| PartNumber | PM8532B-F3EI | PM8533B-F3EI | PM8531B-F3EI |
| Description | PCI Interface IC Switchtec Gen 3 32 Lanes 16 Ports | PCI Interface IC Switchtec Gen 3 48 Lanes 24 Ports | PCI Interface IC Switchtec Gen 3 24 Lanes 12 Ports |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | PCI Interface IC | PCI Interface IC | PCI Interface IC |
| RoHS | Y | Y | Y |
| Type | Switch - PCIe | Switch - PCIe | Switch - PCIe |
| Number of Lanes | 32 Lane | 48 Lane | 24 Lane |
| Number of Ports | 16 Port | 24 Port | 12 Port |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | FCBGA-650 | FCBGA-650 | FCBGA-650 |
| Packaging | Tray | Tray | Tray |
| Brand | Microchip / Microsemi | Microchip / Microsemi | Microchip / Microsemi |
| Interface Type | 2-Wire, GPIO, JTAG, UART | 2-Wire, GPIO, JTAG, UART | 2-Wire, GPIO, JTAG, UART |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | PCI Interface IC | PCI Interface IC | PCI Interface IC |
| Factory Pack Quantity | 40 | 40 | 40 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |