LAN9512

www.DataSheet4U.com LAN9512/LAN9512i USB 2.0 Hub and 10/100 Ethernet Controller PRODUCT FEATURES Highlights „ „ Datasheet High-Performance 10/100 Ethernet Controller — — — — — — — — — — Fully compliant with IEEE802.3/802.3u Integrated Ethernet MAC and PHY 10BASE-T and 100BASE-TX support Full- and half-duplex support with flow control Preamble generation and removal Automatic 32-bit CRC generation and checking Automatic payload padding and pad removal Loop-back modes TCP/UDP checksum offload support Flexible address filtering modes – One 48-bit perfect address – 64 hash-filtered multicast addresses – Pass all multicast – Promiscuous mode – Inverse filtering – Pass all incoming with status report — Wakeup packet support — Integrated Ethernet PHY – Auto-negotiation, HP Auto-MDIX – Automatic polarity detection and correction – Energy Detect „ Two downstream ports, one upstream port — Two integrated downstream USB 2.0 PHYs — One integrated upstream USB 2.0 PHY „ „ „ „ Integrated 10/100 Ethernet MAC with full-duplex support Integrated 10/100 Ethernet PHY with HP Auto-MDIX Implements Reduced Power Operating Modes Minimized BOM Cost — Single 25 MHz crystal (Eliminates cost of separate crystals for USB and Ethernet) — Built-in Power-On-Reset (POR) circuit (Eliminates requirement for external passive or active reset) Target Applications „ „ „ „ „ „ Desktop PCs Notebook PCs Printers Game Consoles Embedded Systems Docking Stations Power and I/Os — — — — — Three PHY LEDs Eight ...