PEX8509-AA25BIG The PEX8509-AA25BIG is a PCI Express Gen2 switch IC from Broadcom (formerly PLX Technology). It integrates 8 lanes and 9 ports, supporting data rates of 5.0 GT/s.
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PEX8509-AA25BIG

Available from 1 distributors
Mfr Name: PLX Technology
PLX Technology
The PEX8509-AA25BIG is a PCI Express Gen2 switch IC from Broadcom (formerly PLX Technology). It integrates 8 lanes and 9 ports, supporting data rates of 5.0 GT/s.
✓ Total Stock: 1,540 pcs

PEX8509-AA25BIG Available from 1 distributor

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✓ Non-Authorised
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1,540 pcs
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PEX8509-AA25BIG Specifications Quick View

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PEX8509-AA25BIG Description

Short technical summary and product information.

The PEX8509-AA25BIG is a PCI Express Gen2 switch IC manufactured by Broadcom, previously under the PLX Technology brand. This component integrates 8 lanes and 9 ports within a high-density BGA package, supporting per-lane data rates of 5.0 GT/s. It features a non-blocking switch fabric with configurable lane widths from x1 to x8 per port.

 

Key functionalities include cut-through and store-and-forward switching, advanced power management, multiple virtual channels, and comprehensive error reporting compliant with the PCIe Base Specification Revision 2.0. The switch facilitates peer-to-peer communication and flexible host/target topologies, offering low transaction latency suitable for real-time data movement across multiple endpoints.

 

Designed for embedded and high-reliability applications, the PEX8509-AA25BIG is utilized in industrial automation controllers, aerospace data acquisition systems, defense signal processing, medical imaging, and ruggedized single-board computers. The 'BIG' suffix indicates an industrial temperature rating, extending the operational range to -40°C to +85°C, making it suitable for environmentally demanding installations.

 

Procurement teams should be aware that Broadcom's PLX switch products are subject to lifecycle management. As a BGA-packaged device, proper ESD handling and thermal profiling during assembly are essential for long-term reliability.

PEX8509-AA25BIG Quick Information

Product Type: PCI Express Switch IC
Series: PEX8509
Canonical Name: PEX8509-AA25BIG PCI Express Gen2 Switch IC
Subcategory: Interface Controllers

PEX8509-AA25BIG Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PEX8509-AA25BIG Features

  • PCI Express Gen2 switch IC
  • Integrates 8 lanes and 9 ports
  • Supports 5.0 GT/s per-lane data rate
  • Industrial temperature range: -40°C to +85°C
  • High-density BGA package

PEX8509-AA25BIG Applications

  • Industrial automation controllers
  • Aerospace data acquisition systems
  • Defense signal processing
  • Medical imaging equipment
  • Ruggedized single-board computers

PEX8509-AA25BIG FAQs

6 frequently asked questions generated from this part’s specifications.
What is the package type of the PEX8509-AA25BIG?

BGA (Ball Grid Array).

What is the operating temperature range of the PEX8509-AA25BIG?

-40°C to +85°C (industrial).

How many ports does the PEX8509-AA25BIG have?

9 ports.

How many lanes does the PEX8509-AA25BIG support?

8 lanes.

What is the per-lane data rate of the PEX8509-AA25BIG?

5.0 GT/s.

What is the part status of the PEX8509-AA25BIG?

Obsolete.

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