Datasheet > TMS34020A

TMS34020A

更新时间： 2024-11-19 22:52:59

品牌	Logo	应用领域
德州仪器 - TI		图形处理器
页数	文件大小	规格书
82页	1357K
描述
GRAPHICS PROCESSORS

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数据手册

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TMS34020A 数据手册

TMS34020, TMS34020A

GRAPHICS PROCESSORS

SPVS004D – MARCH 1990 – REVISED NOVEMBER 1993

145-PIN GB PACKAGE

(TOP VIEW)

• Instruction Cycle Time

– 100 ns . . . TMS34020A-40

– 125 ns . . . TMS34020-32

– 125 ns . . . TMS34020A-32

A B C D E F G H J K L M N P R

• Fully Programmable 32-Bit

General-Purpose Processor With

512-Megabyte Linear Address Range

(Bit Addressable)

• Second-Generation Graphics Processor

– Object Code Compatible With the

TMS34010

– Enhanced Instruction Set

– Optimized Graphics Instructions

– TMS34082 Graphics Floating-Point

Interface

• Pixel Processing, XY Addressing, and

Window Checking Built into the Instruction

Set

• Programmable 1-, 2-, 4-, 8-, 16-, or 32-Bit

Pixel Size With 16 Boolean and 6 Arithmetic

Pixel-Processing Options (Raster-Ops)

144-PIN PCM QUAD FLAT PACKAGE

(TOP VIEW)

• 512-Byte LRU On-Chip Instruction Cache

108

• Optimized DRAM/VRAM Interface

– Page-Mode for Burst Memory Operations

up to 40 Megabytes per Second

– Dynamic Bus Sizing

109

(16-Bit and 32-Bit Transfers)

– Byte-Oriented CAS Strobes

• Flexible Host Processor Interface

– Supports Host Transfers at up to

20 Megabytes per Second

– Direct Access to All of the TMS34020

Address Space

– Implicit Addressing

– Prefetch for Enhanced Read Access

• Flexible Multiprocessor Interface

• Programmable CRT Control

– Composite Sync Mode

– Separate Sync Mode

– Synchronization to External Sync

144

• Direct Support for Special Features of

1M VRAMs

– Load Write Mask

– Load Color Mask

– Block Write

– Write Using the Write Mask

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments

standard warranty. Production processing does not necessarily include

testing of all parameters.

POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443

12 3 4 5 6 7...82

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TMS34020APCML40	TI	获取价格	GRAPHICS PROCESSOR, PQFP144, PLASTIC, QFP-144
TMS34020GBL32	TI	获取价格	GRAPHICS PROCESSOR, CPGA145, CAVITY-UP, CERAMIC, PGA-145
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