XC4VFX100-10FFG1517I Xilinx Inc, XC4VFX100-10FFG1517I Datasheet - Page 88

• Manufacturer Part Number: XC4VFX100-10FFG1517I
• Description: IC FPGA VIRTEX-4FX 100K 1517FBGA
• Manufacturer: Xilinx Inc
• Series: Virtex™-4r

Specifications of XC4VFX100-10FFG1517I

• Number Of Logic Elements/cells: 94896
• Number Of Labs/clbs: 10544
• Total Ram Bits: 6930432
• Number Of I /o: 768
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 100°C
• Package / Case: 1517-BBGA, FCBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -

Chapter 2: Digital Clock Managers (DCMs)
88
Clock Switching Between Two DCMs
Figure 2-14
DCMs locked.
IBUFG
IBUFG
CLKA
illustrates switching between two clocks from two DCMs while keeping both
Figure 2-14: Clock Switching Between Two DCMs
CLKIN
CLKFB
RST
PSINCDEC
PSEN
PSCLK
DADDR[6:0]
DI[15:0]
DWE
DEN
DCLK
CLKIN
CLKFB
RST
PSINCDEC
PSEN
PSCLK
DADDR[6:0]
DI[15:0]
DWE
DEN
DCLK
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DCM_ADV
DCM_ADV
CLK2X180
CLKFX180
CLK2X180
CLKFX180
LOCKED
LOCKED
DO[15:0]
DO[15:0]
CLK180
CLK270
CLK180
CLK270
CLKDV
CLKDV
CLKFX
CLKFX
CLK2X
CLK2X
CLK90
CLK90
CLK0
CLK0
BUFGMUX
BUFG
BUFG
I0
I0
UG070 (v2.6) December 1, 2008
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Virtex-4 FPGA User Guide
UG070_2_13_031208
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