13th Generation Intel® Core™ and Intel® Core™ 14th Generation Processors

Datasheet, Volume 1 of 2
Supporting 13th Generation Intel® Core™ Processor for S, H, P, HX, and U Processor Line Platforms, formerly known as Raptor Lake, Intel® Core™ 14th Generation Processor for S, HX, and U Processor Line Platform, formerly known as Raptor Lake Refresh and Intel® Xeon™ E 2400 Processor, formerly known As Raptor Lake–E

ID 743844
Date 03/25/2024
Document Table of Contents

TCSS Power State

TCSS Power State 

TCSS Power State

Allowed Package C Status

Device Attached

Description

TC0

PC0-PC3

Yes

xHCI, xDCI, USB4 controllers may be active.

USB4 DMA / PCIe may be active.

TC7

PC6-PC10

Yes

xHCI and xDCI are in D3.

USB4 controller is in D3 or D0 idle.

USB4 PCIe is inactive.

TC-Cold

PC3-PC10

No

xHCI / xDCI / TBT DMA / TBT PCIe are in D3

IOM is active

TC10

PC6-PC10

No

Deepest Power state

xHCI and xDCI are in D3. USB4 is in D3 or D0 idle.

USB4 CIe is in inactive

IOM is inactive

IOM - TCSS Input Output Manager:

  • The IOM interacts with the SoC to perform power management, boot, reset, connect and disconnect devices to TYPE-C sub-system

TCSS Devices (xHCI / xDCI / TBT Controllers) - power states:

  • D0 - Device at Active state.
  • D3 - Device at lowest-powered state.