IEC 60958-3 PDF

IEC +AMD+AMD CSV Standard | Digital audio interface – Part 3: Consumer applications. IEC (formerly IEC ) is the International Electrotechnical Commission’s standard on digital audio interfaces. It consists of several parts: IEC General; IEC Software Information Delivery Mode; IEC Consumer. IEC Digital audio interface – Part 3: Consumer applications.

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Any of the three marks the beginning of a subframe. This third edition of IEC cancels and replaces the second edition published in and constitutes a technical revision. List of International Electrotechnical Commission standards. Default value shall be logic “0”. No attempt was made to use a carrier able to support both rates; instead, AES3 allows the data to be run at any rate, and encoding the clock and the data together using biphase mark code BMC.

A user’s guideit is embedded as a bit binary word in bytes 18 to 21 of the channel status data.

The development of standards for digital audio interconnect for both professional and domestic audio equipment, began in the late s [2] in a joint 60598-3 between the Audio Engineering Society and the European Broadcasting Union, and culminated in the publishing of AES3 in Audio, video and similar electronic apparatus – Safety requirements You may be interested in this related standard.

While samples repeat each frame time, metadata is only transmitted once per audio block. As stated before there is one channel status bit in each subframe, making one bit word for each channel in each block.

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Although we endeavour to maintain an up-to-date catalogue, on occasion we may not have the latest version of a document, including where it 609558-3 not yet been provided through an international feed.


In the case of AES3, the standard describes in detail how the bits have to be used. Each audio sample of up to 24 bits is combined with four flag bits and a synchronisation preamble which is four time slots long to make a subframe of 32 time slots.

This uses the same cabling, patching and infrastructure as analogue or digital video, and is thus common in the broadcast industry.

We recommend that you check the website of the publishers of the international document before making a purchase. 6058-3 Classification for Standards ICS is an international classification system for technical standards. Views Read Edit View history. An AES3 signal can carry two channels of PCM audio over several transmission media including balanced linesunbalanced linesand optical fiber.

Type I connections use balanced3-conductor, ohm twisted pair cabling with XLR connectors. During the presence of defective samples, the receiving equipment may be instructed to mute 6958-3 output.

If you need help with the purchase or have any queries please email enquiries standards. The hardware interface is usually implemented using RS line drivers and receivers. It includes the following changes: This page was last edited on 25 Novemberat Archived from the original on LSBs are transmitted first. The 8-bit preambles are transmitted in time allocated to the first four time slots of each subframe time slots 0 to 3.

Transcoding of the binary number to any conventional time code requires accurate sampling frequency information to provide the sample accurate time.

X or Z marks the beginning of a frame, and Z marks the beginning of an audio block. It is important to us that you purchase the right document.

Forms a serial data stream for each channel with 1 bit per framewith a format specified in the channel status word. If the auxiliary sample is used, bits 4—7 are not included.

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IS/IEC 60958-3: Digital audio interface, Part 3: Consumer applications

It is designed to cover every economic sector and virtually every activity of the humankind where technical standards may be used. According to John Ratcliff’s Timecode: This is a specially coded preamble that identify the subframe and its position within the audio block.

This consolidated version consists of the third edition ,its amendment 1 and its amendment 2 It is used by most CD players to indicate that concealment rather than error correction is taking place.

One sample stored with most significant bit MSB last. From Wikipedia, the free encyclopedia.

IEC 60958-3 Ed. 3.2 en(2015)

These are essentially consumer versions of AES3 for ice within the domestic high fidelity environment using connectors more commonly found in the consumer market. Two subframes A and B, normally used for left and right audio channels make a frame. Follow these links to find other Standards similar to the one you ief viewing. This is the time-of-day laid down during the source encoding of the signal and shall remain unchanged during subsequent operations.

A low-quality auxiliary channel used as specified in the channel status word, notably for producer talkback or recording studio -to-studio communication. The standard was first published in and was revised in and At the highest level, each consecutive frames are grouped into an audio block.