
GF9331 Data Sheet
Proprietary and Confidential
18303 - 4
June 2004
2 of 31
Contents
Features........................................................................................................................1
Applications...................................................................................................................1
Device Overview ...........................................................................................................1
Ordering Information .....................................................................................................1
1. Pin Descriptions ........................................................................................................3
2. Electrical Characteristics...........................................................................................7
2.1 5V Tolerant Inputs ...........................................................................................7
2.2 ESD Tolerance ................................................................................................7
2.3 3.3V Supply for Device I/0 and 2.5V for Core Logic .......................................7
3. Detailed Device Description....................................................................................10
3.1 Input Data Formats .......................................................................................10
3.2 Input Synchronization ...................................................................................12
3.2.1 Support for Both 8-bit and 10-bit Input Data........................................12
3.2.2 Generic Input Format Signalling ..........................................................12
3.3 Seamless Interface to the GF9330 High Performance De-Interlacer for
Directional Filter Control ...............................................................................15
3.4 Seamless Interface to External SDRAMs .....................................................16
3.5 Host Interface ................................................................................................16
3.5.1 Host Interface Serial Mode ..................................................................17
3.5.2 Host Interface Parallel Mode ...............................................................20
3.5.3 Control Register Definitions.................................................................23
3.6 Closed Captioning .........................................................................................25
3.7 RESET ..........................................................................................................25
3.8 Modes of Operation ......................................................................................25
3.8.1 Motion Processing Mode (MODE=1)...................................................26
3.8.2 Disabled Mode (MODE=0)...................................................................26
3.9 Processing of Input Formats .........................................................................26
3.10 Vertical Motion Detection ............................................................................28
3.10.1 Vertical Motion Feature Control.........................................................28
3.11 Edge Direction Detection ............................................................................28
3.11.1 Edge Direction Detection Feature Control.........................................29
3.12 Video Output ...............................................................................................29
3.13 Processing Latency .....................................................................................29
4. Package Dimensions ..............................................................................................30
5. Revision History ......................................................................................................31