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UPD720400 Datasheet Pci Express - Pci/pci-x Bridge

Manufacturer: NEC (now Renesas Electronics)

Overview: DATA SHEET MOS INTEGRATED CIRCUIT µPD720400 PCI Express – PCI/PCI-X Bridge (Ver 1.08) µPD720400 is a PCI Express to PCI/PCI-X Bridge chip that supports the PCI Express Base Specification Revision1.1 and PCI Express to PCI/PCI-X Bridge Specification Revision1.0. µPD720400 contains a PCI Express Serdes circuit with an x8 Lane structure as a primary interface and two 64bits PCI/PCI-X bus interface circuits. Part number µPD720400FF-RN1 µPD720400FF-RN1-A µPD720400AFF-RN1 µPD720400AFF-RN1-A µPD720400CFF-RN1 µPD720400CFF-RN1-A Ordering Information Package Chip Version 648-pin Tape BGA (35x35) Ver.4.1 648-pin Tape BGA (35x35) Ver.4.1 648-pin Tape BGA (35x35) Ver.4.3 648-pin Tape BGA (35x35) Ver.4.3 648-pin Tape BGA (35x35) Ver.4.5 648-pin Tape BGA (35x35) Ver.4.5 Remark Lead-free product Lead-free product Lead-free product The information in this document is subject to change without notice. NEC ELECTRONICS CONFIDENTIAL June 02, 2006 1  NEC Electronics Inc 2003- 2006 µPD720400 Table of Contents 1.

Key Features

  • 5 2. Block Diagram 7 3. Pin Connection 9 3.1. Pin List (numerical order) 11 3.2. Pin List (alphabetical order) 15 4. Pin Functions19 4.1. Power supply19 4.2. PCI Express Interface 19 4.3. PCI/PCI-X Interface19 4.4. System clock & Reset interface21 4.5. Hot Plug Controller interface 22 4.6. System Interface 25 4.7. Strap-pin Signals 25 4.8. Test Signals 26 4.9. No Connection 26 5. Electrical characteristics 27 5.1. I/O Buffer List 27 5.2. Terminology 28 5.3. Absolute Maximum Ratings 29 5.4. Reco.

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