General Description

The KSZ9031RNX is a completely integrated triple-speed (10BASE-T/100BASE-TX/1000BASE-T) Ethernet physical layer transceiver for transmission and reception of data on standard CAT-5 unshielded twisted pair (UTP) cable.

Features

• Single-Chip 10/100/1000 Mbps Ethernet Transceiver

Suitable for IEEE 802.3 Applications

• RGMII Timing Supports On-Chip Delay According

to RGMII Version 2.0, with Programming Options

for External Delay and Making Adjustments and

Corrections to TX and RX Timing Paths

• RGMII with 3.3V/2.5V/1.8V Tolerant I/Os

• Auto-Negotiation to Automatically Select the

Highest Link-Up Speed (10/100/1000 Mbps) and

Duplex (Half/Full)

• On-Chip Termination Resistors for the Differential

Pairs

• On-Chip LDO Controller to Support Single 3.3V

Supply Operation – Requires Only One External

FET to Generate 1.2V for the Core

• Jumbo Frame Support up to 16 KB

• 125 MHz Reference Clock Output

• Energy Detect Power-Down Mode for Reduced

Power Consumption When the Cable is Not

Attached

• Wake-On-LAN (WOL) Support with Robust

Custom-Packet Detection

• AEC-Q100 Qualified for Automotive Applications

(KSZ9031RNXUA, KSZ9031RNXVA) (Continue ...)

Target Applications

• Laser/Network Printer

• Network Attached Storage (NAS)

• Network Server

• Gigabit LAN on Motherboard (GLOM)

• Broadband Gateway

• Gigabit SOHO/SMB Router

• IPTV

• IP Set-Top Box

• Game Console

• Triple-Play (Data, Voice, Video) Media Center

• Media Converter