Intel® Core™ Processor (Series 3)

Formerly known as Wildcat Lake, Datasheet, Volume 1 of 2

ID Date Version Classification
913965 05/19/2026 001 Public
Document Table of Contents
RFM

Power and Ground Signals

This section describes the processor power rails.

Power Rail Descriptions

Signal Name Description
VSS Ground
Processor Rails
VCC_​PCORE Dynamic SVID power rail to support processor P-Cores.
VCC_​LP_​ECORE Dynamic SVID power rail to support processor LP E-Cores.
VCCGT Dynamic SVID power rail to support processor Graphics.
VCCSA Dynamic SVID power rail to support processor NPU, Display Engine, Media, Memory Controller, IPU.
VCCPRIM_​VNNAON Fixed power rail to support digital blocks.
VCCPRIM_​VNNAON_​FLTR Fixed VCCPRIM_​VNNAON power rail with filter requirements.
VCCPRIM_​UCIE_​ANA Dedicated fixed power rail to support UCIE analog.
VCCPRIM_​IO

Fixed power rail to support analog blocks.

VCCPRIM_​IO_​FLTR Fixed VCCPRIM_​IO power rail with filter requirements.
VCCRTC Fixed power rail from coin-cell battery to support RTC (Real Time Clock).
VCCST Fixed power rail to support digital and analog blocks.
VCCPRIM_​3P3 Fixed 3.3V for primary well.
VCCPRIM_​1P8 Fixed 1.8V for primary well.
VCCPRIM_​1P8_​FLTR Fixed 1.8V primary well with filter requirements.
Memory Rails
VDDQ Fixed power rail to support Processor and DRAM.
VDD2 Fixed power rail to support Processor and DRAM.

Power Rail Sense Signals

Signal Name Description
Sense Signals
VCC_​PCORE_​SENSE VCC_​PCORE sense
VCC_​LP_​ECORE_​SENSE VCC_​ECORE sense
VCCGT_​SENSE VCCGT sense
VCCSA_​SENSE VCCSA sense
VCCPRIM_​IO_​SENSE VCCPRIM_​IO sense
Ground Sense Signals
VCC_​PCORE_​VSS_​SENSE VCC_​PCORE ground sense
VCC_​LP_​ECORE_​VSS_​SENSE VCC_​ECORE ground sense
VCCGT_​VSS_​SENSE VCCGT ground sense
VCCSA_​VSS_​SENSE VCCSA ground sense