System Memory Design Guidelines (DDR-SDRAM)
7.3.6.11.
Command Group Package Length Table
The package length data in Table 44 below should be used to match the overall length of each command
signal to its associated clock reference length.
Table 44. Command Group Package Lengths
Signal
SMA[0]
SMA[3]
SMA[6]
SMA[7]
SMA[8]
SMA[9]
SMA[10]
SMA[11]
SMA[12]
SBA[0]
SBA[1]
SCAS#
SRAS#
SWE#
120
Pin Number
Pkg Length (mils)
AC18
AD17
AD8
AD7
AC6
AC5
AC19
AD5
AB5
AD22
AD20
AC24
AC21
AD25
Intel
420
472
591
596
630
681
377
683
609
592
435
562
499
751
®
852GM Chipset Platform Design Guide
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