600 Series Chipset Family On-Package Platform Controller Hub

Datasheet, Volume 1 of 2

ID 691222
Date 01/05/2022

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Document Table of Contents

I/O Signal Planes and States

Power Plane and States for PCI Express* Signals 

Signal Name

Type

Power Plane

During Reset2

Immediately After Reset2

S4/S5

Deep Sx

PCIE_​TXP/

PCIE_​TXN

O

Primary

Internal Pull-down

Internal

Pull-down

Internal Pull-down

OFF

PCIE_​RXP/

PCIE_​RXN

I

Primary

Internal Pull-down

Internal

Pull-down

Internal Pull-down

OFF

PCIE_​RCOMPP /

PCIE_​RCOMPN

I

Primary

Undriven

Undriven

Undriven

OFF

Notes:
  1. PCIE_​RXP/RXN pins transition from un-driven to Internal Pull-down during Reset.
  2. Reset reference for primary well pins is RSMRST#.