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PEX8718-AB80BI G is listed in the Analog Switches - Special Purpose range at ChipApex. The manufacturer field lists Broadcom Limited. Its product description is PCI SWITCH 5 PORT 324FCBGA. Review the specifications below when checking this part for your BOM.
The PEX8718-AB80BIG is a PCI Express Gen3 switch manufactured by Broadcom Limited. It features a 16-lane, 5-port architecture supporting data transfer rates of 8.0 GT/s. The component is housed in a 324-fcbga package with dimensions of 19x19 mm. It operates within a temperature range of -40°C to +85°C and has a power dissipation rating of 2.9 W. The device is surface-mountable and classified as configurable.
Verify the manufacturer part number against official Broadcom documentation to ensure authenticity. Confirm that the suffix AB80BIG corresponds to the specified operating temperature range and package type. Check for RoHS compliance status through the manufacturer's product change notifications or datasheet revision history before procurement.
Select this component when a 5-port PCIe Gen3 switch with 16 lanes is required. Ensure the design supports the 324-fcbga footprint and thermal management for 2.9 W dissipation. Verify compatibility with the target system's PCIe root complex and endpoint devices for proper enumeration.
This part belongs to the Broadcom PEX8718 series of PCIe switches. It is distinct from the PEX8748, which offers higher lane counts, and the legacy PEX8716. The AB80BIG suffix denotes specific commercial-grade specifications compared to industrial variants.
Publicly confirmed substitute part numbers are not available in the provided source material. Consult Broadcom technical support for direct replacements or pin-compatible alternatives if this specific suffix is discontinued.
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