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Generic Reliability Assurance Requirements for Optoelectronic Devices Used in Telecommunications Equipment
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An SAIC Company
Generic Reliability Assurance
Requirements for Optoelectronic
Devices Used in Telecommunications
Equipment
A Module of RQGR, FR-796
Telcordia Technologies Generic Requirements
GR-468-CORE
Issue 2, September 2004
Comments Requested (See Preface)
Reliability Assurance for Optoelectronic Devices Issue 2
Copyright Page September 2004
GR-468-CORE
ii
Generic Reliability Assurance Requirements for Optoelectronic
Devices Used in Telecommunications Equipment
Prepared by Telcordia Technologies Professional Services
This document replaces GR-468-CORE, Issue 1, December 1998.
This document is a module of Reliability and Quality Generic Requirements (RQGR), FR-796.
Technical contact:
To obtain copies of this document, contact your company’s document coordinator or your
Telcordia account manager, or call 1.800.521.2673 (from the USA and Canada) or
+ 1.732.699.5800 (Worldwide), or visit our Web site at
http://telecom-info.telcordia.com. Telcordia employees should call
+ 1.732.699.5802.
Copyright © 1998, 2004 Telcordia Technologies, Inc. All rights reserved.
Trademark Acknowledgments
Telcordia is a registered trademark, NEBS is a trademark, and AXESS is a service mark of Telcordia Technologies,
Inc.
Osman Gebizlioglu
Telcordia
Phone: + 1.732.699.3378
E-mail: ogebizli@telcordia.com
Issue 2 Reliability Assurance for Optoelectronic Devices
September 2004 Generic Requirements Notice of Disclaimer
iii
GR-468-CORE
Generic Requirements Notice of Disclaimer
This Generic Requirements document (GR) is published by Telcordia Technologies
to inform the industry of the Telcordia view of proposed generic requirements on
Reliability Assurance for Optoelectronic Devices Used in Telecommunications
Equipment. The generic requirements contained herein are subject to review and
change, and superseding generic requirements regarding this subject may differ
from those in this document. Telcordia reserves the right to revise this document
for any reason (consistent with applicable provisions of the Telecommunications
Act of 1996 and applicable FCC rules).
TELCORDIA AND THE OTHER PARTICIPANTS IDENTIFIED IN THE PREFACE
MAKE NO REPRESENTATION OR WARRANTY, EXPRESSED OR IMPLIED, WITH
RESPECT TO THE SUFFICIENCY, ACCURACY, OR UTILITY OF ANY
INFORMATION OR OPINION CONTAINED HEREIN.
TELCORDIA AND OTHER PARTICIPANTS EXPRESSLY ADVISE THAT ANY USE
OF OR RELIANCE UPON SAID INFORMATION OR OPINION IS AT THE RISK OF
THE USER AND THAT NEITHER TELCORDIA NOR ANY OTHER PARTICIPANT
SHALL BE LIABLE FOR ANY DAMAGE OR INJURY INCURRED BY ANY PERSON
ARISING OUT OF THE SUFFICIENCY, ACCURACY, OR UTILITY OF ANY
INFORMATION OR OPINION CONTAINED HEREIN.
LOCAL CONDITIONS MAY GIVE RISE TO A NEED FOR ADDITIONAL
PROFESSIONAL INVESTIGATIONS, MODIFICATIONS, OR SAFEGUARDS TO
MEET SITE, EQUIPMENT, ENVIRONMENTAL SAFETY OR COMPANY-SPECIFIC
REQUIREMENTS. IN NO EVENT IS THIS INFORMATION INTENDED TO
REPLACE FEDERAL, STATE, LOCAL, OR OTHER APPLICABLE CODES, LAWS,
OR REGULATIONS. SPECIFIC APPLICATIONS WILL CONTAIN VARIABLES
UNKNOWN TO OR BEYOND THE CONTROL OF TELCORDIA. AS A RESULT,
TELCORDIA CANNOT WARRANT THAT THE APPLICATION OF THIS
INFORMATION WILL PRODUCE THE TECHNICAL RESULT OR SAFETY
ORIGINALLY INTENDED.
This GR is not to be construed as a suggestion to anyone to modify or change any
product or service, nor does this GR represent any commitment by anyone,
including but not limited to Telcordia or any participant in the development of this
Telcordia GR, to purchase, manufacture, or sell any product with the described
characteristics.
Readers are specifically advised that any entity may have needs, specifications, or
requirements different from the generic descriptions herein. Therefore, anyone
wishing to know any entity’s needs, specifications, or requirements should
communicate directly with that entity.
Nothing contained herein shall be construed as conferring by implication, estoppel,
or otherwise any license or right under any patent, whether or not the use of any
information herein necessarily employs an invention of any existing or later issued
patent.
Reliability Assurance for Optoelectronic Devices Issue 2
Generic Requirements Notice of Disclaimer September 2004
iv
GR-468-CORE
TELCORDIA DOES NOT HEREBY RECOMMEND, APPROVE, CERTIFY,
WARRANT, GUARANTEE, OR ENDORSE ANY PRODUCTS, PROCESSES, OR
SERVICES, AND NOTHING CONTAINED HEREIN IS INTENDED OR SHOULD BE
UNDERSTOOD AS ANY SUCH RECOMMENDATION, APPROVAL,
CERTIFICATION, WARRANTY, GUARANTY, OR ENDORSEMENT TO ANYONE.
For general information about this or any other Telcordia documents, please
contact:
Telcordia Technologies Customer Service
Piscataway, NJ 08854-4156
1.800.521.2673 (USA and Canada)
+ 1.732.699.5800 (Worldwide)
+ 1.732.336.2559 (FAX)
http://telecom-info.telcordia.com
Issue 2 Reliability Assurance for Optoelectronic Devices
September 2004 Contents
v
GR-468-CORE
Contents
1 Introduction
1.1 Scope and Purpose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1
1.2 Reliability Assurance - Overview and Philosophy . . . . . . . . . . . . . . . . 1–2
1.2.1 Overview of Reliability Assurance . . . . . . . . . . . . . . . . . . . . . . 1–2
1.2.2 Reliability Assurance Generic Requirements Philosophy . . . . . . . . . 1–3
1.3 Document History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–4
1.3.1 Changes Between Issues 1 and 2 of GR-468-CORE . . . . . . . . . . . . . 1–4
1.3.2 Changes Between TR-NWT-000468/TA-NWT-000983 and GR-468-CORE,
Issue 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–5
1.4 Related Telcordia Documents . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–6
1.5 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–7
1.5.1 Device Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–7
1.5.2 Suppliers, Manufacturers, and Customers . . . . . . . . . . . . . . . . . 1–11
1.5.3 Operating Environments . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–11
1.5.3.1 CO Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–12
1.5.3.2 UNC Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–12
1.5.4 Quality Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–13
1.5.5 Failure Rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–15
1.5.6 Requirements Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . 1–15
1.6 Requirement Labeling Conventions . . . . . . . . . . . . . . . . . . . . . . . . 1–16
1.6.1 Numbering of Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–16
1.6.2 Identification of Object Content . . . . . . . . . . . . . . . . . . . . . . . 1–16
1.6.3 Requirement Object Absolute Number Assignment . . . . . . . . . . . . 1–17
2 Reliability Assurance Processes
2.1 Supplier Approval and Device Qualification . . . . . . . . . . . . . . . . . . . 2–1
2.1.1 Specification and Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–2
2.1.2 Supplier Approval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–2
2.1.3 Common Process-Related Criteria for Device Qualification . . . . . . . 2–3
2.1.3.1 Qualification Test Documentation . . . . . . . . . . . . . . . . . . 2–3
2.1.3.2 Qualification of Devices by Similarity . . . . . . . . . . . . . . . . . 2–5
2.1.3.3 Levels of Assembly for Qualification . . . . . . . . . . . . . . . . . 2–5
2.1.3.4 Provisional Use of Devices . . . . . . . . . . . . . . . . . . . . . . . 2–6
2.1.3.5 Use of Supplier-Provided Data . . . . . . . . . . . . . . . . . . . . . 2–8
2.1.3.6 Treatment of Internally Manufactured Devices . . . . . . . . . . . 2–8
2.1.3.7 Sampling for Qualification Tests . . . . . . . . . . . . . . . . . . . 2–9
2.1.3.7.1 LTPD Sampling Plan . . . . . . . . . . . . . . . . . . . . . . . 2–9
2.1.3.7.2 Use of Nonconforming Devices for Qualification . . . . . . . 2–10
2.1.3.7.3 Treatment of Low Volume Parts . . . . . . . . . . . . . . . . 2–11
2.1.3.7.4 Characterization Test Data for Additional Samples . . . . . . 2–11
2.1.3.7.5 Additional Considerations for Stress Tests . . . . . . . . . . 2–11
2.1.3.8 Device Codes that Fail Qualification . . . . . . . . . . . . . . . . . 2–12
2.1.4 Requalification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–13
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