IPR-PCIE/4 Altera, IPR-PCIE/4 Datasheet - Page 173
IPR-PCIE/4
Manufacturer Part Number
IPR-PCIE/4
Description
IP CORE Renewal Of IP-PCIE/4
Manufacturer
Altera
Type
MegaCorer
Specifications of IPR-PCIE/4
Software Application
IP CORE, Interface And Protocols, PCI
Supported Families
Arria GX, Cyclone II, HardCopy II, Stratix II
Core Architecture
FPGA
Core Sub-architecture
Arria, Cyclone, Stratix
Rohs Compliant
NA
Function
PCI Express Compiler, x4 Link Width
License
Renewal License
Lead Free Status / RoHS Status
na
Lead Free Status / RoHS Status
na
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Chapter 7: Reset and Clocks
Clocks
December 2010 Altera Corporation
Refer to
Figure 7–10. Stratix II GX ×8 with 100 MHz Reference Clock
Note to
(1) Different device families require different frequency ranges for the calibration and reconfiguration clocks. To
(2) You must provide divide-by-two logic to create a 125 MHz clock source for fixedclk.
Clock Source
Clock Source
Clock Source
determine the frequency range for your device, refer to one of the following device handbooks:
Architecture
Handbook,
Stratix V devices.
Calibration
100-MHz
Reconfig
Note (1)
Figure
Figure 7–10
7–10:
Transceiver Architecture
in Volume II of the Arria II Device Handbook,
refclk
for this clocking configuration.
<variant> .v or .vhd
refclk
clk250_in
in Volume 2 of the Stratix IV Device Handbook, or
<variant> _serdes.v or .vhd
rx_cruclk
pll_inclk
cal_blk_clk
reconfig_clk
fixed_clk
(PCIe MegaCore Function)
<variant> _core.v or .vhd
(ALTGX or ALT2GX
Megafunction)
core_clk_out
Transceivers
in Volume 2 of the Cyclone IV Device
clk250_out
PCI Express Compiler User Guide
Altera PHY IP User Guide
Application Clock
Transceiver
7–13
for
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