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

Signal Description

Signal Name

Type

Description

GPP_​H19/I2C0_​SDA/I3C0_​SDA

I/OD

I3C Link 0 Serial Data Line

External Pull-up resistor may be required depending on Bus Capacitance.

GPP_​H20/I2C0_​SCL/I3C0_​SCL

I/OD

I3C Link 0 Serial Clock Line

External Pull-up resistor may be required depending on Bus Capacitance.

GPP_​H21/I2C1_​SDA/I3C1_​SDA

I/OD

I3C Link 1 Serial Data Line

External Pull-up resistor may be required depending on Bus Capacitance.

GPP_​H22/I2C1_​SCL/I3C1_​SCL

I/OD

I3C Link 1 Serial Clock Line

External Pull-up resistor may be required depending on Bus Capacitance.

GPP_​H10/UART0_​RTS#/I3C1A_​SDA/ISH_​GP10A I/OD

I3C Link 1A Serial Data Line

External Pull-up resistor may be required depending on Bus Capacitance.

Note : Alternate interface from/to the same I3C1 controller, to support touch device interface convergence.

GPP_​H11/UART0_​CTS#/I3C1A_​SCL/ISH_​GP11A I/OD

I3C Link 1A Serial Clock Line

External Pull-up resistor may be required depending on Bus Capacitance.

Note : Alternate interface from/to the same I3C1 controller, to support touch device interface convergence.

GPP_​F13/THC_​I2C1_​SDA/I3C2_​SDA/THC1_​SPI2_​IO1/ISH_​SPIA_​MOSI/GSPI1_​MISO/I2C5_​SDA

I/OD

I3C Link 2 Serial Data Line

External Pull-up resistor may be required depending on Bus Capacitance.

GPP_​F12/THC_​I2C1_​SCL/I3C2_​SCL/THC1_​SPI2_​IO0/ISH_​SPIA_​MISO/GSPI1_​MOSI/I2C5_​SCL

I/OD

I3C Link 2 Serial Clock Line

External Pull-up resistor may be required depending on Bus Capacitance.