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SLOVENSKI STANDARD
01-april-2022
Nadomešča:
SIST EN 60958-1:2008
SIST EN 60958-1:2008/A1:2014
Digitalni zvokovni vmesnik - 1. del: Splošno (IEC 60958-1:2021)
Digital audio interface - Part 1: General (IEC 60958-1:2021)
Digitalton-Schnittstelle - Teil 1: Allgemeines (IEC 60958-1:2021)
Interface audionumérique - Partie 1: Généralités (IEC 60958-1:2021)
Ta slovenski standard je istoveten z: EN IEC 60958-1:2021
ICS:
33.160.30 Avdio sistemi Audio systems
35.200 Vmesniška in povezovalna Interface and interconnection
oprema equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN IEC 60958-1
NORME EUROPÉENNE
EUROPÄISCHE NORM
October 2021
ICS 33.160.01 Supersedes EN 60958-1:2008 and all of its amendments
and corrigenda (if any)
English Version
Digital audio interface - Part 1: General
(IEC 60958-1:2021)
Interface audionumérique - Partie 1: Généralités Digitalton-Schnittstelle - Teil 1: Allgemeines
(IEC 60958-1:2021) (IEC 60958-1:2021)
This European Standard was approved by CENELEC on 2021-10-06. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60958-1:2021 E
European foreword
The text of document 100/3544/CDV, future edition 4 of IEC 60958-1, prepared by IEC/TC 100 “Audio,
video and multimedia systems and equipment” was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN IEC 60958-1:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022–07–06
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2024–10–06
document have to be withdrawn
This document supersedes EN 60958-1:2008 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 60958-1:2021 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 60793-2 NOTE Harmonized as EN IEC 60793-2
IEC 60794-2 NOTE Harmonized as EN 60794-2
IEC 60874-1 (series) NOTE Harmonized as EN 60874-1 (series)
IEC 61883-6:2014 NOTE Harmonized as EN 61883-6:2014 (not modified)
IEC 62105:1999 NOTE Harmonized as EN 62105:2002 (not modified)
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where an International Publication has been modified by common modifications, indicated by (mod), the
relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available
here: www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 60268-11 1987 Sound system equipment - Part 11: HD 483.11 S3 1993
Application of connectors for the
interconnection of sound system
components
IEC 60958-3 - Digital audio interface - Part 3: Consumer - -
applications
IEC 60958-4 series Digital audio interface - Part 4–1: EN 60958-4 series
Professional applications
IEC 60958-5 - Digital audio interface - Part 5: Consumer EN IEC 60958-5 -
application enhancement
IEC 60958-1
Edition 4.0 2021-09
INTERNATIONAL
STANDARD
Digital audio interface –
Part 1: General
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 33.160.01 ISBN 978-2-8322-1017-0
– 2 – IEC 60958-1:2021 © IEC 2021
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references. 6
3 Terms and definitions . 6
4 Interface format . 8
4.1 Structure of format . 8
4.1.1 Sub-frame format . 8
4.1.2 Frame format . 9
4.2 Channel coding . 10
4.3 Preambles . 10
4.4 Validity bit . 11
5 Channel status . 11
5.1 General . 11
5.2 Applications . 11
5.3 General assignment of the first and second channel status bits . 11
5.4 Category code . 12
6 User data . 14
6.1 General . 14
6.2 Applications . 14
6.2.1 Professional use . 14
6.2.2 Consumer use . 14
7 Electrical requirement . 14
7.1 Consumer application . 14
7.1.1 General . 14
7.1.2 Timing accuracy . 14
7.1.3 Unbalanced line . 15
7.2 Professional application . 18
8 Optical requirements . 18
8.1 Consumer application . 18
8.1.1 Configuration of optical connection . 18
8.1.2 Optical connector . 18
8.2 Professional applications . 19
Annex A (informative) The use of the validity bit . 20
Annex B (informative) Application documents and specifications . 21
Annex C (informative) A relationship of the IEC 60958 series families . 22
Annex D (informative) Transmission of CD data other than linear PCM audio . 24
Annex E (informative) The IEC 60958 series conformant data format . 25
Annex F (informative) Stream change . 26
Annex G (informative) Characteristics of optical connection . 28
Bibliography . 30
Figure 1 – Sub-frame format (linear PCM application) . 9
Figure 2 – Frame format . 9
Figure 3 – Channel coding . 10
IEC 60958-1:2021 © IEC 2021 – 3 –
Figure 4 – Preamble M (shown as 11100010) . 11
Figure 5 – Simplified example of the configuration of the circuit (unbalanced) . 15
Figure 6 – Rise and fall times . 16
Figure 7 – Intrinsic jitter measurement filter . 16
Figure 8 – Eye diagram . 17
Figure 9 – Receiver jitter tolerance template . 17
Figure 10 – Basic optical connection . 18
Figure C.1 – Relationships of the IEC 60958 families . 22
Figure F.1 – Audio sources and AV receiver model . 26
Figure F.2 – Switching from linear PCM to non linear PCM . 26
Figure F.3 – Switching from non linear PCM to linear PCM . 27
Figure F.4 – Switching from non-linear PCM to non-linear PCM . 27
Table 1 – Preamble coding . 10
Table 2 – Channel status data format . 13
Table B.1 – Application documents and specifications . 21
Table C.1 – data_type values and application . 23
Table G.1 – Characteristics of standard optical connection (optical interface) . 28
Table G.2 – Characteristics of optical transmitter (optical interface) . 28
Table G.3 – Characteristics of optical receiver (optical interface) . 29
Table G.4 – Characteristics of fibre optic cable . 29
Table G.5 – Optical power budget for the link with plastic fibre . 29
– 4 – IEC 60958-1:2021 © IEC 2021
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
DIGITAL AUDIO INTERFACE –
Part 1: General
FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international
co-operation on all questions concerning standardization in the electric
...