10BASE-T/100BASE-TX Physical Layer Transceiver
KSZ8091MNX/RNB
10BASE-T/100BASE-TX Physical Layer Transceiver
Features
• Single-Chip 10BASE-T/100BASE-TX IEEE 802.3 Com...
Description
KSZ8091MNX/RNB
10BASE-T/100BASE-TX Physical Layer Transceiver
Features
Single-Chip 10BASE-T/100BASE-TX IEEE 802.3 Compliant Ethernet Transceiver
MII Interface Support (KSZ8091MNX)
RMII v1.2 interface support with a 50 MHz reference clock output to MAC, and an option to input a 50 MHz reference clock (KSZ8091RNB)
Back-to-Back Mode Support for a 100 Mbps Copper Repeater
MDC/MDIO Management Interface for PHY Register Configuration
Programmable Interrupt Output
LED Outputs for Link and Activity Status Indication, plus speed indication for KSZ8091RNB
On-Chip Termination Resistors for the Differential Pairs
Baseline Wander Correction
HP Auto MDI/MDI-X to Reliably Detect and Correct Straight-Through and Crossover Cable Connections with Disable and Enable Option
Auto-Negotiation to Automatically Select the Highest Link-Up Speed (10/100 Mbps) and Duplex (Half/Full)
Energy Efficient Ethernet (EEE) Support with Low-Power Idle (LPI) Mode and Clock Stoppage (MII Version Only) for 100BASE-TX and Transmit Amplitude Reduction with 10BASE-Te Option
Wake-on-LAN (WOL) Support with Either Magic Packet, Link Status Change, or Robust CustomPacket Detection
HBM ESD Rating (6 kV)
Power-Down and Power-Saving Modes LinkMD® TDR-Based Cable Diagnostics to Iden-
tify Faulty Copper Cabling
Parametric NAND Tree Support for Fault Detection Between Chip I/Os and the Board
Loopback Modes for Diagnostics
Single 3.3V Power Supply with VDD I/O Options for 1.8V, 2.5V, or 3.3...
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