
Microchip Technology
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