Bulletin #1309172 ____________________________________________________________________________________________________ User Registration Register today to create your account on Silabs.com. Your personalized profile allows you to receive technical document updates, new product announcements, “how-to” and design documents, product change notices (PCN) and other valuable content available only to registered users. http://www.silabs.com/profile Bulletin Date: Title: Originator: Customer Contact: 9/17/2013 Bulletin Effective Date: 9/17/2013 Notice of improved LVDS Rise/Fall Time Specification for Si5338/34/35/30 Products Len Staller Phone: 512-532-5235 Dept: Marketing Kathy Haggar Phone: 512-532-5261 Dept: Sales Bulletin Details Description: Silicon Labs is pleased to announce the Si5338/34/35/30 any-frequency, any-output clock generator can support an improved rise/fall time specification as follows: Spec: Rise/Fall Time Datasheet symbol: tR/tF Test Condition: 20%-80%, LVDS (1.8, 2.5, 3.3V) Max : 330ps The datasheet currently specifies 450ps (max). This and other Rise/Fall Time specifications will be improved/added in a future datasheet release. All customers will be informed of the datasheet update via a PCN at that time. This product bulletin is not a PCN. If you have questions about this bulletin, please contact your Silicon Labs sales representatives. A list of Silicon Labs sales representatives is available at www.silabs.com. Reason: Extensive characterization and device history allow Silicon Labs to offer an improved rise/fall time specification to its customers. The product/die has not been revised or modified in any way. Product Identification: 1. All Clock Generator and Clock Buffer IC products with orderable part numbers (OPNs) beginning with the following prefixes are affected. Please see the datasheet’s ordering guide for complete information. OPN Examples OPN Prefix Tubes or Trays Ordering Option (non-Tape & Reel option) Tape & Reel Ordering Option (OPN ends in an “R” suffix) Si5338 Si5338X-A-GM Si5338X-Axxxxx-GM Si5338X-B -GM Si5338X-Bxxxxx-GM Si5338X-A-GMR Si5338X-Axxxxx-GMR Si5338X-B-GMR Si5338X-Bxxxxx-GMR Si5334 Si5334X-Axxxxx-GM Si5334X-Bxxxxx-GM Si5334X-Axxxxx-GMR Si5334X-Bxxxxx-GMR Si5335 Si5335X-Axxxxx-GM Si5335X-Bxxxxx-GM Si5335X-Axxxxx-GMR Si5335X-Bxxxxx-GMR Key: (1) X = device or functional grade; (2) xxxxx = NVM or customer specific code. Customer Actions Needed: No action required. Please contact Silicon Labs technical support for any questions regarding taking advantage of the improved specifications. W7206F2 Silicon Labs Bulletin rev D The information contained in this document is PROPRIETARY to Silicon Laboratories, Inc. and shall not be reproduced or used in part or whole without Silicon Laboratories’ written consent. The document is uncontrolled if printed or electronically saved. Pg 2