GS1503B Gennum Corporation, GS1503B Datasheet - Page 3

• Manufacturer Part Number: GS1503B
• Description: Hd Embedded Audio Codec
• Manufacturer: Gennum Corporation

Contents
Features ........................................................................................................................1
Applications...................................................................................................................1
Description ....................................................................................................................1
1. Pin Connections ........................................................................................................6
2. Electrical Characteristics .........................................................................................11
3. Host Interface..........................................................................................................15
4. Detailed Description ................................................................................................18
Proprietary and Confidential
1.1 Pin Descriptions ..............................................................................................7
2.1 Absolute Maximum Ratings ..........................................................................11
2.2 DC Electrical Characteristics ........................................................................11
2.3 AC Electrical Characteristics .........................................................................12
2.4 Solder Reflow Profiles ...................................................................................14
4.1 Multiplex Mode ..............................................................................................18
4.2 Video Standard .............................................................................................19
4.3 Video Input Format .......................................................................................20
4.4 Video Output Format .....................................................................................24
4.5 Video Data Processing .................................................................................25
4.6 Audio Data Processing .................................................................................28
4.7 Audio Data Packets ......................................................................................33
4.1.1 Functional Overview ............................................................................18
4.3.1 10-bit Y and Cb/Cr Input Video with TRS and Line Numbers ..............20
4.3.2 8-bit Y and Cb/Cr Input Video With TRS and Line Numbers ...............21
4.3.3 10-bit or 8-bit Y and Cb/Cr Input Without TRS and Line Numbers ......22
4.3.4 20-bit Scrambled Input.........................................................................23
4.4.1 20-bit Scrambled Output......................................................................24
4.4.2 10-bit Y and Cb/Cr Output ...................................................................24
4.5.1 Video Signal Input Detection ...............................................................25
4.5.2 Video Input CRC Error Detection.........................................................25
4.5.3 Video Output CRC Insertion ................................................................26
4.5.4 Illegal Code Re-mapping .....................................................................26
4.5.5 Input Blanking ......................................................................................26
4.5.6 Line Number Insertion .........................................................................27
4.5.7 TRS Word Insertion .............................................................................27
4.6.1 Digital Audio Input Format ...................................................................28
4.6.2 Digital Audio Input Timing....................................................................29
4.6.3 Audio Clock Phase Locked Loop .........................................................31
4.6.4 Audio Signal Input Detection ...............................................................31
4.6.5 Audio Channel Status CRC Error Detection ........................................32
4.6.6 Audio Input Parity Error Detection .......................................................32
4.6.7 Audio Channel Status CRC Insert Function ........................................33
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August 2006
GS1503B Data Sheet
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