| PartNumber | KSZ8864CNXC | KSZ8864CNXC-TR | KSZ8864CNXCA |
| 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 4-Port 10/100 Two MACs MII/RMII |
| 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 | 2 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 | SPI, I2C | - |
| Operating Supply Voltage | 1.2 V | 3.3 V, 1.2 V | 1.2 V, 3.3 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 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 | - | - |
| 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-TX | 10BASE-T, 100BASE-TX | 10BASE-T, 100BASE-TX |
| Factory Pack Quantity | 260 | 1000 | 260 |
| Subcategory | Communication & Networking ICs | Communication & Networking ICs | Communication & Networking ICs |
| Supply Voltage Max | 1.26 V | 1.26 V | 1.25 V, 3.45 V |
| Supply Voltage Min | 1.14 V | 1.14 V | 1.15 V, 3.15 V |
| Pd Power Dissipation | - | 0.3 W | - |
| Unit Weight | - | - | 0.007277 oz |