Magnachip to Supply AMOLED Display Driver ICs for Microsoft Windows-Based Smartphones

SEOUL, South Korea and CUPERTINO, Calif., Dec. 19, 2011 – MagnaChip Semiconductor Corporation (“MagnaChip”) (NYSE: MX), an Asia-based foundry, designer and manufacturer of analog and mixed-signal semiconductor products, announced that it will begin supplying display driver ICs to be used in the AMOLED display panels for multiple Microsoft Windows-based smartphones.

MagnaChip’s display driver ICs will be used in AMOLED panels that support WVGA (480X800) level resolution and 16M (24bit) colors. The product features MIPI DSI (Mobile Industry Processor Interface Display Serial Interface) high-speed serial interface technology designed specifically for smartphone applications. The display driver ICs will also include ACL (Automatic Current Limit) which significantly improves performance and power consumption efficiency.

T.Y. Hwang, President and General Manager of MagnaChip’s Display Solutions Division, commented, “Display driver ICs have grown as a percent of our total design-win portfolio from one percent in 2010 to ten percent in 2011. Supplying AMOLED display driver ICs allows us to strengthen and expand our strategic partnerships with top tier global smartphone manufacturers, as we continue our focused research and development efforts in this area.”

About MagnaChip Semiconductor

Headquartered in South Korea, MagnaChip Semiconductor is a Korea-based designer and manufacturer of analog and mixed-signal semiconductor products for high volume consumer applications. MagnaChip Semiconductor has one of the broadest and deepest range of analog and mixed-signal semiconductor platforms in the industry, supported by its 30-year operating history, a large portfolio of registered and pending patents, and extensive engineering and manufacturing process expertise. For more information, please visit www.magnachip.com.

CONTACTS:

In the United States:
Robert Pursel
Director of Investor Relations
Tel. 408-625-1262
robert.pursel@magnachip.com

In Korea:
Chankeun Park
Senior Manager, Public Relations
Tel. +82-2-6903-3195
chankeun.park@magnachip.com