W9925QFK, W9925QFK(QF, W9925QFQFK Selling Leads, Datasheet
MFG:WINBOND Package Cooled:QFP-100P D/C:1999+
W9925QFK, W9925QFK(QF, W9925QFQFK Datasheet download
Part Number: W9925QFK
MFG: WINBOND
Package Cooled: QFP-100P
D/C: 1999+
W9925QFK, W9925QFK(QF, W9925QFQFK
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Info of W9925QFK
Info of W9925QFK(QF
Info of W9925QFQFK
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About W9910IF
PDF/DataSheet Download
Datasheet: W9910IF
File Size: 17869 KB
Manufacturer: Winbond
Download : Click here to Download
About W9910IF
PDF/DataSheet Download
Datasheet: W9910IF
File Size: 17869 KB
Manufacturer: Winbond
Download : Click here to Download
About W9910IF
PDF/DataSheet Download
Datasheet: W9910IF
File Size: 17869 KB
Manufacturer: Winbond
Download : Click here to Download
W9925QFK General Description
W9925QF-K is a high performance single-chip VCD decoder. It performs real-time decompression of ISO/IEC-11172 MPEG streams, including system layer, audio and video data. It incorporates an 8-bit host interface and a CD interface which make it easy to use. Also, its versatile features help to build high-quality and cost-effective standalone VCD applications.
W9925QFK Features
Integration
· MPEG system/audio/video decoding and ynchronization
· CD-ROM decoding
· Glue-less interface to 8051-series micro controllers
· Standard 4-Pin CD Interface
· On Screen Display
· NTSC/PAL TV timing generation
System Operations
· Fully supports VCD2.0, VCD1.1, Karaoke CD, CD-I FMV, and CDDA titles
· Digest function, provides quick overviews of contents in one or more discs with audio output
· Versatile playback commands
· Fast forward play with speed-up audio
· Enhanced error recovery algorithms to overcome disc scratches and CD-drive errors
· Write/read pictures via host
Video Processing
· High quality video output of still pictures (704x480 or 704x576) with only 4M DRAM
· Provides vertical scaling which allows full screen display of 240(480)-line sources on PAL systems
· Zoom-in effect for normal/high resolution pictures
· User-programmable fade-in, fade-out effects
· Frame rate conversion for various kinds of titles played on different TV systems
· Automatic picture size adjustment for NTSC programs on PAL TV and vice versa
Audio Processing
· Key control functions
· 3-D audio mode, offering more live effect
· Surround effect
· Provides voice cancellationmode to remove the voice component in Karaoke titles
· Digital volume control and various channel selection
modes both in MPEG and CDDA playback
Physical
· Supports both Fast Page DRAM and EDO DRAM
· 8-bit Y/Cb/Cr video output
· Two programmable I/O pins for system control
· User-programmable power-saving mode
· Low power consumption: 0.5W at full speed operation
· 3.3V VDD operation, input 5V acceptable
· 100-pin plastic QFP
· MPEG system/audio/video decoding and ynchronization
· CD-ROM decoding
· Glue-less interface to 8051-series micro controllers
· Standard 4-Pin CD Interface
· On Screen Display
· NTSC/PAL TV timing generation
System Operations
· Fully supports VCD2.0, VCD1.1, Karaoke CD, CD-I FMV, and CDDA titles
· Digest function, provides quick overviews of contents in one or more discs with audio output
· Versatile playback commands
· Fast forward play with speed-up audio
· Enhanced error recovery algorithms to overcome disc scratches and CD-drive errors
· Write/read pictures via host
Video Processing
· High quality video output of still pictures (704x480 or 704x576) with only 4M DRAM
· Provides vertical scaling which allows full screen display of 240(480)-line sources on PAL systems
· Zoom-in effect for normal/high resolution pictures
· User-programmable fade-in, fade-out effects
· Frame rate conversion for various kinds of titles played on different TV systems
· Automatic picture size adjustment for NTSC programs on PAL TV and vice versa
Audio Processing
· Key control functions
· 3-D audio mode, offering more live effect
· Surround effect
· Provides voice cancellationmode to remove the voice component in Karaoke titles
· Digital volume control and various channel selection
modes both in MPEG and CDDA playback
Physical
· Supports both Fast Page DRAM and EDO DRAM
· 8-bit Y/Cb/Cr video output
· Two programmable I/O pins for system control
· User-programmable power-saving mode
· Low power consumption: 0.5W at full speed operation
· 3.3V VDD operation, input 5V acceptable
· 100-pin plastic QFP
W9925QFK Typical Application
W9925QF-K provides an excellent price/performance ratio on VCD player system solutions. Figure-2 shows a typical application example of VCD player making use of W9925QF-K.
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