參數(shù)資料
型號(hào)： RIVA128
廠商： 意法半導(dǎo)體
英文描述： RIVA 128⑩ 128-BIT 3D MULTIMEDIA ACCELERATOR
中文描述： 麗娃128⑩128位3D多媒體加速器
文件頁(yè)數(shù)： 1/85頁(yè)
文件大?。?/td> 609K
代理商： RIVA128
128-BIT 3D MULTIMEDIA ACCELERATOR
PRELIMINARY DATA
RIVA 128ZX
1/85
The information in this datasheet is subject to change
7071857 00
June 1998
BLOCK DIAGRAM
Palette DAC
YUV - RGB,
X & Y scaler
Graphics Engine
128 bit 2D
Direct3D
DMA Engine
8MByte
VGA
DMA Bus
I
CCIR656
Video
PCI/AGP
128 bit
interface
Monitor/
TV
1.6 GByte/s
Internal Bus
Bandwidth
DMA Engine
Video Port
Host
Interface
FIFO/
DMA
Pusher
SDRAM/SGRAM
Interface
KEY FEATURES
Fast 32-bit VGA/SVGA
High performance 128-bit 2D/GUI/DirectDraw
Acceleration
Interactive, Photorealistic Direct3D Accelera-
tion with advanced effects
Pinout backwards compatible with RIVA 128
Massive 1.6Gbytes/s, 100MHz 128-bit wide
8MByte SGRAM framebuffer interface
Adds 16Mbit SDRAM support for cost sensitive
8MByte framebuffer applications
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
250MHz
Palette-DAC
1600x1200@85Hz
NTSC and PAL output with flicker-filter
Multi-function Video Port and serial interface
supporting
up
to
Bus mastering DMA Accelerated Graphics Port
(AGP) 1.0 Interface supporting 133MHz 2X
data transfer mode
Bus mastering DMA PCI 2.1 interface
ACPI power management interface support
0.35 micron 5LM CMOS
300 PBGA
DESCRIPTION
The RIVA128ZX
offers unparalleled 2D and 3D
performance, meeting all the requirements of the
mainstream PC graphics market and Microsoft’s
PC’97. RIVA128ZX combines all the features of
RIVA 128 plus 8MByte SDRAM and SGRAM
based framestore supportand AGP 2X data trans-
fer. It provides the most advanced Direct3D
ac-
celeration solution and delivers leadership VGA,
2D and Video performance, enabling a range of
applications from 3D games through to DVD, In-
tercast
and video conferencing.
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