The CBM1001A-Q is a low-power, low-cost, Ethernet IC manufactured by Corebai Microelectronics. It's designed for 10/100 Mbps Ethernet applications and is compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3x and IEEE 802.3ab standards. The chip comes in a leadless QFP package, which is RoHS-compliant and meets all environmental safety standards. It features an integrated set of communication processor and physical layer (PHY) components, along with an independent management controller, an auto-negotiation module, and a dual-port memory buffering system. It also offers power saving, IPV4/IPV6 support, and headers for connecting external devices.