The ChipList, by Adrian Offerman; The Processor Portal

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Intel i4040 processor

Identification


Model name: i4040.
Supplier: Intel.
Component class: CPU.

Compatibility


Intel i4004 CPU with extra features:

  • more instructions,
  • interrupt support.

Architecture


4 bit data bus.
12 bit address bus (multiplexed).
Separate address space for instructions and data (Harvard architecture).

Physics


Manufacturing technology: PMOS.

Packaging: 24 pin CerDIP.

Dates


Introduction date: 1972.


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