KS8995E Micrel Features Ordering Information • 5-port 10/100 integrated switch with physical layer transceivers • 128k Byte of SRAM on chip for frame buffering • 1.4Gbps high performance memory bandwidth • 10BaseT, 100BaseTX and 100BaseFX modes of operation • Superior analog technology for reduced power and die size • Supports port based VLAN • QoS feature! Supports DiffServ priority, 802.1p based priority or port-based priority • Support for UTP or fiber installations • Indicators for link, activity, full/half-duplex and speed • Unmanaged operation via strapping or EEPROM at system reset time • Hardware based 10/100, full/half, flow control and autonegotiation • Individual port forced modes (full-duplex, 100BaseTX) when auto-negotiation is disabled • Wire speed reception and transmission • Integrated address look-up engine, supports 1K absolute MAC addresses • Automatic address learning, address aging and address migration • Broadcast storm protection • Full duplex IEEE 802.3x flow control • Half duplex back pressure flow control • Comprehensive LED support • External MAC interface (MII or SNI) for router applications • Supports MDI/MDI-X auto crossover • Single 2.5V power supply • 700mA (1.75W) including physical transmit drivers • Commercial temperature range: 0°C to +70°C • Available in 128-pin PQFP package KS8995E Part Number KS8995E 2 Temperature Range Package 0°C to +70°C 128-Pin PQFP August 2003