Specifications

Operation Theorem •• 29
4.5 Timing Characteristic
1. I_REQ as input data strobe (Rising Edge Active)
IN_REQ
t
h
t
l
t
cyc
valid data
valid data
t
s
t
n
DI0~DI31
t
h 60ns
t
l
60ns
t
s
2ns
t
n
30ns
t
cyc
5 PCI CLK Cycle
2. I_REQ as input data strobe (Falling Edge Active)
IN_REQ
t
h
t
l
t
cyc
valid data
valid data
t
s
t
n
DI0~DI31
t
h 60ns
t
l
60ns
t
s
2ns
t
n
30ns
t
cyc
5 PCI CLK Cycle
I_REQ
I_REQ