Figure 61. Cpc Signals To Clock Length Matching Diagram - Intel 852GM Design Manual

System Memory Design Guidelines (DDR-SDRAM)

Figure 61. CPC Signals to Clock Length Matching Diagram

GMCH Package
Note: All lengths are measured from GMCH
die pad to SO-DIMM connector pad.
GMCH Package
Note: All lengths are measured from GMCH
die pad to SO-DIMM connector pad.
124
SMA[5,4,2,1]
GMCH
Die
SCK[1:0]
SCK#[1:0]
SMAB[5,4,2,1]
GMCH
Die
SCK[4:3]
SCK#[4:3]
SO-DIMM0
CPC Length = Y0
(X0 – 1.0") <= Y0 <= (X0 + 0.5")
Clock Reference Length = X0
SO-DIMM0 SO-DIMM1
(X1–1.0") <= Y1 <= (X1+0.5")
®
Intel 852GM Chipset Platform Design Guide
R
CPC Length = Y1
Clock Ref Length = X1