KSZ9031MNXIA Ethernet ICs Microchip Technology / Micrel original in stock

• Single-Chip 10/100/1000 Mbps Ethernet Transceiver Suitable for IEEE 802.3 Applications

• GMII/MII Standard Interface 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

• 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

• Programmable LED Outputs for Link, Activity, and Speed

• Baseline Wander Correction

• LinkMD TDR-based Cable Diagnostic to Identify Faulty Copper Cabling

• Parametric NAND Tree Support to Detect Faults Between Chip I/Os and Board

• Loopback Modes for Diagnostics

• Automatic MDI/MDI-X Crossover to Detect and Correct Pair Swap at All Speeds of Operation

• Automatic Detection and Correction of Pair Swaps, Pair Skew, and Pair Polarity

• MDC/MDIO Management Interface for PHY Register Configuration

• Interrupt Pin Option

• Power-Down and Power-Saving Modes

• Operating Voltages - Core (DVDDL, AVDDL, AVDDL_PLL): 1.2V (External FET or Regulator) - VDD I/O (DVDDH): 3.3V, 2.5V, or 1.8V - Transceiver (AVDDH): 3.3V or 2.5V (Commercial Temp.)

• 64-pin QFN (8 mm × 8 mm) Packag

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