Featuring IEEE 1588-2008 Precision Time-stamp Protocol standard for clock accuracy in sub-nanosecond range, Models LAN9353, LAN9354, and LAN9355 offload both synchronization and communications processing from host CPU. Three-port, 10/100 Industrial Ethernet Switches offer Transparent Clocking, Energy Efficient Ethernet, and Wake On LAN. In addition to digital I/O, switches support MII, RMII, SMI, Turbo MII, I2C™, and SPI/SQI™ communication interfaces.