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SM34020A - Graphics System Processor

General Description

145-PIN GRID ARRAY PACKAGE ( TOP VIEW ) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H J K L M N P R 132-PIN QUAD FLATPACK ( TOP VIEW ) D Programmable CRT Control Composite Sync Mode Separate Sync Mode Synchronization to External Sync D Direct Support for Special

Key Features

  • of 1M VRAMs.
  • Load Write Mask.
  • Load Color Mask.
  • Block Write.
  • Write Using the Write Mask D Flexible Multi-Processor Interface D Packaging Options.
  • 145-Pin Grid Array Ceramic Package (GB Suffix) The SM34020A graphics system processor (GSP) is the second generation of an advanced high-performance CMOS 32-bit microprocessor optimized for graphics display systems. With a built-in instruction cache, the ability to simultaneously access memory and registers,.

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Not Recommended for New Designs SM34020A GRAPHICS SYSTEM PROCESSOR SGUS057 − FEBRUARY 2005 D Class B High-Reliability Processing D 1-µm CMOS Technology D Military Operating Temperature Range −40°C to 110°C D SM34020A-32/ 40 125 / 100-ns Instruction Cycle Time D Fully Programmable 32-Bit General-Purpose Processor With 512-Megabyte Linear Address Range (Bit Addressable) D Second-Generation Graphics System Processor − Object-Code Compatible With the SMJ34010 − Enhanced Instruction Set − Optimized Graphics Instructions − Coprocessor Interface D Pixel Processing, XY Addressing, and Window Checking Built Into the Instruction Set D Programmable 1-, 2-, 4-, 8-, 16-, or 32-Bit Pixel Size With 16 Boolean and Six Arithmetic Pixel Processing Options (Raster Ops) D 512-Byte LRU On-Chip Instruction