“PROCESSORS AND WINDOWS”

BY

Rohit Premakar12/pmb/004

Index

AMD Hagenuk Microchip QED SynertekAMI Harris Mitsubishi RCA Temic (MHS)C-Cube Hitachi MME Rise TeslaCHIPS HP MIL Rockwell TICMDMicro Hughes MOS Samsung ToshibaCypress IBM Mostek SGS ULSICyrix IDT Motorola Sharp UMC

Dallas IIT National Semi. Siemens VIA

DEC Inmos NCR Signetics VLSI

Electronic Arrays Intel NEC Sony Weitek

Fairchild Intersil NexGen SSS WDFujitsu LC Tech OKI ST WDCGTEu LSI Philips Sun Micro. Zilog

SCL Unitra Cemi Pravetz DDR-MME Atmel

Companies Developing Processor

• Founded on July 18, 1968

• created the world's first commercial microprocessor chip in 1971

• Intel became the dominant supplier of microprocessors for PCs

•  PC microprocessor market (79.3%)

Intel

4004 4040

4 Bit processor

• Instruction Set expanded to 60 instructions

• Program memory expanded to 8 KB

• Registers expanded to 24

• Maximum clock speed was 740 kHz• Instruction cycle time: 10.8 µs• Instruction execution time 1 or 2

instruction cycles • Instruction Set conatined to 46

instructions

8008

• Itroduced In 1972

• First 8-bit MP• Could execute

50,000 instruction per second

8085

• Itroduced I 1973 • 8-bit MP• Could execute

5,00,000 instruction per second

8 Bit processor

• Introduced I 1977

• 8-bit MP• Could execute

7,69,000 instruction per second

• It could acess 64 KB of memeory

8080

16 Bit processor