GS1582-IBE3 View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

GS1582-IBE3

Multi-Rate Serializer with Cable Driver, Audio Multiplexer and ClockCleaner™

Semtech Corporation 

Table 4-6: Extended Audio Data Packet Word Descriptions

Name

ADF

DID

DBN

DC

AUX

CS

No. of

Words

3

1

1

1

4

1

Description

Data

Auto-Generation

Ancillary Data Flag

Audio Group Data ID

Data Block Number

Data Count

Auxiliary data from one

channel pair words

Checksum

000h

3FFh

3FFh

1FEh

2FCh

2FAh

1F8h

Repeat 1-255

–

–

–

Yes

See Table 4-10

Yes

Yes

Yes

For both audio data and extended audio packets, the Data Block Number is embedded

with a running sequence of 1 to 255.

4.7.8.2 HD Formats

Figure 4-14 shows the structure of the audio data packets as defined in SMPTE 299M.

The audio data packets are multiplexed into the chroma channel of the video data

stream. Table 4-7 lists the descriptions of the audio data packet words. The audio core

automatically generates certain audio data packet words, as shown in Table 4-7.

User Data Words

ECC Protected

Figure 4-14: HD Audio Data Packet Structure

GS1582 Multi-Rate Serializer with Cable Driver, Audio

Multiplexer and ClockCleanerTM

Data Sheet

40117 - 4

December 2011

44 of 115

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