SMJ34020A
GRAPHICS SYSTEM PROCESSOR
SGUS011D − APRIL 1991 − REVISED SEPTEMBER 2004
D
Class B High-Reliability Processing
D
1-µm CMOS Technology
D
Military Operating Temperature Range
D
D
−55°C to 125°C
SMJ34020A-32/ 40
125 / 100-ns Instruction Cycle Time
Fully Programmable 32-Bit
General-Purpose Processor With
512-Megabyte Linear Address Range
(Bit Addressable)
Second-Generation Graphics System
Processor
− Object-Code Compatible With the
SMJ34010
− Enhanced Instruction Set
− Optimized Graphics Instructions
− Coprocessor 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 Six
Arithmetic Pixel Processing Options
(Raster Ops)
512-Byte LRU On-Chip Instruction Cache
Optimized DRAM / VRAM Interface
− Page-Mode for Burst Memory Operations
− Dynamic Bus Sizing (16-Bit and
32-Bit Transfers)
− Byte-Oriented CAS Strobes
Flexible Host Processor Interface
− Supports Host Transfers
− Direct Access to All of the SMJ34020A
Address Space
− Implicit Addressing
− Prefetch for Enhanced Read Access
Programmable CRT Control
− Composite Sync Mode
− Separate Sync Mode
− Synchronization to External Sync
Direct Support for Special 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)
− 132-Pin Ceramic Quad Flat Pack
(Unformed Lead) (HT Suffix)
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 )
132
100
D
D
D
D
D
D
1
99
D
D
33
67
34
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
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.
On products compliant to MIL PRF 38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
Copyright
2004, Texas Instruments Incorporated
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