Corp. SpaceWire Router User Manual

Ref.:
UoD_SpW-10X_
UserManual
Issue:
3.4
SpW-10X
SpaceWire Router
User Manual
Date:
11
th
July 2008
Preliminary
129
Table 10-2 Serial signal timing parameters
Description Symbol Value Units
DS maximum input bit rate T
DS
200+2% Mbits/s, max
DS minimum consecutive edge separation T
DSINS
3 ns, min
Minimum edge separation between 2 consecutive edges T
DSINS2
7.5 ns, min
Data Strobe output skew & jitter (incl. LVDS driver) T
DSOSKEWJIT
1.2 ns, max
10.3 EXTERNAL PORT TIMING PARAMETERS
The external port input timing parameters can be viewed below
CLK
EXT_IN_WRITE_N
EXT_IN_DATA
EXT_IN_FULL_N
T
EXTFFCKO
T
EXTODATSU
T
EXTODATHLD
T
EXTWRSU
T
EXTWRHLD
Figure 10-2 External port input FIFO timing parameters
The external port input timing parameters can be viewed below
CLK
EXT_OUT_READ_N
EXT_OUT_DATA
EXT_OUT_EMPTY_N
T
EXTEFCKO
T
EXTRDSU
T
EXTRDHLD
T
EXTODATCKO
Figure 10-3 External port output FIFO timing parameters