
t_d1
MCKO when
MCKS = “L”
t_d1
● SDO Output
SDO is output on the BCKO falling edge with both internal and external synchronization.
BCKO
SDO
t_d2
● Master Mode
BCKO and LRCKO are divided from the XI input clock.
At 512 fs
XI
BCKO
t_d3
LRCKO
t_d4
● Slave Mode
At 512 fs
XI
LRCKI
BCKI
Synchronization width
BCO
t_dls
LRCKI
LRCKO
t_d6
● Data Input
LRCKI
BCKI
t_LRh t_LRs
SDI
t_Dls
t_Dlh
Figure 7.3 Digital Data Input/Output Timing
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TC9444F
2002-01-11