Intel PCI-7200 Switch User Manual


 
Operation Theorem
27
4.5 Timing Characteristic
1. I_REQ as input data strobe (Rising Edge Active)
t
h
60ns t
I
60ns t
CYC
5 PCI CLK Cycle
t
s
2ns t
n
30ns
2. I_REQ as input data strobe (Falling Edge Active)
t
s
valid data
D10~DI31
tn
valid data
IN_R I_REQ
t
cyc
t
lth
t
h
60ns t
I
60ns t
CYC
5 PCI CLK Cycle
t
s
2ns t
n
30ns
IN_ I_REQ
t
l
t
cyc
th
t
s
valid data
D10~DI31
tn
valid data