Datasheet > W9970CF

W9970CF

更新时间： 2024-09-25 12:55:35

品牌	Logo	应用领域
华邦 - WINBOND		控制器
页数	文件大小	规格书
6页	221K
描述
VIDEO GRAPHICS CONTROLLER

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中文翻译

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技术参数
数据手册

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W9970CF 技术参数

生命周期：	Obsolete	零件包装代码：	QFP
包装说明：	FQFP,	针数：	208
Reach Compliance Code：	unknown	风险等级：	5.82
地址总线宽度：		显示配置：	1024 X 768 PIXELS
外部数据总线宽度：		JESD-30 代码：	S-PQFP-G208
长度：	28 mm	端子数量：	208
封装主体材料：	PLASTIC/EPOXY	封装代码：	FQFP
封装形状：	SQUARE	封装形式：	FLATPACK, FINE PITCH
认证状态：	Not Qualified	座面最大高度：	3.68 mm
表面贴装：	YES	技术：	CMOS
端子形式：	GULL WING	端子节距：	0.5 mm
端子位置：	QUAD	宽度：	28 mm
uPs/uCs/外围集成电路类型：	DISPLAY CONTROLLER, CRT GRAPHICS DISPLAY	Base Number Matches：	1

W9970CF 数据手册

W9970CF

Video Graphics Controller

acceleration

FEATURES

ú Color keying, chroma keying and window keying

to overlay video and graphics streams

ú On-the-fly blending of video and graphics streams

❑

Integrated Video Graphics Controller

· 64-bit graphics engine

· Supports 2´ scaling to allow 320´ 200 game image to

be displayed at 640 ´ 480 full-screen resolution

· Integrated video accelerator

· On-chip 24-bit true color RAMDAC with up to 135

MHz pixel clock rate

· High-quality video playback requiring only 1 MByte

DRAM in 1024 ´ 768 256-color mode

· On-chip clock synthesizers generating up to 135 MHz

VCLK and 80 MHz MCLK

· Dual hardware-accelerated video windows for video

conference applications

❑

Graphics Engine

❑

Multimedia Video Interface

· 64-bit graphics acceleration

· Glueless MPEG-1 video decoder (W9920DF) support

· 8/16/24 bit-per-pixel true color acceleration

· Deep command queue to improve GE performance

for YUV 4:2:2 video input

· Glueless TV decoder support for YUV 4:2:2, NTSC

or PAL live-video input

· Bit block transfer between system memory and

display memory

· Support for RGB 5:5:5, 5:6:5 or YUV 4:2:2 software

ú HostBLT

CODEC video input

ú Pattern BLT

ú Color/font expanding BLT

ú Transparent BLT

ú Color/font expansion

ú Rectangle fill

· Glueless support for 16-bit baseline VESA Advanced

Feature Connector (VAFC)

· Glueless support for 8-bit bidirectional pass-through

VGA feature connector

❑

Compatibility

ú 256 three-operand (source, pattern and

destination) ROPs

· 100% hardware compatible with IBM VGA standard

· Bresenham line drawing

· VESA BIOS extension support and VESA monitor

timing compliant

· Short stroke vector drawing

· Driver support for all major operating systems, such

as Windows 3.1, Windows 95, Windows NT, and

OS/2 Warp 3.0

· Rectangle and line clipping

· 64 ´ 64 ´ 2 or 32 ´ 32 ´ 2 hardware cursor

❑

Video Acceleration

❑

System Bus Interface

· Video (YUV) and graphics (RGB) shared frame

buffer architecture

· Glueless support for 32-bit PCI Local Bus Revision

2.1 specification

· Two-dimensional bilinear interpolation scaling with

1-pixel resolution from 1´ to 8´

· Zero-wait-state PCI burst mode support

· Linear addressing

· On-chip standard CCIR 601 YUV to RGB color space

conversion

· Memory-mapped I/O

· Cropping window and filtering supports

❑

Display Memory Interface

· Hardware support for Microsoft DirectDraw feature

set

· 64 or 32-bit DRAM interface in a 1, 2, or 4 MByte

configuration

ú Double buffering and page flipping to prevent from

tearing in image

ú Transparent BitBLTs of sprites for game

· Flexible interface support for 128K ´ 8, 128K ´ 16,

256K ´ 4, 256K ´ 8, or 256K ´ 16 DRAMs

Preliminary

-1-

March 1996

12 3 4 5 6

中文翻译

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与W9970CF相关器件

型号	品牌	获取价格	描述	数据表
W9971CF	WINBOND	获取价格	Microprocessor Circuit, CMOS, PQFP208, PLASTIC, QFP-208
W99802G	WINBOND	获取价格	Telecom Circuit, 1-Func, PBGA184, 10 X 10 MM, 1.60 MM HEIGHT, LEAD FREE, LFBGA-184
W9986D	WINBOND	获取价格	MPEG Audio Layer III Decoder
W9N150V	STMICROELECTRONICS	获取价格	N-channel 1500V - 2.2ヘ - 8A - TO-247 Very hig
W9NK90Z	STMICROELECTRONICS	获取价格	N-CHANNEL 900V - 1.1Ohm - 8A - TO-220/FP-D2PAK-TO-247 Zener-Protected SuperMESH MOSFET
WA.500W.301151	TAOGLAS	获取价格	rohs compliant
WA01	ETC	获取价格	Current-Feedback Operational Amplifier
WA01A	ETC	获取价格	Current-Feedback Operational Amplifier
WA02A	WALSIN	获取价格	Higher component and equipment reliability
WA02A472-FTL	WALSIN	获取价格	Higher component and equipment reliability

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