Overview
The XIO2001PNP, produced by Texas Instruments, is a single-function PCI Express to PCI translation bridge. It is fully compliant with the PCI Express to PCI/PCI-X Bridge Specification, Revision 1.0, the PCI Express Base Specification, Revision 2.0, and the PCI Local Bus Specification, Revision 2.3. This bridge supports a ×1 PCI Express link operating at full 250 MB/s packet throughput in each direction simultaneously. It is designed to facilitate seamless communication between PCI Express and PCI buses, making it an essential component for various computing and industrial applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | XIO2001PNP |
| Package Type | HTQFP 128-Pin PNP |
| Operating Temperature Range | -40 to 85°C, 0 to 70°C |
| Supply Voltage (Vcc) | 3.3 V, 1.5 V |
| PCI Express Throughput | Full ×1 link at 250 MB/s |
| PCI Local Bus Throughput | 66-MHz/32-Bit |
| PCI Bus Interface Voltage | 3.3 V, 5.0 V (25 MHz or 33 MHz only at 5.0 V) |
| Number of Subordinate PCI Bus Masters | Up to 6 |
| PCI Clock Outputs | Six buffered PCI clock outputs (25 MHz, 33 MHz, 50 MHz, or 66 MHz) |
Key Features
- Full ×1 PCI Express throughput
- Fully compliant with PCI Express to PCI/PCI-X Bridge Specification, Revision 1.0, PCI Express Base Specification, Revision 2.0, and PCI Local Bus Specification, Revision 2.3
- PCI Express advanced error reporting capability including ECRC support
- Support for D1, D2, D3 hot, and D3 cold power states
- Active-State Link Power Management using L0s and L1 states
- Wake event and beacon support
- Error forwarding including PCI Express data poisoning and PCI bus parity errors
- Robust pipeline architecture to minimize transaction latency
- Internal PCI arbiter supporting up to 6 external PCI masters
- Advanced PCI Express message signaled interrupt generation for serial IRQ interrupts
- External PCI bus arbiter option
- PCI bus LOCK support
- JTAG/BS for production test
- PCI-Express CLKREQ support
- Clock run and power override support
- Integrated AUX power switch drains V_AUX power only when main power is off
- Five 3.3-V, multifunction, general-purpose I/O terminals
- Memory-mapped EEPROM serial-bus controller supporting PCI Express power budget/limit extensions for add-in cards
Applications
The XIO2001PNP is suitable for a variety of applications where translation between PCI Express and PCI buses is necessary. These include:
- Industrial computing systems
- Embedded systems
- Server and storage systems
- Networking equipment
- Legacy system upgrades requiring PCI to PCI Express compatibility
Q & A
- What is the primary function of the XIO2001PNP?
The XIO2001PNP is a single-function PCI Express to PCI translation bridge.
- What specifications is the XIO2001PNP compliant with?
The XIO2001PNP is fully compliant with the PCI Express to PCI/PCI-X Bridge Specification, Revision 1.0, the PCI Express Base Specification, Revision 2.0, and the PCI Local Bus Specification, Revision 2.3.
- What is the throughput of the PCI Express interface on the XIO2001PNP?
The PCI Express interface supports a ×1 link operating at full 250 MB/s packet throughput in each direction simultaneously.
- Does the XIO2001PNP support power management features?
Yes, it supports active-state link power management using L0s and L1 states and various power states including D1, D2, D3 hot, and D3 cold.
- What kind of error reporting does the XIO2001PNP support?
The XIO2001PNP supports advanced error reporting including extended CRC (ECRC) and error forwarding for PCI Express data poisoning and PCI bus parity errors.
- How many subordinate PCI bus masters does the XIO2001PNP support?
The XIO2001PNP supports up to six subordinate PCI bus masters.
- What is the operating temperature range of the XIO2001PNP?
The operating temperature range is -40 to 85°C and 0 to 70°C.
- Does the XIO2001PNP have general-purpose I/O terminals?
Yes, it has five 3.3-V, multifunction, general-purpose I/O terminals.
- What kind of packaging is available for the XIO2001PNP?
The XIO2001PNP is available in lead-free 144-Ball ZAJ nFBGA, lead-free 169-Ball ZWS nFBGA, and PowerPad™ HTQFP 128-Pin PNP packages.
- Is the XIO2001PNP suitable for legacy system upgrades?
Yes, it is suitable for legacy system upgrades requiring PCI to PCI Express compatibility.
