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Sales@anstek.com.tw

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產品介紹

10Base-T/100Base-TX物理層收發器
* Single-chip 10Base-T/100Base-TX IEEE 802.3 compliant Ethernet transceiver
* MII interface support (KSZ8081MNX)
* RMII v1.2 Interface support with a 50MHz reference clock output to MAC, and an option to input a 50MHz reference clock (KSZ8081RNB)
* Back-to-back mode support for a 100Mbps copper repeater
* MDC/MDIO management interface for PHY register configuration
* Programmable interrupt output
* LED outputs for link, activity, and speed status indication
* 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 linkup speed (10/100Mbps) and duplex (half/full)
* Power-down and power-saving modes
* LinkMD® TDR-based cable diagnostics to identify 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 3.3V
* Built-in 1.2V regulator for core
* Available in 32-pin (5mm x 5mm) QFN package