Datasheet

REV. B
ADMC401
–10–
Parameter Min Max Unit
Serial Ports
Timing Requirements:
t
SCK
SCLK Period 50 ns
t
SCS
DR/TFS/RFS Setup before SCLK Low 5 ns
t
SCH
DR/TFS/RFS Hold after SCLK Low 10 ns
t
SCP
SCLK
IN
Width 20 ns
Switching Characteristics:
t
CC
CLKOUT High to SCLK
OUT
0.25t
CK
0.25t
CK
+ 15 ns
t
SCDE
SCLK High to DT Enable 0 ns
t
SCDV
SCLK High to DT Valid 20 ns
t
RH
TFS/RFS
OUT
Hold after SCLK High 0 ns
t
RD
TFS/RFS
OUT
Delay from SCLK High 20 ns
t
SCDH
DT Hold after SCLK High 0 ns
t
TDE
TFS(Alt) to DT Enable 0 ns
t
TDV
TFS(Alt) to DT Valid 20 ns
t
SCDD
SCLK High to DT Disable 20 ns
t
RDV
RFS (Multichannel, Frame Delay Zero) to DT Valid 20 ns
CLKOUT
SCLK
TFS
RFS
DR
RFS
IN
TFS
IN
DT
alternate
frame mode
RFS
OUT
TFS
OUT
multichannel mode,
frame delay 0
(
MFD = 0
)
t
CC
t
CC
t
SCS
t
SCS
t
SCK
t
SCP
t
SCP
t
RD
t
RH
t
SCDV
t
SCDE
t
TDE
t
TDV
t
RDV
t
SCDH
t
SCDD
Figure 6. Serial Ports