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RIVA128 Datasheet(PDF) 1 Page - STMicroelectronics |
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RIVA128 Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 77 page  RIVA 128™ 128-BIT 3D MULTIMEDIA ACCELERATOR ® ™ 1/77 The information in this datasheet is subject to change 42 1687 01 (SGS-THOMSON) October 1997 BLOCK DIAGRAM Palette DAC YUV - RGB, Graphics Engine 128 bit 2D Direct3D SGRAM Interface VGA DMA Bus CCIR656 Video PCI/AGP 128 bit interface Monitor/ TV 1.6 GByte/s Internal Bus Bandwidth DMA Engine Video Port X & Y scaler Host Interface FIFO/ DMA Pusher DMA Engine DESCRIPTION The RIVA 128™ is the first 128-bit 3D Multimedia Accelerator to offer unparalleled 2D and 3D perfor- mance, meeting all the requirements of the main- stream PC graphics market and Microsoft’s PC’97. The RIVA 128 introduces the most ad- vanced Direct3D™ acceleration solution and also delivers leadership VGA, 2D and Video perfor- mance, enabling a range of applications from 3D games through to DVD, Intercast™ and video con- ferencing. KEY FEATURES • Fast 32-bit VGA/SVGA • High performance 128-bit 2D/GUI/DirectDraw Acceleration • Interactive, Photorealistic Direct3D Accelera- tion with advanced effects • Massive 1.6Gbytes/s, 100MHz 128-bit wide frame buffer interface • Video Acceleration for DirectDraw/DirectVideo, MPEG-1/2 and Indeo® - Planar 4:2:0 and packed 4:2:2 Color Space Conversion - X and Y smooth up and down scaling • 230MHz Palette-DAC supporting up to 1600x1200@75Hz • NTSC and PAL output with flicker-filter • Multi-function Video Port and serial interface • Bus mastering DMA 66MHz Accelerated Graphics Port (AGP) 1.0 Interface • Bus mastering DMA PCI 2.1 interface • 0.35 micron 5LM CMOS • 300 PBGA |
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