DSPB56374AE Datasheet, PDF (47/64 Pages) Freescale Semiconductor, Inc – The DSP56374 is a high-density CMOS device with 3.3 V inputs and outputs.

Enhanced Serial Audio Interface Timing
SCKT ⁶³
(Input/Output)
62
64
78
79
FST (Bit) Out
83
84
FST (Word) Out
Data Out
Transmitter #0
Drive Enable
90
FST (Bit) In
87
85
92
87
First Bit
88
Last Bit
86
89
94
91
93
94
FST (Word) In
Flags Out
95
See Note
Note:
In network mode, output flag transitions can occur at the start of each time slot within the
frame. In normal mode, the output flag state is asserted for the entire frame period.
Figure 12 is drawn assuming positive polarity bit clock (TCKP=0) and positive frame sync
polarity (TFSP=0).
Figure 12. ESAI Transmitter Timing
DSP56374 Data Sheet, Rev. 4.2
Freescale Semiconductor
47