Description: Supports Hardwired TCP/IP Protocols : TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE Supports 8 independent sockets simultaneously Supports Power off mode Supports Wake on LAN over UDP Supports High Speed Serial Peripheral Interface(SPI MODE 0, 3) Internal 32Kbytes Memory for TX/RX Buffers 10BaseT/100BaseTX Ethernet PHY embedded Supports Auto Negotiation (Full and half duplex, 10 and 100-based) Not supports IP Fragmentation 3.3V operation with 5V I/O signal tolerance LED outputs (Full/Half duplex, Link, Speed, Active) 48 Pin LQFP Lead-Free Package (7x7mm, 0.5mm pitch) Specifications: Main Chip: W5500 Supports both 3.3V & 5V. Hardwired TCP/IP Protocols: TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE 10BaseT/100BaseTX Ethernet PHY embedded Supports automatic response (full duplex / half duplex mode) SPI interface (SPI MODE 0, 3),convenient connection with MCU Size: 55mm x 28mm Package includes: 2 x W5500 Ethernet LAN Network Module