XC4VFX40-10FFG1152C Xilinx Inc, XC4VFX40-10FFG1152C Datasheet - Page 208

• Manufacturer Part Number: XC4VFX40-10FFG1152C
• Description: IC FPGA VIRTEX-4 FX 40K 1152FBGA
• Manufacturer: Xilinx Inc
• Series: Virtex™-4r

Specifications of XC4VFX40-10FFG1152C

• Number Of Logic Elements/cells: 41904
• Number Of Labs/clbs: 4656
• Total Ram Bits: 2654208
• Number Of I /o: 448
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 1152-BBGA, FCBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -

Chapter 5: Configurable Logic Blocks (CLBs)
208
Slice Distributed RAM Timing Model and Parameters
(Available in SLICEM only)
Figure 5-22
slice. Some elements of the Virtex-4 FPGA slice are omitted for clarity. Only the elements
relevant to the timing paths described in this section are shown.
FXINA
FXINB
CLK
BY
DATA_IN or
Address
BX
DATA_IN or
Address
(Write Enable)
SLICEWE[1:0]
SR
G4
G3
G2
G1
ADDRESS
ADDRESS
F4
F3
F2
F1
Figure 5-22: Simplified Virtex-4 FPGA SLICEM Distributed RAM
illustrates the details of distributed RAM implemented in a Virtex-4 FPGA
WSGEN
WE
CK
www.xilinx.com
WS
WS
RAM
RAM
D
D
DI
DI
COUT
MUXF5
MUXFX
UG070 (v2.6) December 1, 2008
Virtex-4 FPGA User Guide
UG070_5_22_071504
FX
YMUX
Y
F5
XMUX
X
R