Intel® 700 Series Chipset Family On-Package Platform Controller Hub (PCH)
Datasheet, Volume 1 of 2
Supporting Raptor Lake - PX Platforms
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. |