• Designed to the IEEE 802.3-2002 specification • Operates at 10, 100, and 1,000 Mb/s • Supports tri-mode auto-negotiation • Receive address filter (5 address entries) • Fully monolithic 1000Base-X solution with RocketIO GTP transceivers • Supports multiple external PHY connections (RGMII, GMII, etc.) interfaces through soft logic and SelectIO resources • Supports connection to external PHY device through SGMII using soft logic and RocketIO GTP transceivers • Receive and transmit statistics available through separate interface • Separate host and client interfaces • Support for jumbo frames • Support for VLAN • Flexible, user-configurable host interface • Supports IEEE 802.3ah-2004 unidirectional mode • 25 x 18 two’s complement multiplication • Optional pipeline stages for enhanced performance • Optional 48-bit accumulator for multiply accumulate (MACC) operation with optional accumulator cascade to 96-bits • Integrated adder for complex-multiply or multiply-add operation • Optional bitwise logical operation modes • Independent C registers per slice • Fully cascadable in a DSP column without external routing resources • On-Chip temperature measurement (±4°C) • On-Chip power supply measurement (±1%) • Easy to use, self-contained − No design required for basic operation − Autonomous monitoring of all on-chip sensors − User programmable alarm thresholds for on-chip