The KSZ8041 is a single supply 10Base-T/100Base-TX Physical Layer Transceiver, which provides MII/RMII/SMII interfaces to transmit and receive data.
Single-chip 10Base-T/100Base-TX physical layer solution Low power Power consumption of <180mW Power down and power saving modes Built-in 1.8V regulator for core Single power supply (3.3V) HP auto MDI/MDI-X for reliable detection and correction for straight-through and crossover cables with disable and enable option Robust operation over standard cables MII interface support (KSZ8041NL only) RMII Interface Support External 50MHz system clock (KSZ8041NL or KSZ8041TL/FTL) 25MHz crystal/clock input and 50MHz reference clock output to MAC (KSZ8041RNL) SMII Interface Support External 125MHz system clock and 12.5MHz sync clock from MAC (KSZ8041TL/FTL only) Fiber support 100Base-FX (KSZ8041FTL only) MIIM (MDC/MDIO) management bus to 6.25MHz for rapid PHY register configuration Interrupt pin option
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