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RIVA128 Datasheet

  • RIVA128

  • RIVA 128⑩ 128-BIT 3D MULTIMEDIA ACCELERATOR

  • 77頁(yè)

  • STMICROELECTRONICS   STMICROELECTRONICS

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廬
鈩?/div>
RIVA 128鈩?/div>
128-BIT 3D MULTIMEDIA ACCELERATOR
DESCRIPTION
The RIVA 128鈩?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鈥檚
PC鈥?7. The RIVA 128 introduces the most ad-
vanced Direct3D鈩?acceleration solution and also
delivers leadership VGA, 2D and Video perfor-
mance, enabling a range of applications from 3D
games through to DVD, Intercast鈩?and video con-
ferencing.
KEY FEATURES
鈥?/div>
Fast 32-bit VGA/SVGA
鈥?/div>
High performance 128-bit 2D/GUI/DirectDraw
Acceleration
鈥?/div>
Interactive, Photorealistic Direct3D Accelera-
tion with advanced effects
鈥?/div>
Massive 1.6Gbytes/s, 100MHz 128-bit wide
frame buffer interface
鈥?/div>
Video Acceleration for DirectDraw/DirectVideo,
MPEG-1/2 and Indeo
廬
- Planar 4:2:0 and packed 4:2:2 Color Space
Conversion
- X and Y smooth up and down scaling
鈥?/div>
230MHz Palette-DAC supporting up to
1600x1200@75Hz
鈥?/div>
NTSC and PAL output with flicker-filter
鈥?/div>
Multi-function Video Port and serial interface
鈥?/div>
Bus mastering DMA 66MHz Accelerated
Graphics Port (AGP) 1.0 Interface
鈥?/div>
Bus mastering DMA PCI 2.1 interface
鈥?/div>
0.35 micron 5LM CMOS
鈥?/div>
300 PBGA
BLOCK DIAGRAM
1.6 GByte/s
Internal Bus
Bandwidth
DMA Bus
DMA Engine
Video Port
CCIR656
Video
PCI/AGP
Host
Interface
FIFO/
DMA
Pusher
Graphics Engine
128 bit 2D
Direct3D
DMA Engine
VGA
Internal Bus
Palette DAC
YUV - RGB,
X & Y scaler
Monitor/
TV
SGRAM Interface
128 bit
interface
October 1997
The information in this datasheet is subject to change
42 1687 01 (SGS-THOMSON)
1/77

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