CP3BT10 Datasheet, PDF (188/210 Pages) National Semiconductor (TI) – Reprogrammable Connectivity Processor with Bluetooth and USB Interfaces

27.8 ADVANCED AUDIO INTERFACE (AAI) TIMING
Table 60 Advanced Audio Interface (AAI) Signals
Symbol Figure
Description
Reference
AAI Input Signals
t_RDS
t_RDH
t_FSS
t_FSH
77,79 Receive Data Setup Time
77,79 Receive Data Hold Time
77 Frame Sync Setup Time
77 Frame Sync Hold Time
Before Falling Edge (FE)
on SRCLK
After FE on SRCLK
Before Rising Edge (RE)
on SRCLK
After RE on SRCLK
AAI Output Signals
t_CP
77 Receive/Transmit Clock Period
t_CL
77 Receive/Transmit Low Time
t_CH
77 Receive/Transmit High Time
t_FSVH 77,79 Frame Sync Valid High
t_FSVL 77,79 Frame Sync Valid Low
t_TDV 78,80 Transmit Data Valid
RE on SRCLK/SCK to RE
on SRCLK/SCK
FE on SRCLK/SCK to RE
on SRCLK/SCK
RE on SRCLK/SCK to FE
on SRCLK/SCK
RE on SRCLK/SCK to RE
on SRFS/SFS
RE on SRCLK/SCK to FE
on SRFS/SFS
RE on SCK to STD Valid
Min (ns)
20
20
20
20
976.6
488.3
488.3
-
-
-
Max (ns)
-
-
-
-
-
-
-
20
20
20
SRCLK
t_CP
0
1
2
t_CH
t_CL
SRFS
SRD
t_FSVH
t_FSVL
0
1
t_RDS
t_RDH
Figure 77. Receive Timing, Short Frame Sync
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