| Part Number | KSZ9021RN | KSZ9031RN |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Category | Interface - Drivers, Receivers, Transceivers | Interface - Drivers, Receivers, Transceivers |
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| Product Status | Active | Obsolete |
| Type | Transceiver | Transceiver |
| Protocol | Gigabit Ethernet | Ethernet |
| Number of Drivers/Receivers | 8/8 | 4/4 |
| Duplex | Full | Full |
| Receiver Hysteresis | - | - |
| Data Rate | - | - |
| Voltage - Supply | 3.135V ~ 3.465V | 1.8V, 2.5V, 3.3V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad |
| Supplier Device Package | 48-QFN (7x7) | 48-QFN (7x7) |