Intel 4004

4-bit central processin unit

The Intel 4004 ("fower-thoosand-fower") is a 4-bit central processin unit (CPU) released bi Intel Corporation in 1971.

Intel 4004
C4004 (Intel).jpg
Intel C4004 microprocessor
ProducedFrae late 1971 tae 1981
Common manufacturer(s)
  • Intel
Max. CPU clock rate740 kHz
Min. featur size10μm
Instruction set4-bit BCD-orientit
SuccessorIntel 4040
Intel 8008
ApplicationBusicom calculator, arithmetic manipulation
Package(s)