ECA EIA-476-B-1998 Date Code Marking (Partial Revision of EIA-476-A).pdf
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1、- STD-EIA 476-B-ENGL 1998 3234b00 Ob04083 589 = EIA STANDARD Date Code Marking EIA-476-B (Partial Revision of EIA476-A) JLV 1998 ELECTRONIC INDUSTRIES ALLIANCE ENGINEERING DEPARTMENT Electronic Industries Alliance NOTICE ELA Engineering Standards and Publications are designed to serve the public int
2、erest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for his particular need. Existence of such Standards and Publica
3、tions shall not in any respect preclude any member or nonmember of ETA from manufacturing or selling products not conforming to such Standards and Publications, nor shaii the existence of such Standards and Publications preclude their voluntary use by those other than ETA members, whether the standa
4、rd is to be used either domestidy or internationally. Standards and Publications are adopted by EIA in accordance with the American National Standards Institute (ANSI) patent policy. By such action, ETA does not assume any liability to any patent owner, nor does it assume any obligation whatever to
5、parties adopting-the Standard or Publication. This ELA Standard is considered to have International Standardization implication, but the International E3ectrotechnia.l Commission activity has not progressed to the point where a valid comparison between the EIA Standard and the IEC document can be ma
6、de. This Standard does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this Standard to establish appropriate safety and health practices and to determine the applicability of regulatory limitations
7、 before its use. (From Project Number 3996, foxmuiated under the cognizance of the EM Data Modeling Committee.) hblished by ELECTRONIC INDUSTRIES ALLIANCE 1998 Engineering Department 2500 Wilson Boulevard Arlington, VA 22201 PRICE: Please refer to the current Catalog of EU, JEDEC, and TIA STANDARDS
8、and ENGINEERING PUBLICATIONS or call Global Engineering Documents, USA and Canada (1-800-8547179) International (303-397-7956) All rights reserved Printed in U.S.A. STDoEIA 41ib-B-ENGL 1998 = 3234b00 Ob04085 351 = EIA-476-B Page I DATE CODE MARKING (From EIA Standards Proposal No. 3996 formulated un
9、der the cognizance of the Data Modeling Committee.) INTRODUCTION This standard was formulated for the purpose of describing an easily understood coding system, which has been sponsored and operated by the Electronic Industries Association (EIA) since 1945 for the identification of the manufacturing
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