DP83864

DP83864 Quad GigPHYTER™ 10/100/1000 Ethernet Physical Layer ADVANCED INFORMATION September 2003 DP83864 Quad GigPHYTER™ 10/100/1000 Ethernet Physical Layer General Description Features The DP83864 is an extremely efficient full featured Quad ■ IEEE compliant 10BASE-T,100BASE-TX, 1000BASE-T Physical Layer transceiver with integrated PMD sublayers ■ Adaptive equalization and Baseline Wander comp. to support 10BASE-T, 100BASE-TX and 1000BASE-T ■ IEEE 802.3u Auto-Negotiation and Parallel Detection Ethernet protocols. – Fully auto-negotiates between 1000 Mb/s, 100 Mb/s, The DP83864 contains four integrated ultra low power and 10 Mb/s full duplex and half duplex devices Gigabit Physical layers. It uses advanced 0.18 µm, 1.8 V ■ 2.5 V/3.3 V MAC interfaces: CMOS technology, fabricated at National’s South Portland, Maine facilities. – IEEE 802.3u MII with programmable bus ordering – IEEE 802.3z GMII with programmable bus ordering The DP83864 is designed for easy implementation of 10/100/1000 Mb/s Ethernet LANs. Each port interfaces – Reduced GMII (RGMII) ver. 1.3 directly to Twisted Pair media via an external transformer. – Serial GMII (SGMII) This device interfaces directly to the MAC layer through the ■ LED support (Link10, Link100, Link1000, Activity and IEEE 802.3u Standard Media Independent Interface (MII) Duplex indicators); Direct drive LED’s thru management or the IEEE 802.3z Gigabit Media Independent Interface (GMII). It also supports the reduced pin count RGMII (12 ■ User ...