The DM9119 is a single-chip Gigabit Ethernet Transceiver, which is compliant with IEEE 802.3 Media Access Controller, and IEEE 802.3u 1000BASE-T/100BASE-TX/10BASE-T. It also supports IEEE 802.3az, Energy Efficient Ethernet (EEE). The DM9119 supports the Gigabit Media Independent Interface (GMII) and Reduced Gigabit Media Independent Interface (RGMII) to the MAC controller.