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Intel Corporation

Company Pedigree

 Ascendant Companies Descendent Companies
Company Comments Company Comments
Fairchild Semiconductor Bob Noyce and Gordon Moore left Fairchild to found Intel. Many other Fairchild employees latter joined Intel Seeq Technology Founded by Gordie Campbell in 1980
Sequent A computer company founded by Cassey Powell. Developed NUMA technology. Sequent was bought by IBM in 1999.
Zilog Founded by Federico Faggin, Ralph Ungermann, and some other Intel employees in 1974.
SEI Founded in 1987 by former Intel engineers.

Company Overview

Intel was founded in 1968 by Robert Noyce and Gordon Moore. Noyce and Moore left Fairchild Semiconductor to start a solid state memory business. Their first product was the Intel 3101.

Major Achievements

1971 – First solid-state memory device – Intel 3101 SRAM

1971 – First PMOS memory device – Intel 1101 SRAM

First ROM – Intel 3301

First EPROM – Intel 1702

First DRAM – Intel 1103

1971 – First CPU on a chip – Intel 4004

1972 – First 8-bit CPU – Intel 8008

Chip Identification

Intel Logos

Early Intel Logo More Common Logo (seen in many colors) 486 Era Logo Intel Copyright Dropped “e” trademark

Commonly Confused Logos

Early Intersil Logo

Intel Chip Markings

Common markings found on Intel Chips

Intel Chips

 Microprocessors
CPU’s 4004, 4040, 8008, 8080, 8085, 8086, 860, 960
MCU’s 8048, 8051, 8095
Bit-Slice 3000
  Memory Devices
RAM Schottky Bipolar – 3101, 3104PMOS SRAM – 1101, 2101, 2111, 2112, 2114, 2115, 2125, 2147PMOS DRAM – 1103, 2104, 2107, 2108, 2116NMOS SRAM – 8101, 8102, 8111, 8155CMOS RAM – 5101
ROM 1302, 2308, 2316, 4308, 4316, 8308, 8316, 8355
PROM 3601, 3621, 3602, 3622, 3604, 3624, 3605, 3625, 3608, 3628
EPROM 1702, 2704, 2708, 2716, 2732, 2758, 2764, 27128, 8755
EEPROM None
CCD Memory 2416
Bubble Memory 7110
  General Use Support Chips
Shift Registers 1402, 2401
Interfaces  
Communications 2914, 82586

Second Sourced Chips

 Microprocessors
CPU’s None
MCU’s None
Bit-Slice None
  Memory Devices
RAM None
ROM None
PROM None
EPROM None
EEPROM None
CCD Memory None
Bubble Memory None
  General Use Support Chips
Shift Registers None
Interfaces None
Communications None

 

Other Resources

www.intel.com  Intel’s main website with current microprocessor information

Intel’s Museum  A history of Intel’s chips, links to other historical information

Microprocessor Quick Reference Data on all of Intel’s microprocessors past and present

Inside Intel : Andy Grove and the Rise of the World’s Most Powerful Chip Company by Tim Jackson

Excellent book on Intel’s history. Just enough info on chips to keep it interesting for collectors. 

For sale on www.amazon.com

Intel Chip Markings

Identification Number Primary Intel Format:  P  AB999  (V9 or -9)   /M P A B 999 (V9 or -9) /M Package * Chip ID #, 1st Digit Chip ID #, 2nd Digit Chip ID #, Sequence # Version Control Military Spec Most Common A – Pin Grid Array C – CerDIP D- Ceramic Sandwich P – …

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