ADVISORY, Nov. 8, 2007 (GLOBE NEWSWIRE) --

 What:
 Keith Jackson, President and Chief Executive Officer of ON
 Semiconductor Corporation (ONNN), will preside over the opening
 bell. Also attending will be Executive Vice President and CFO
 Donald Colvin, Executive Vice President Worldwide Sales & Marketing
 Bob Mahoney, and Executive Vice President and COO John Nelson.

 Where:
 NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

 When:
 Friday, November 9, 2007 at 9:30 a.m. ET

 Contacts:
 Ken Rizvi
 Investor Relations
 (602) 244-5374; ken.rizvi@onsemi.com

 Anne Spitza
 Media Relations
 602-622-5852

 NASDAQ MarketSite:
 Jolene Libretto; 646.441.5220; mobile - 347.219.9539
 Jolene.Libretto@NASDAQ.com

Feed Information:

The opening bell is available from 9:20 a.m. to 9:35 a.m. on Galaxy 26 - uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can also be found on Waterfront fiber 1623. If you have any questions, please contact Jolene Libretto at (646) 441-5220.

Radio Feed:

An audio transmission of the opening bell is also available from 9:20 a.m. to 9:35 a.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can be found on Waterfront fiber 1623 as well.

Webcast:

A live webcast of the NASDAQ Opening Bell will be available at: http://www.nasdaq.com/reference/marketsite_about.stm.

Photos:

To obtain a hi-resolution photograph of the Market Open, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market open of your choice.

About ON Semiconductor Corporation (ONNN):

With its global logistics network and strong portfolio of power semiconductor devices, ON Semiconductor (Nasdaq:ONNN) is a preferred supplier of power solutions to engineers, purchasing professionals, distributors and contract manufacturers in the power supply, computer, consumer, portable/wireless, automotive and industrial markets. For more information, please visit ON Semiconductor's website at http://www.onsemi.com.