Altera Corporation
Reference Manual
2–9
August 2006
Stratix II GX PCI Express Development Board
Board Components & Interfaces
Figure 2–5. Stratix II GX Device Clocking Resources
B4
PLL5
PLL11
B3
B7
B8
REFCLK0
(sfp_refclk)
(xaui_refclk)
(pcie_refclk)
B2
B1
B13
B14
B15
B16
B17
PLL7
PLL8
PLL1
PLL2
PLL6 PLL12
CLK12
(clk1_p)
CLK13
CLK14
CLK15
CLK6
(ddr2_sync_clk)
CLK7
CLK4
CLK5
REFCLK1
REFCLK0
REFCLK1
REFCLK0
REFCLK1
REFCLK0
REFCLK1
REFCLK0
REFCLK1
CLK0
FPLL7_CLK (hsma_clk1)
(hsmcb_clk2)
(hsmca_clk2)
(hsmca_clk0)
(hsmb_clk1)
(hsmb_clk0)
FPLL8_CLK
CLK1
CLK2
CLK3
(100m_refclk)
(clk2_p)