SAA4998H中文资料飞利浦数据手册PDF规格书

GENERAL DESCRIPTION

The SAA4998H is a high performance video processor featuring Natural Motion(2), for all global TV standards (PAL, NTSC and SECAM). It is used together with the picture improvement processor SAA4978H and SAA4979H.

FEATURES

• Motion compensated frame rate upconversion of all 1fH film and video standards up to 292 active input lines per field:

– 50 Hz interlaced to 60 Hz progressive {(60p mode for LCD and Plasma Display (PDP) TV}

– 50 Hz interlaced to 75 Hz interlaced {75i mode for jumbo screens, Projection TV (PTV)}

– 50 Hz interlaced to 100 Hz interlaced (high-end 100 Hz TV)

– 50 Hz interlaced to 50 Hz progressive (progressive scan TV and LCD and PDP TV)

– 60 Hz interlaced to 60 Hz progressive (progressive scan TV and LCD and PDP TV)

– 60 Hz interlaced to 90 Hz interlaced (jumbo screens, PTV)

– 60 Hz interlaced to 120 Hz interlaced (multistandard high-end 100 Hz TV)

• 480 active lines (NTSC like) or 506 active lines in 50 Hz interlaced to 60 Hz progressive mode

• Motion compensated and Edge Dependent De-Interlacing (EDDI)(1)

• Motion estimated film mode detection

• Motion compensated movie judder cancellation:

– 25 Hz 2 : 2 pull-down (PAL) to 60 Hz progressive or 75 Hz interlaced or 100 Hz interlaced or 50 Hz progressive

– 30 Hz 2 : 2 pull-down (NTSC) to 60 Hz progressive or 90 Hz interlaced or 120 Hz interlaced

– 24 Hz 3 : 2 pull-down (NTSC) to 60 Hz progressive or 90 Hz interlaced or 120 Hz interlaced

• Variable vertical sharpness enhancement

• High quality vertical zoom

• Motion compensated temporal noise reduction with after-imaging cancellation

• Split screen demonstration mode

• 2 Mbaud serial interface (SNERT)

• Embedded 2 × 2.9-Mbit DRAM

• Full 8-bit accuracy

• Memory buffer for Picture-In-Picture (PIP)

• Lead-free package.