# KSZ9131RNXI — Gigabit Ethernet PHY, RGMII (Microchip)

**Microchip KSZ9131RNXI** — 10/100/1000BASE-T Gigabit Ethernet PHY, RGMII MAC interface, industrial temp.

| | |
|---|---|
| **MPN** | KSZ9131RNXI |
| **Manufacturer** | Microchip |
| **Package** | VQFN-48, 7×7 mm, 0.5 mm pitch, EP |
| **KiCad footprint** | `KSZ9131RNXI:QFN50P700X700X90-49N` (SamacSys) |
| **3D** | `ksz9131rnxi.step` (manufacturer model from the SamacSys bundle) |
| **Datasheet** | https://www.microchip.com/en-us/product/ksz9131 |

## Symbol

Multi-unit KiCad symbol organized by function:

| Unit | Group | Pins |
|---|---|---|
| A | POWER / GROUND | 16 |
| B | 1000BASE-T MDI | 9 |
| C | RGMII / MAC | 12 |
| D | MANAGEMENT | 4 |
| E | CLOCK / LED / STRAPS | 5 |
| F | NO CONNECT | 3 |

Pins carry real electrical types (power_in, input, bidirectional, open_collector, no_connect).