5 timing characteristic, Timing characteristic – ADLINK PCI-7200 User Manual
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38
Operation Theory
4.5 Timing Characteristic
1. I_REQ as input data strobe (Rising Edge Active)
2. I_REQ as input data strobe (Falling Edge Active)
th
≥
60ns tI
≥
60ns tCYC
≥
5 PCI CLK Cycle
ts
≥
2ns tn
≥
30ns
th
≥
60ns tI
≥
60ns tCYC
≥
5 PCI CLK Cycle
ts
≥
2ns tn
≥
30ns
IN_ I_REQ
t
l
t
cyc
t
h
t
s
valid data
D10~DI31
t
n
valid data
t
s
valid data
D10~DI31
t
n
valid data
IN_R I_REQ
t
cyc
t
l
t
h
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