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Número de pieza | W9925 | |
Descripción | MPEG-1 A/V SYSTEM DECODER | |
Fabricantes | Winbond | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de W9925 (archivo pdf) en la parte inferior de esta página. Total 1 Páginas | ||
No Preview Available ! W9925PF
MPEG-1 A/V SYSTEM DECODER
GENERAL DESCRIPTION
The W9925PF is a high-performance single-chip MPEG-1 decoder. It performs real-time decompression of
ISO/IEC-11172 MPEG (Moving Picture Experts Group) streams, including system layer, audio and video data.
This chip incorporates an 8-bit host interface and a CD interface that make it an easy use in standalone
applications.
FEATURES
• High integration of MPEG system, audio and video decoding, video scan timing generation, and CD-ROM
decoding functions
• Applicable to ISO/IEC 11172 system streams, CD-DA data, and CD-ROM data
• Fully supports Karaoke CD, Video CD 1.1, Video CD 2.0 and CD-I FMV specifications
• Real-time decompression and synchronization of MPEG bitstreams with SIF resolution video and two
channels of Layer 1 or Layer 2 audio
• Automatic frame rate conversion during A/V playback
• Decompression of high resolution still pictures(704x480(NTSC) or 704x576(PAL))
• Optional horizontal and vertical interpolation for image quality enhancement
• Automatic IO address setup
• Fade in/out control and brightness adjustment
• RGB(24-bit) and YCbCr(24-bit, 16-bit, 8-bit) video output formats
• Support NTSC/PAL interlace/non-interlace and VGA progressive display with programmable video timing
source
• Input/Output mode for HSYNC, VSYNC, pixel clock
• Audio serial PCM output with 16-bit resolution and sampling rate of 32, 44.1, and 48 KHz
• Programmable audio L/R channel output mode with individual L/R channel mute control and volume
adjustment
• Read/Write pictures through host processor
• On-chip macro commands such as fast forward, slow motion, scan, etc.
• Minimum 4M-bit DRAM required even for high resolution still pictures
• 16-bit ISA bus interface and 8-bit interface for 8051 series
• 4-pin CD interface
• Built-in power down mode
• 0.6um triple-layer metal CMOS technology
• Fully 5V operation
• 160-pin plastic QFP
Winbond Corporate Headquarters
Tel : 886-3-5790666
Fax : 886-3-5796139
Taipei Sales Office
Tel : 886-2-27190505
Fax : 886-2-27197502
Winbond Electronics North America Corp.
Tel : 1-408-943666
Fax : 1-408-9436668
Details are subject to change without notice. All trademarks are property of their respective holders.
Winbond Electronics H.K. Ltd.
Tel : 852-27513100
Fax : 852-27552064
Jan 1999
1 page |
Páginas | Total 1 Páginas | |
PDF Descargar | [ Datasheet W9925.PDF ] |
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