| PartNumber | KSZ8864CNXI | KSZ8864CNXI-TR | KSZ8864CNXIA |
| Description | Ethernet ICs 4-Port 10/100 Switch w/ 2x MAC I/F, MII, RMII | Ethernet ICs 4-Port 10/100 Switch w/ 2x MAC I/F, MII, RMII | Ethernet ICs Two 10/100 PHYs and Four MACs |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Ethernet ICs | Ethernet ICs | Ethernet ICs |
| RoHS | Y | Y | Y |
| Series | KSZ8864 | KSZ8864 | KSZ8864 |
| Product | Ethernet Switches | Ethernet Switches | Ethernet Switches |
| Number of Transceivers | 4 Transceiver | 4 Transceiver | 4 Transceiver |
| Data Rate | 10 Mb/s, 100 Mb/s | 10 Mb/s, 100 Mb/s | 10 Mb/s, 100 Mb/s |
| Interface Type | MII, RMII | MII, RMII | MII, RMII |
| Operating Supply Voltage | 1.2 V, 3.3 V | 1.2 V, 3.3 V | 1.2 V, 3.3 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-64 | QFN-64 | QFN-64 |
| Packaging | Tray | Reel | Tray |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Supply Current Max | 48 mA | 48 mA | 48 mA |
| Duplex | Full-Duplex, Half-Duplex | Full-Duplex, Half-Duplex | Full-Duplex, Half-Duplex |
| Moisture Sensitive | Yes | - | Yes |
| Product Type | Ethernet ICs | Ethernet ICs | Ethernet ICs |
| Standard | 10BASE-T, 100BASE-T | 10BASE-T, 100BASE-T | 10BASE-T, 100BASE-T |
| Factory Pack Quantity | 260 | 1000 | 260 |
| Subcategory | Communication & Networking ICs | Communication & Networking ICs | Communication & Networking ICs |
| Supply Voltage Max | 3.465 V | 3.465 V | 3.465 V |
| Supply Voltage Min | 1.14 V | 1.14 V | 1.14 V |
| Height | - | - | 0.05 mm |
| Length | - | - | 8 mm |
| Width | - | - | 8 mm |
| Unit Weight | - | - | 0.007277 oz |