Overview

The Atheros AR8021 is the industry’s smallest, single-port Gigabit Ethernet (GbE) PHY device. This highly integrated design offers a reduction of more than 60 percent in package size compared to competing solutions and features the industry’s smallest footprint in a 48-pin QFN package (6mm x 6mm). This industry-leading GbE PHY footprint results in the lowest bill-of-materials (BOM) cost on the market, significantly reducing price barriers to widespread adoption
of GbE PHY technology in a wide range of computing and networking applications. Atheros brings the company’s unmatched analog and mixed signal design expertise, to the GbE PHY market to achieve significant technical advantages.

Features:

• 10/100/1000 Mbps triple-speed transceiver with an RGMII interface
• Low power mode that leverages internal DSP power-saving schemes
• Easy-to-use Cable Diagnostic Test