process change notice #1011011a ____________________________________________________________________________________________________ w7206f 1 process change notice form rev z 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 p rinted or ele ctronically saved. pg 1 user registration register today to create your account on silabs.com. your personalized profile allows you to receive technical document updates, new product announcements, ho w - to and design documents, product change notices (pcn) and other valuable content available only to registered users . http://www.silabs.com/profile pcn date : 01nov 10 effective date: 01nov 10 title: si4430/31 /32 - b1 datasheet revision 1.1 originator: johnny tan phone: +65.6511.6424 dept: supplier quality customer contact: kathy haggar phone: + 1.512.532.5261 dept: inside sales pcn type: assembly discontinuance package test datasheet fabrication product revision packi ng labeling location other last order date: n/a pcn details description of change: silicon labs is pleased to announce rev 1.1 of the si44 3x - b1 datasheet. the datasheet has been updated with the following items: ? updated pin 6, ant1 to ant ? changed error in tx datarate formula, "3.5.7. tx data rate generator" on page 31 ? updated "6.1. rx and tx fifos" on page 41 regarding the operation at the end of tx fi fo mode ? updated descripti on of general purpos e adc, "8.3 general purpose adc" on page 52 ? added paragraph to "8.6. wake - up timer and 32 khz clock source" on page 56 for how 32 khz xtal accuracy is determined ? added paragraph to "8.8. gpio configuration" on page 59 to desc ribe how to control the ant pin ? deleted 100 ppm 32 khz xtal accuracy specification ? added new sp ecification for 32k rc start - up ? updated 32 khz rc accuracy ? updated preambl e pattern to 010101 from 101010 ? deleted app notes which are not published ? deleted tape and re e l quantity reason for c hange: u pdate the datasheet per description of change above to im prove descriptions and accuracy impact on form, fit, function, quality, reliability: there is no impact on form, fit, function, quality or reliability
process change notice #1011011a ____________________________________________________________________________________________________ w7206f 1 process change notice form rev z 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 p rinted or ele ctronically saved. pg 2 product identification: this pcn applies to devices using the following ordering part numbers: affected ordering part numbers si4431 - b1 - fm si4432 - b1 - zm1 si4431 - b1 - zm1 si4432 - b1 - zm2 si4431 - b1 - zm2 si4430 - b1 - fm si4432 - b1 - fm note: affect ed part numbers also include tape and reel equivalents (r suffix) last date of unchanged p roduct: n/a qualification samples: n/a qualification data: n/a please contact your local silicon laboratories sales representative to request the datasheet. a list of silicon laboratories sales representatives is available at www.silabs.com .
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