GENERAL DESCRIPTION

The W9922QF is a high performance single-chip DVD decoder. It performs real-time decompression of

ISO/IEC-11172 MPEG1 and 13818 MPEG2 streams, including system/ program layer, audio and video data.

It incorporates an 8-bit/16-bit host interface and a configurable parallel DVD/CD interface. Also, its

versatile features help to build high-quality and cost-effective standalone DVD or SVCD Player.

FEATURES

System

· MPEG 1 system and MPEG2 program/audio/video decoding and synchronization

· DVD/SVCD/VCD/CD compatibility

· Configurable parallel DVD interface

· Standard 4-Pin CD Interface

· Standard ATAPI/IDE interface

· Supports input data Rate up to 20 Mbps

· 8051 or general 16-bit processor interface

· Supports 1M ´ 16 bit SDRAM

· High quality error concealment

· Decrypts DVD CSS

· Supports trick playback commands

· Power management mode



Audio Decoding

· Decodes MPEG2, MPEG1 Audio (layer 1, 2)

· Decodes Dolby DigitalÒ AC-3 5.1-channel and down mixing to 2-channel

· Supports Linear PCM, CD-DA audio

· Outputs serial PCM audio data with 16, 18, 20 and 24 bits resolution

· Supports sampling rate at 16, 22.05, 24, 32, 44.1, 48, 96 KHz

· Supports Karaoke function, vocal or guide melody channel, key-shift

· S/PDIF outputs meet IEC958 specs

· Digital mute control and volume adjustment



Video Decoding

· Decodes MPEG2 MP@ML, MPEG1 video bitstreams

· Decode DVD, SVCD (D1, 2/3 D1, 1/2 D1), VCD

· Supports 720 ´ 480 at 30 Hz and 720 ´ 576 at 25 Hz

· Supports 8 bits YCbCr

· On-chip TV, NTSC/PAL, timing generator

· DVD sub-picture and highlight processing

· Supports SVCD OGT functions

· Supports aspect ratios in 16:9 and 4:3 TV, by Pan & Scan and Letter Box conversion

· Frame rate conversion

· Video digest functions

· Horizontal and vertical scaling

· BrightViewÒ (g-correction), Normal, Bright, Soft

· Flexible zooming, x1/4, x1/2 to x2, x4

· Fade in/out control

· OSD 2/4/8-bit per pixel with Alpha-blending, translucency, transparency

· OSD Run-length encoding at 8bits

· Full screen OSD

Physical

· 3.3 Volt operation with input 5 Volt

· 160-pin PQFP



APPLICATIONS

Following figure shows a typical configuration of DVD player application.