Signal Groups - Intel BX80569Q9550 - Core 2 Quad 2.83 GHz Processor Datasheet

Table 2-1. Signals with R
CSI[3:0]R[P/N]Dat[19:0]
CSI[5:4]R[P/N]Dat[9:0]
CSI[3:0]T[P/N]Dat[19:0]
CSI[5:4]T[P/N]Dat[9:0]
CSI[5:0]R[P/N]Clk
CSI[5:0]T[P/N]Clk
FBD0NBICLK[A/B][P/N]0
FBD1NBICLK[C/D][P/N]0
FBD0SBOCLK[A/B][P/N]0
FBD1SBOCLK[C/D][P/N]0
FBD0NBI[A/B][P/N][13:0]
FBD1NBI[C/D][P/N][13:0]
FBD0SBO[A/B][P/N][10:0]
FBD1SBO[C/D][P/N][10:0]
XDPOCPD_N[7:0]
TRIGGER_N[1:0]
XDPOCPFRAME_N
XDPOCP_STRB_IN_N
PRBMODE_REQST_N
XDPOCP_STRB_OUT_N
PRBMODE_RDY_N
2.2

Signal Groups

The signals are grouped by buffer type and similar characteristics as listed in
The buffer type indicates which signaling technology and specifications apply to the
signals.
Table 2-2. Signal Groups (Sheet 1 of 3)
Signal Group
Differential System Reference Clock
Differential
®
Intel QuickPath Interconnect Signal Groups
Differential
Differential
FB-DIMM Signals
Differential
Differential
Differential
Differential
TAP
24
TT
Signal
VSS
VSS
VCCIO
Buffer Type
CMOS In Differential Pair
Input
Output
Input
Output
Input
Output
Termination
Signals 1, 2, 3
SYSCLK, SYSCLK_N;
SYSUTST_REFCLK_N, SYSUTST_REFCLK
CSI[3:0]R[P/N]Dat[19:0], CSI[5:4]R[P/N][9:0]
CSI[5:0]R[P/N]CLK
CSI[3:0]T[P/N]Dat[19:0], CSI[5:4]T[P/N][9:0],
CSI[5:0]T[P/N]CLK
FBD0NBICLK[A/B][P/N]0
FBD1NBICLK[C/D][P/N]0
FBD0SBOCLK[A/B][P/N]0
FBD1SBOCLK[C/D][P/N]0
FBD0NBI[A/B][P/N][13:0]
FBD1NBI[C/D][P/N][13:0]
FBD0SBO[A/B][P/N][10:0]
FBD1SBO[C/D][P/N][10:0]
® ®
Intel Itanium Processor 9300 Series and 9500 Series Datasheet
Electrical Specifications
Table 2-2.