This post explains for the semiconductor AR8031.
The Part Number is AR8031.
The function of this semiconductor is Integrated 10/100/1000 Mbps Ethernet Transceiver.
Manufacturers : Atheros Communications
Preview images :
Data Sheet August 2011 Version 1.1 AR8031 Integrated 10/100/1000 Mbps Ethernet Transceiver General Description The AR8031 is part of the Arctic family of devices — which includes the AR8031, AR8033, and AR8035. The AR8031 is Atheros’ 4th generation, single port, 10/100/1000 Mbps, Trispeed Ethernet PHY. It supports both RGMII and SGMII interfaces to the MAC. The AR8031 provides a low power, low BOM (Bill of Materials) cost solution for comprehensive applications including enterprise, carrier and home networks such as CPE, home gateway, enterprise switch, carrier switch/router, mobile base station and base station controller, optical module and media converter, industry automation and measurement. The AR8031 integrates Atheros Green ETHOS® power saving technologies and significantly saves power not only during the work time, but also overtime. Atheros Green ETHOS® power savings include ultra-low power in cable unplugged mode or port power down mode, and automatic optimized power s […]