QG82945GSE S LB2R Intel, QG82945GSE S LB2R Datasheet - Page 403

• Manufacturer Part Number: QG82945GSE S LB2R
• Description: GRAPHICS AND MEM CNTRL HUB; No. of Pins: 998; Package / Case: FCBGA; Interface Type: PCI, SATA, USB
• Manufacturer: Intel

Electrical Characteristics
Table 51.
Datasheet
Serial DVO or PCI Express* Graphics Interface Signal Groups
(f)
(g)
(h)
DDR2 Interface Signal Groups
(l)
(j)
(k)
(ka)
LVDS Signal Groups
(l)
(m)
Signal
Group
PCI-E GFX/SDVO Input
PCI-E GFX/SDVO Output
Analog PCI-E GFX/SDVO I/F
Compensation Signals
SSTL – 1.8 DDR2 CMOS I/O
SSTL – 1.8 DDR2 CMOS Output
DDR2 Reference Voltage
DDR2 Compensation Signals
LVDS Outputs
Analog
LVDS Miscellaneous
Signal Groups for Mobile Intel 945GM/GME/PM, 943/940GML and Intel 945GT
Express Chipset (Sheet 2 of 4)
Signal Type
PCI-E GFX Interface:
EXP_A_RXN(15:0), EXP_A_RXP(15:0)
SDVO Interface: SDVO_TVCLKIN#,
SDVO_TVCLKIN, SDVO_INT, SDVO_INT#,
SDVO_FLDSTALL#, SDVO_FLDSTALL
PCI-E GFX Interface:EXP_A_TXN(15:0),
EXP_A_TXP(15:0)
SDVO Interface: SDVOB_RED#,
SDVOB_RED, SDVOB_GREEN#,
SDVOB_GREEN, SDVOB_BLUE#,
SDVOB_BLUE, SDVOB_CLKN,
SDVOB_CLKP, SDVOC_RED#/
SDVOB_ALPHA#, SDVOC_RED/
SDVOB_ALPHA, SDVOC_GREEN#,
SDVOC_GREEN, SDVOC_BLUE#,
SDVOC_BLUE, SDVOC_CLKN,
SDVOC_CLKP
EXP_A_COMPO
EXP_A_COMPI
DQ (SA_DQ[63:0], SB_DQ[63:0])
DQS (SA_DQS[7:0], SB_DQS[7:0])
DQS# (SA_DQS[7:0]#, SB_DQS[7:0]#)
DM (SA_DM[7:0], SB_DM[7:0])
MA (SA_MA[13:0], SB_MA[13:0]
BS (SA_BS[2:0], SB_BS[2:0])
CAS# (SA_CAS#, SB_CAS#)
WE# (SA_WE#, SB_WE#)
SM_ODT[3:0]
SM_CKE[3:0], SM_CS[3:0]#
SM_CK[3:0], SM_CK[3:0]#
SMVREF(1:0)
SM_RCOMPN, SM_RCOMPP,
SM_OCDCOMP[1:0]
LADATAP[2:0], LADATAN[2:0], LACLKP,
LACLKN, LBDATAP[2:0], LBDATAN[2:0],
LBCLKP, LBCLKN
LIBG
RAS# (SA_RAS#, SB_RAS#)
Signals
Please see
Section 10.3.2.2
for SDVO & PCI
Express GFX Pin
Mapping
Please see
Section 10.3.2.2
for SDVO & PCI
Express GFX
Pins Mapping
Current Mode
Reference pin.
DC Spec. not
required
Notes
403