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Signetics Semiconductor

 

 

Company Pedigree

 

 Ascendant Companies

Descendent Companies

Company

Comments

Company

Comments
Fairchild Semiconductor Founded in by four of original 8 founders of Fairchild in 1961.

Philips Semiconductor

Purchased in 1975. Philips used the Signetics brand name until 1992.
Cirrus Logic Mike Hackworth, co-founded with Suhas Patil of MIT in 1984.
Intersil Jim Riley left Signetics to become the president of Intersil

 

Company Overview

 

Major Achievements

Developed Diode Transistor Logic (DTL) IC's

World's largest production volume IC, Signetics 555 Timer, 1972

Chip Identification

 

 

Signetics Chips

 

 

Microprocessors
CPU's 2650, 8X300, SCC84C
MCU's
Bit-Slice
 

Memory Devices
RAM
ROM
PROM
EPROM
EEPROM
CCD Memory
Bubble Memory
 

General Use Support Chips
Shift Registers
Interfaces
Communications

Second Sourced Chips

 

Microprocessors
CPU's  
MCU's  
Bit-Slice  
 

Memory Devices
RAM  
ROM  
PROM  
EPROM  
EEPROM  
CCD Memory  
Bubble Memory  
 

General Use Support Chips
Shift Registers  
Interfaces  
Communications  
 
  

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Last updated: September 28, 2004.