Intel® 700 Series Chipset Family On-Package Platform Controller Hub (PCH)

Datasheet, Volume 1 of 2
Supporting Raptor Lake - PX Platforms

ID 765585
Date 01/30/2023
Version 001
Document Table of Contents

Signal Description

PCH

Signal Name

Type

Description

PCH-PX

PCIE1_​TXP / USB32_​1_​TXP

PCIE1_​TXN / USB32_​1_​TXN

PCIE2_​TXP / USB32_​2_​TXP

PCIE2_​TXN / USB32_​2_​TXN

PCIE3_​TXP / USB32_​3_​TXP

PCIE3_​TXN / USB32_​3_​TXN

PCIE4_​TXP / USB32_​4_​TXP

PCIE4_​TXN / USB32_​4_​TXN

PCIE5_​TXP

PCIE5_​TXN

PCIE6_​TXP

PCIE6_​TXN

PCIE7_​TXP

PCIE7_​TXN

PCIE8_​TXP

PCIE8_​TXN

O

PCI Express* Differential Transmit Pairs

These are PCI Express* based outbound high-speed differential signals

PCIE1_​RXP / USB32_​1_​RXP

PCIE1_​RXN / USB32_​1_​RXN

PCIE2_​RXP / USB32_​2_​RXP

PCIE2_​RXN / USB32_​2_​RXN

PCIE3_​RXP / USB32_​3_​RXP

PCIE3_​RXN / USB32_​3_​RXN

PCIE4_​RXP / USB32_​4_​RXP

PCIE4_​RXN / USB32_​4_​RXN

PCIE5_​RXP

PCIE5_​RXN

PCIE6_​RXP

PCIE6_​RXN

PCIE7_​RXP

PCIE7_​RXN

PCIE8_​RXP

PCIE8_​RXN

I

PCI Express* Differential Receive Pairs

These are PCI Express* based inbound high-speed differential signals

PCIE_​RCOMPP

PCIE_​RCOMPN

I

Impedance Compensation Inputs

GPP_​H15/DDPB_​CTRLCLK/ PCIE_​LINK_​DOWN

O

PCIE_​LINK_​DOWN Output

PCIe link failure debug signal. PCH PCIe Root Port(s) will assert this signal when a link down event occurs and is detected. For example when a link fails to train during an L1 sub-state exit event.