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
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