Virtex-5 FPGA User Guide www.xilinx.com 201
UG190 (v5.0) June 19, 2009
CLB / Slice Timing Models
General Slice Timing Model and Parameters
A simplified Virtex-5 FPGA slice is shown in Figure 5-25. Some elements of the slice are
omitted for clarity. Only the elements relevant to the timing paths described in this section
are shown.
X-Ref Target - Figure 5-25
Figure 5-25: Simplified Virtex-5 FPGA Slice
UG190_5_25_050506
LUT
O6
O5
6
D
FE/LAT
D
CE
CLK
SR REV
Q
F7BMUX
F8MUX
DMUX
DQ
D
Inputs
LUT
O6
O5
6
C
FE/LAT
D
CE
CLK
SR REV
Q
CQ
CMUX
C
Inputs
DX
CX
LUT
O6
O5
6
B
FE/LAT
D
CE
CLK
SR REV
Q
BQ
BMUX
B
Inputs
BX
FE/LAT
D
CE
CLK
SR REV
Q
AQ
F7AMUX
LUT
O6
O5
6
A
AMUX
A
Inputs
AX
CE
CLK
SR
REV
(DX)