GS1532 Data Sheet
21498 - 6
June 2005
3 of 52
Contents
Key Features.................................................................................................................1
Applications...................................................................................................................1
Description ....................................................................................................................1
1. Pin Out .....................................................................................................................5
1.1 Pin Assignment...............................................................................................5
1.2 Pin Descriptions..............................................................................................6
2. Electrical Characteristics........................................................................................14
2.1 Absolute Maximum Ratings ..........................................................................14
2.2 DC Electrical Characteristics ........................................................................14
2.3 AC Electrical Characteristics.........................................................................16
2.4 Solder Reflow Profiles...................................................................................18
2.5 Input/Output Circuits .....................................................................................19
2.6 Host Interface Maps......................................................................................21
2.6.1 Host Interface Map (Read Only Registers).........................................22
2.6.2 Host Interface Map (R/W Configurable Registers) .............................23
3. Detailed Description...............................................................................................24
3.1 Functional Overview .....................................................................................24
3.2 Parallel Data Inputs.......................................................................................24
3.2.1 Parallel Input in SMPTE Mode............................................................25
3.2.2 Parallel Input in DVB-ASI Mode..........................................................25
3.2.3 Parallel Input in Data-Through Mode..................................................25
3.2.4 Parallel Input Clock (PCLK)................................................................26
3.3 SMPTE Mode................................................................................................27
3.3.1 Internal Flywheel.................................................................................27
3.3.2 HVF Timing Signal Extraction.............................................................27
3.4 DVB-ASI mode..............................................................................................29
3.4.1 Control Signal Inputs ..........................................................................29
3.5 Data-Through Mode......................................................................................29
3.6 Additional Processing Functions...................................................................30
3.6.1 Input Data Blank .................................................................................30
3.6.2 Automatic Video Standard Detection..................................................30
3.6.3 Packet Generation and Insertion ........................................................32
3.7 Parallel-To-Serial Conversion.......................................................................39
3.8 Serial Digital Data PLL..................................................................................40
3.8.1 External VCO......................................................................................40
3.8.2 Lock Detect Output.............................................................................40
3.9 Serial Digital Output......................................................................................41
3.9.1 Output Swing ......................................................................................41
3.9.2 Serial Digital Output Mute...................................................................41
3.10 GSPI Host Interface....................................................................................42