IEC 60679-4-1:1998 PDF

Name: IEC 60679-4-1:1998 — Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification - Capability approval
SKU: IEC 60679-4-1:1998
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Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification - Capability approval

Название (английский):

IEC 60679-4-1:1998

Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification - Capability approval

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 23
Дата публикации:: 19 февраля 1998 г.
Издание:: IEC IS 60679 edition 1 version 1
ICS:: 31.140

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Описание (английский):

IEC 60679-4-1:1998 is a supplementary document to the sectional specification and contains requirements for the minimum content of detail specifications. Applies to quartz crystal controlled oscillators as custom built products or as standard catalogue items and whose quality is assessed on the basis of capability approval.

Abstract

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Overview

IEC 60679-4-1:1998 defines the standard for quartz crystal controlled oscillators of assessed quality, focusing specifically on blank detail specifications under the capability approval framework. This standard is a supplementary document to the sectional specification (IEC 60679-4) and sets the minimum requirements for detail specifications of quartz oscillators-custom built or catalog standard items-that undergo quality assessment through capability approval.

Developed by the International Electrotechnical Commission (IEC) Technical Committee 49, this standard facilitates international harmonization in defining performance and quality criteria for quartz oscillators especially used in precision electronic applications requiring frequency control and selection.

Key Topics

Scope and Application: Applies to quartz crystal oscillators assessed by capability approval, ensuring consistent quality verification whether devices are custom designed or standard parts.

Minimum Content Requirements: Mandates essential information for detail specifications such as:

Operating temperature range
Climatic category
Mechanical test severities
Nominal output frequency or frequency range
Reference temperature and frequency tolerance
Input and output electrical conditions (voltage, current, power, load, waveform)
Aging characteristics and reliability criteria
Additional parameters for voltage-controlled (VCXO) and oven-controlled (OCXO) oscillators, including control voltage, linearity, frequency sensitivity, and enclosure power requirements

Identification and Documentation: Recommends standardized front-page layouts for blank detail specifications, facilitating clear identification of specifications by:

National standardization authority and availability
IEC Quality Assessment System (IECQ) specification numbers
Generic and sectional specification references
Descriptions of oscillator types and construction methods
Outline drawings with key dimensions aligned with interchangeability criteria of IEC 60679-3

Quality Assurance Framework: Complements IEC 60679-1 (Generic Specification) and IEC 60679-4 (Sectional Specification) to provide a comprehensive multi-tier approach to defining, approving, and certifying quartz oscillators.

Applications

IEC 60679-4-1 is essential for manufacturers, testers, and quality assurance professionals involved in:

Designing and producing quartz crystal oscillators for telecommunications, aerospace, instrumentation, and precision timing devices.

Developing customized oscillator products requiring clearly defined performance benchmarks and documented approval under international quality systems.

Implementing capability approval processes to ensure products meet minimal technical and environmental standards before entering the market.

Facilitating global trade by harmonizing specifications and quality requirements, thereby reducing technical barriers.

The standard supports users in selecting components that meet stringent quality assurance criteria, enhancing reliability and performance consistency in critical frequency control applications.

Related Standards

Key documents to reference alongside IEC 60679-4-1 include:

IEC 60679-1: Quartz Crystal Controlled Oscillators of Assessed Quality – Part 1: Generic Specification Provides the foundational framework for quality-assessed quartz oscillators covering generic performance and test methods.

IEC 60679-4: Quartz Crystal Controlled Oscillators of Assessed Quality – Part 4: Sectional Specification – Capability Approval Specifies sectional approval requirements supporting this blank detail specification.

IEC 60679-5 and IEC 60679-5-1 Define qualification approval requirements and blank detail specifications for qualification approval, further extending quality assurance processes.

IEC 60679-3: Quartz Crystal Controlled Oscillators – Outline Drawings and Interchangeability Specifies mechanical and dimensional standards necessary for component interchangeability.

IEC 60050, IEC 60027, IEC 60417, IEC 60617 Provide standardized terminology, letter symbols, and graphical symbols referenced within documentation for clarity and uniformity.

By adhering to IEC 60679-4-1, companies can establish a robust quality framework that promotes international acceptance and ease of integration for quartz crystal controlled oscillators used in a vast range of electronic and electrical systems.

IEC 60679-4-1:1998 PDF

Abstract

Похожие стандарты

Overview

Key Topics

Applications

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