GS9023A 데이터 시트보기 (PDF) - Gennum -> Semtech

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GS9023A

GENLINX™ IIGS9023A Embedded Audio CODEC

Gennum -> Semtech 

CONTENTS

1. PIN CONNECTIONS............................................................................................................................ 4

2. DETAILED DESCRIPTION ..................................................................................................................... 8

2.1 MULTIPLEX MODE ............................................................................................................... 8

2.1.1 VIDEO CLOCK INPUT............................................................................................................................................8

2.1.2 VIDEO DATA INPUT...............................................................................................................................................8

2.1.3 VIDEO DATA OUTPUT...........................................................................................................................................9

2.1.4 AUDIO CLOCK INPUT ...........................................................................................................................................9

2.1.5 AUDIO DATA INPUT ..............................................................................................................................................9

2.1.6 CONTROL CODE INPUT .......................................................................................................................................9

2.1.7 AUDIO DATA PACKETS ......................................................................................................................................11

2.1.8 EXTENDED AUDIO DATA PACKETS...................................................................................................................14

2.1.9 AUDIO CONTROL PACKETS...............................................................................................................................16

2.1.10 ARBITRARY DATA PACKETS ............................................................................................................................18

2.1.11 ERROR DETECTION ..........................................................................................................................................19

2.2 DEMULTIPLEX MODE ......................................................................................................... 19

2.2.1 VIDEO CLOCK INPUT..........................................................................................................................................19

2.2.2 VIDEO DATA INPUT.............................................................................................................................................19

2.2.3 VIDEO DATA OUTPUT.........................................................................................................................................20

2.2.4 AUDIO CLOCK INPUT .........................................................................................................................................21

2.2.5 AUDIO DATA OUTPUT ........................................................................................................................................21

2.2.6 CONTROL CODE OUTPUT..................................................................................................................................23

2.2.7 DETECTION OF AUDIO PACKETS ......................................................................................................................23

2.2.8 DETECTION OF EXTENDED AUDIO PACKETS ..................................................................................................24

2.2.9 DETECTION OF AUDIO CONTROL PACKETS....................................................................................................24

2.2.10 DETECTION AND OUTPUT OF ARBITRARY DATA PACKETS..........................................................................24

2.2.11 ERROR DETECTION ..........................................................................................................................................24

2.3 MULTIPLEX AND DEMULTIPLEX MODES ............................................................................... 25

2.3.1 DELAY OF VIDEO AND AUDIO ...........................................................................................................................25

2.3.2 NON-STANDARD SAMPLE DISTRIBUTIONS ......................................................................................................25

2.3.3 HOST INTERFACE ...............................................................................................................................................25

2.3.4 RESET ..................................................................................................................................................................25

2.3.5 INTERCONNECTION WITH GS9032 OR GS7005 ...............................................................................................25

2.3.6 AUDIO CLOCK AND VIDEO CLOCK STABILITY IN MULTIPLEX MODE ............................................................25

2.3.7 INTERCONNECTION WITH GS9020 ...................................................................................................................25

3. HOST INTERFACE TABLES ............................................................................................................... 26

3.1 MULTIPLEX MODE ............................................................................................................. 26

3.2 DEMULTIPLEX MODE ........................................................................................................ 29

4. PACKAGING INFORMATION .............................................................................................................. 37

5. REVISION HISTORY .......................................................................................................................... 37

GENNUM CORPORATION

3 of 37

19795 - 6

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