NG80386SX-20 Intel Corporation, NG80386SX-20 Datasheet

NG80386SX-20

Manufacturer Part Number

NG80386SX-20

Description

Manufacturer

Intel Corporation

Datasheet

1.NG80386SX20.pdf (102 pages)

Specifications of NG80386SX-20

Case

QFP-10

Date_code

2002+

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Bonase Electronics (HK) Co., Limited

Part Number:

NG80386SX-20

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The Intel386

external address bus The Intel386 SX CPU brings the vast software library of the Intel386

entry-level systems It provides the performance benefits of a 32-bit programming architecture with the cost

savings associated with 16-bit hardware systems

Full 32-Bit Internal Architecture

Runs Intel386

Effective 16-Bit Hardware Environment

High Performance 16-Bit Data Bus

Integrated Memory Management Unit

Virtual 8086 Mode Allows Execution of

8086 Software in a Protected and

Paged System

Information in this document is provided in connection with Intel products Intel assumes no liability whatsoever including infringement of any patent or

copyright for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products Intel retains the right to make

changes to these specifications at any time without notice Microcomputer Products may have minor variations to this specification known as errata

Other brands and names are the property of their respective owners

8- 16- 32-Bit Data Types

8 General Purpose 32-Bit Registers

Runs Same Applications and O S ’s

as the Intel386

Object Code Compatible with 8086

80186 80286 and Intel386

Processors

16 20 25 and 33 MHz Clock

Two-Clock Bus Cycles

Address Pipelining Allows Use of

Slower Cheaper Memories

Virtual Memory Support

Optional On-Chip Paging

4 Levels of Hardware Enforced

Protection

MMU Fully Compatible with Those of

the 80286 and Intel386 DX CPUs

INTEL CORPORATION 1995

SX Microprocessor is an entry-level 32-bit CPU with a 16-bit external data bus and a 24-bit

Intel386

Software in a Cost

DX Processor

Intel386

SX Pipelined 32-Bit Microarchitecture

SX MICROPROCESSOR

January 1994

Large Uniform Address Space

Numerics Support with the Intel387

SX Math CoProcessor

On-Chip Debugging Support Including

Breakpoint Registers

Complete System Development

Support

High Speed CHMOS IV Technology

Operating Frequency

100-Pin Plastic Quad Flatpack Package

(See Packaging Outlines and Dimensions

16 Megabyte Physical

64 Terabyte Virtual

4 Gigabyte Maximum Segment Size

Software C PL M Assembler

Debuggers PMON-386 DX

ICE

Standard

(Intel386 SX -33 -25 -20 -16)

Min Max Frequency

(4 33 4 25 4 20 4 16) MHz

Low Power

(Intel386 SX -33 -25 -20 -16 -12)

Min Max Frequency

(2 33 2 25 2 20 2 16 2 12) MHz

-386 SX

Order Number 240187-008

231369)

Architecture to

240187 –47

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