CP3BT26 Datasheet, PDF (251/278 Pages) National Semiconductor (TI) – Reprogrammable Connectivity Processor with Bluetooth-R, USB, and CAN Interfaces

30.10 ADVANCED AUDIO INTERFACE (AAI) TIMING
Table 87 Advanced Audio Interface (AAI) Signals
Symbol Figure
Description
Reference
AAI Input Signals
t_RDS
t_RDH
t_FSS
t_FSH
116,
118
Receive Data Setup Time
116,
118
Receive Data Hold Time
116 Frame Sync Setup Time
116 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 116 Receive/Transmit Clock Period
t_CL 116 Receive/Transmit Low Time
t_CH
t_FSVH
t_FSVL
t_TDV
116 Receive/Transmit High Time
116,
118
Frame Sync Valid High
116,
118
Frame Sync Valid Low
117,
119
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 116. Receive Timing, Short Frame Sync
DS116
251
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