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Intel Itanium Processor 9300 Series and 9500 Series

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Electrical Specifications<br />

Table 2-1.<br />

Signals with R TT<br />

Signal<br />

Termination<br />

CSI[3:0]R[P/N]Dat[19:0]<br />

CSI[5:4]R[P/N]Dat[9:0]<br />

CSI[3:0]T[P/N]Dat[19:0]<br />

CSI[5:4]T[P/N]Dat[9:0]<br />

CSI[5:0]R[P/N]Clk<br />

CSI[5:0]T[P/N]Clk<br />

FBD0NBICLK[A/B][P/N]0<br />

FBD1NBICLK[C/D][P/N]0<br />

FBD0SBOCLK[A/B][P/N]0<br />

FBD1SBOCLK[C/D][P/N]0<br />

FBD0NBI[A/B][P/N][13:0]<br />

FBD1NBI[C/D][P/N][13:0]<br />

FBD0SBO[A/B][P/N][10:0]<br />

FBD1SBO[C/D][P/N][10:0]<br />

XDPOCPD_N[7:0]<br />

TRIGGER_N[1:0]<br />

XDPOCPFRAME_N<br />

XDPOCP_STRB_IN_N<br />

PRBMODE_REQST_N<br />

XDPOCP_STRB_OUT_N<br />

PRBMODE_RDY_N<br />

VSS<br />

VSS<br />

VCCIO<br />

2.2 Signal Groups<br />

The signals are grouped by buffer type <strong>and</strong> similar characteristics as listed in Table 2-2.<br />

The buffer type indicates which signaling technology <strong>and</strong> specifications apply to the<br />

signals.<br />

Table 2-2. Signal Groups (Sheet 1 of 3)<br />

Signal Group Buffer Type Signals 1, 2, 3<br />

Differential System Reference Clock<br />

Differential CMOS In Differential Pair SYSCLK, SYSCLK_N;<br />

SYSUTST_REFCLK_N, SYSUTST_REFCLK<br />

<strong>Intel</strong> ® QuickPath Interconnect Signal Groups<br />

Differential Input CSI[3:0]R[P/N]Dat[19:0], CSI[5:4]R[P/N][9:0]<br />

CSI[5:0]R[P/N]CLK<br />

Differential Output CSI[3:0]T[P/N]Dat[19:0], CSI[5:4]T[P/N][9:0],<br />

CSI[5:0]T[P/N]CLK<br />

FB-DIMM Signals<br />

Differential Input FBD0NBICLK[A/B][P/N]0<br />

FBD1NBICLK[C/D][P/N]0<br />

Differential Output FBD0SBOCLK[A/B][P/N]0<br />

FBD1SBOCLK[C/D][P/N]0<br />

Differential Input FBD0NBI[A/B][P/N][13:0]<br />

FBD1NBI[C/D][P/N][13:0]<br />

Differential Output FBD0SBO[A/B][P/N][10:0]<br />

FBD1SBO[C/D][P/N][10:0]<br />

TAP<br />

24 <strong>Intel</strong> ® <strong>Itanium</strong> ® <strong>Processor</strong> <strong>9300</strong> <strong>Series</strong> <strong>and</strong> <strong>9500</strong> <strong>Series</strong> Datasheet

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