FLEX 10K Embedded Programmable Logic Family Data Sheet
Figures 25 through 27 show the delays that correspond to various paths
and functions within the LE, IOE, and EAB timing models.
Figure 25. FLEX 10K Device LE Timing Model
Carry-In
Cascade-In
Register
Delays
LUT Delay
tLUT
Data-In
tRLUT
Data-Out
tCO
tCOMB
tSU
tCLUT
Packed Register
Delay
tH
tPRE
tCLR
tPACKED
Register Control
Delay
tC
tEN
Control-In
Carry Chain
Delay
tCGENR
tCGEN
tCICO
tCASC
tLABCARRY
tLABCASC
Carry-Out
Cascade-Out
54
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