Intel 4004

E29765

The Intel 4004 is the first commercially available microprocessor, a 4-bit CPU introduced in 1971 that launched the microprocessor revolution.

All labels observed (10)

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf 4-bit microprocessor
central processing unit
microprocessor
addressBusWidth 12-bit
announced November 1971
architecture Harvard architecture
bitSlice serial 4-bit data path
canAddress up to 16 registers
clockSpeed 740 kHz
coDesigner Marcian Hoff
Masatoshi Shima
Stanley Mazor
companyCountry United States of America
surface form: United States
dataBusWidth 4-bit
designLead Federico Faggin
dieSize 12 mm²
fabricationMaterial silicon
fabricationProcess silicon-gate MOS technology
family Intel 4004 self-linksurface differs
surface form: Intel MCS-4
hasALU 4-bit ALU
hasBCDSupport yes
instructionCycleTime 10.8 µs
instructionSetSize 46 instructions
instructionType binary-coded decimal oriented
introduced 1971
manufacturer Intel Corporation
surface form: Intel
marketedAs first commercially available microprocessor
maximumAddressableDataMemory 640 bytes
maximumAddressableMemory 4096 bytes
maximumAddressableProgramMemory 4 KB
maximumInstructionsPerSecond ~92,000 instructions per second
notableFor launching the microprocessor revolution
onChipStackDepth 3 levels
originalApplication calculator
originalCustomer Busicom
packageType 16-pin dual in-line package
partOfChipset Intel 4001 ROM
Intel 4002 RAM
Intel 4003 shift register
powerSupplyVoltage 15 V
status discontinued
successor Intel 4004 self-linksurface differs
surface form: Intel 4040

Intel 8008
supportsInterrupts no
supportsSubroutines yes
technologyNode 10 µm
transistorCount 2300
wordLength 4-bit

How these facts were elicited

Referenced by (24)

Full triples — surface form annotated when it differs from this entity's canonical label.

Intel Corporation notableProduct Intel 4004
Intel 4004 family Intel 4004 self-linksurface differs
this entity surface form: Intel MCS-4
Intel 4004 successor Intel 4004 self-linksurface differs
this entity surface form: Intel 4040
Intel Museum hasExhibit Intel 4004
this entity surface form: Intel 4004 microprocessor
Federico Faggin notableWork Intel 4004
Federico Faggin designed Intel 4004
Marcian Hoff notableWork Intel 4004
Busicom commissioned Intel 4004
Busicom usedMicroprocessor Intel 4004
Intel 4001 ROM partOf Intel 4004
subject surface form: Intel 4001
this entity surface form: Intel MCS-4 microprocessor family
Intel 4001 ROM designedFor Intel 4004
subject surface form: Intel 4001
this entity surface form: Intel 4004 microprocessor
Intel 4001 ROM usedWithCPU Intel 4004
subject surface form: Intel 4001
Intel 4001 ROM associatedChipFamily Intel 4004
subject surface form: Intel 4001
this entity surface form: Intel 4004 CPU
Intel 4003 shift register usedWith Intel 4004
subject surface form: Intel 4003
Intel 4003 shift register family Intel 4004
subject surface form: Intel 4003
this entity surface form: Intel MCS-4 family
Intel 4003 shift register introducedWith Intel 4004
subject surface form: Intel 4003
this entity surface form: Intel 4004 microprocessor set
Stanley Mazor notableWork Intel 4004
Stanley Mazor memberOf Intel 4004
this entity surface form: Intel 4004 design team
Intel 4002 RAM partOf Intel 4004
subject surface form: Intel 4002
this entity surface form: Intel 4004 microprocessor chipset
Intel 4002 RAM designedFor Intel 4004
subject surface form: Intel 4002
this entity surface form: Intel 4004 microprocessor
Intel 4002 RAM introducedWith Intel 4004
subject surface form: Intel 4002
Intel 8008 predecessor Intel 4004
Masatoshi Shima notableWork Intel 4004
Masatoshi Shima designed Intel 4004