PRODUCT / PROCESS CHANGE NOTIFICATION Product - Change Information PCN Number : 10279 Customer Name: All Date: 9/28/2012 Customer Part Number: M1254 Series Crystals, including M1254Sxxx Custom Part Numbers Product Type (Model): 2.5 x 4.0 mm Leadless Ceramic Surface Mount Crystals Detailed Description of Changes: The M1254 series leadless ceramic surface mount crystals will no longer be available. Reason for Changes: Production of this product family is being discontinued because of low activity. This product family is not commonly used in the industry. We recommend customers consider the M1325 series (3.2 x 5.0 mm) or the M1253 series (2.5 x 3.2 mm) as possible alternatives. Anticipated Impact on Quality and Reliability: Not Applicable Qualification Plan: Not Applicable Projected Timing of Change and Implementation Date: MtronPTI Approval Last Buy Date: 12/15/2012 Last Delivery Date: 7/15/2013 Originated By: D. C. Olson Date: 9/26/2012 Product Engineering: D. C. Olson Date: 9/26/2012 Application Engineering: Levi Olson Date: 9/26/2012 Sales Designate: Dick Thompson Date: 9/26/2012 Operations: Janelle Munkvold Date: 9/26/2012 Quality Assurance: JKocak Date: 9/26/2012 Customer Acknowledgment: Customer If MtronPTI does not receive acknowledgement within 30 days of this notice it will be assumed that this change has been accepted by the customer. Signature: Title: Date: Customer Comments: Please return signed document to: MtronPTI, 1703 E Hwy 50, Yankton, SD, 57078 or email to [email protected] MT461M