March 22, 2011

TOKYO, Japan, March 22, 2011 — Renesas Electronics Corporation (TSE: 6723) has announced the impact of the earthquake in northern Japan on March 11, on Renesas Electronics Group (“the Group”) manufacturing sites and its response to the planned blackouts. The Group intends to add details of the impact from the earthquake to its financials when confirmed information is available.

[Status of Renesas Electronics Group's factories (as of March 22, 2011, 12:00 p.m)]

Factory City/ Prefecture Operational Status and Status of Electric Power Supply Status of the investigation
1 Renesas Northern Japan Semiconductor, Inc., Tsugaru Factory (Front-end line) Goshogawara-shi, Aomori Restarted part of its manufacturing Restarted part of its manufacturing from March 20 with limited production capacity
2 Renesas Yamagata Semiconductor Co., Ltd., Tsuruoka Factory (Front-end line) Tsuruoka-shi, Yamagata Restarted part of its manufacturing Restarted part of its manufacturing from March 22 with limited production capacity
3 Renesas Electronics Corporation, Naka Factory (Front-end line) Hitachinaka-shi, Ibaraki Temporarily shutting production Part of its electricity supply restored (for lightings, etc). Currently assessing the status of inside the clean room at the 300mm wafer fabrication line
4 Renesas Electronics Corporation, Takasaki Factory (Front-end line) Takasaki-shi, Gunma Preparing to begin startup procedures to restart its manufacturing Plan to begin startup procedures to restart its manufacturing after the planned blackout is terminated
5 Renesas Electronics Corporation, Kofu Factory (Front-end line) Kai-shi, Yamanashi Preparing to begin startup procedures to restart its manufacturing Plan to begin startup procedures to restart its manufacturing after the planned blackout is terminated
6 Renesas High Components, Inc. (Back-end line) Tsuruta-cho, Aomori Restarted its manufacturing Restarted its manufacturing from March 19 during the time when there is no planned blackout being implemented
7 Renesas Northern Japan Semiconductor, Inc., Yonezawa Factory (Back-end line) Yonezawa-shi, Yamagata Restarted its manufacturing Restarted its manufacturing from March 19 during the time when there is no planned blackout being implemented
8 Renesas Eastern Japan Semiconductor, Tokyo Device Division (Back-end line) Oume-shi, Tokyo Restarted part of its manufacturing Restarted part of its manufacturing during the time when there is no planned blackout being implemented

The content in the press release, including, but not limited to, product prices and specifications, is based on the information as of the date indicated on the document, but may be subject to change without prior notice.