Products > Integrated Circuits (ICs) > Interface ICs > PEX8548-AA25BIG

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High-Performance 48-lane, 9-port PCIe Switch,Multiplexer Switch ICs 48 Lane 9 Port PCI Express Switch

Manufacturer : PLX Technology, Inc. (Broadcom)
Package/Case : BGA
Product Categories : Multiplexer Switch ICs
Datasheet: PEX8548-AA25BIG Datasheet (PDF)
RoHs Status: Rohs
In-stock: 567


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PEX8548-AA25BIG Product Details

The ExpressLane PEX 8548 device offers PCI Express switching capability enabling users to add scalable high bandwidth, non-blocking interconnection to a wide variety of applications including servers, storage systems, communications platforms, blade servers, and embedded-control products. The PEX 8548 is well suited for fan-out, aggregation, dualgraphics, peer-to-peer, and fabric backplane applications.


ƒ PEX 8548 General Features
o 48-lane PCI Express switch
- Integrated SerDes
o Up to nine configurable ports (x1, x2, x4, x8, x16)
o 37.5mm x 37.5mm,
736-ball PBGA package
o Typical Power: 4.9 Watts
ƒ PEX 8548 Key Features
o Standard Compliant
- PCI Express Base Specification, r1.1
o High Performance
- Non-blocking switch fabric
- Full line rate on all ports
- Packet Cut-Thru with 110ns max packet latency (x16 to x16)
o Flexible Configuration
- Nine highly flexible & configurable ports (x1, x2, x4, x8, or x16)
- Configurable with strapping pins, EEPROM, I2 C, or Host software
- Lane and polarity reversal
o PCI Express Power Management
- Link power management states: L0, L0s, L1, L2/L3 Ready, and L3
- Device states: D0 and D3hot
o Quality of Service (QoS)
- One Virtual Channel per port
- Eight Traffic Classes per port
- Weighted Round-Robin Ingress Port Arbitration
o Reliability, Availability, Serviceability
- 3 Standard Hot-Plug Controllers
- Upstream port as hot-plug client
- Transaction Layer end-to-end CRC
- Poison bit
- INTA# interrupt signal
- Fatal Error (FATAL_ERR#) signal (legacy SERR equivalent)
- PCIe baseline error reporting
- Advanced Error Reporting
- Port Status bits and GPO available
- Per port error diagnostics
• Bad DLLPs
• Bad TLPs
• CRC errors
- JTAG boundary scan


Suitable for host-centric as well as peer-to-peer traffic patterns, the PEX 8548 can be configured for a wide variety of form factors and applications.

PEX8548-AA25BIG Pinout
(Picture: Pinout)

PEX8548-AA25BIG Block Diagram
(Picture: Diagram)

Technical Parameters

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  • Bulk
  • Factory Pack Quantity
  • 210

PEX8548-AA25BIG Datasheet

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We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

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1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that PEX8548-AA25BIG is the original manufacturer or agent of PLX?
We have a professional business development department to strictly test and verify the qualifications of PLX original manufacturers and agents. All PLX suppliers must pass the qualification review before they can publish their PEX8548-AA25BIG devices; we pay more attention to the channels and quality of PEX8548-AA25BIG products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of PEX8548-AA25BIG chips? Including PLX original factory information, Multiplexer Switch ICs application, PEX8548-AA25BIG pictures?
You can use Jotrin's intelligent search engine, or filter by Multiplexer Switch ICs category, or find it through PLX Technology, Inc. (Broadcom) Information page.
Q: Are the PLX's PEX8548-AA25BIG price and stock displayed on the platform accurate?
The PLX's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for PEX8548-AA25BIG, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
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We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online.
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Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days.
Q: What is the process for returns or replacement of PEX8548-AA25BIG?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PEX8548AA25BIG we delivered, we will accept the replacement or return of the PEX8548-AA25BIG only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of PEX8548-AA25BIG.
(3)The PEX8548-AA25BIG is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy.
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PLX Technology, Inc. (Broadcom)

PLX Technology, Inc. acquired by Broadcom Limited, is the leading supplier of PCI Express (PCIe) Bridges and Switches and other standard input/output (I/O) interconnect silicon. PLX's innovative products and supporting tools enable customers to develop systems with industry-leading performance, scal...
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