Signal Group Type Signals
DDR3 / DDR3L Data Signals
2
Single ended DDR3/DDR3L Bi-
directional
SA_DQ[63:0], SB_DQ[63:0]
Differential DDR3/DDR3L Bi-
directional
SA_DQSP[7:0], SA_DQSN[7:0], SB_DQSP[7:0], SB_DQSN[7:0]
DDR3 / DDR3L Compensation
Analog Input SM_RCOMP[2:0]
DDR3 / DDR3L Reference Voltage Signals
DDR3/DDR3L
Output
SM_VREF, SA_DIMM_VREFDQ, SB_DIMM_VREFDQ
Testability (ITP/XDP)
Single ended CMOS Input TCK, TDI, TMS, TRST#
Single ended GTL TDO
Single ended Output DBR#
Single ended GTL BPM#[7:0]
Single ended GTL PREQ#
Single ended GTL PRDY#
Control Sideband
Single ended GTL Input/Open
Drain Output
PROCHOT#
Single ended Asynchronous
CMOS Output
THERMTRIP#, IVR_ERROR
Single ended GTL CATERR#
Single ended Asynchronous
CMOS Input
PM_SYNC,RESET#, PWRGOOD, PWR_DEBUG#
Single ended Asynchronous Bi-
directional
PECI
Single ended GTL Bi-directional CFG[19:0]
Single ended Analog Input SM_RCOMP[2:0]
Voltage Regulator
Single ended CMOS Input VR_READY
Single ended CMOS Input VIDALERT#
Single ended Open Drain Output VIDSCLK
Single ended GTL Input/Open
Drain Output
VIDSOUT
Differential Analog Output VCC_SENSE, VSS_SENSE
Power / Ground / Other
Single ended Power VCC, VDDQ
Ground VSS, VSS_NCTF
3
No Connect RSVD, RSVD_NCTF
continued...
Processor—Electrical Specifications
Desktop 4th Generation Intel
®
Core
™
Processor Family, Desktop Intel
®
Pentium
®
Processor Family, and Desktop Intel
®
Celeron
®
Processor Family
Datasheet – Volume 1 of 2 December 2013
96 Order No.: 328897-004