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MAPS - National Semiconductor
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Revision as of 06:18, 8 November 2015 by ChipIt (talk | contribs) (Created page with "{{national title|MAPS}}{{confuse|national/mm5700|l1=National MM5700 Series}} The '''National MAPS''' ('''''M'''icroprogrammable '''A'''rithmetic '''P'''rocessor '''S'''ystem''...")
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Not to be confused with National MM5700 Series.

The National MAPS (Microprogrammable Arithmetic Processor System) or National MM570X was a bit-serial 4-bit microcontroller system made of 5 discrete chips. The chipset was marketed as a general purpose serieal data microcomputer system. The chipset was introduced in late 1971[off?] but was quickly replaced within a year.

Family Members
Part Description
MM5700 ALU
MM5701 Register unit
MM5702 Clock and Control unit
MM5703 Control ROM (extension)
MM5704 Keyboard interface unit
MM5705 Control ROM
MM5706 Static Data Monitor


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designerNational Semiconductor +
full page namenational semiconductor/maps +
instance ofmicrocontroller family +
main designerNational Semiconductor +
manufacturerNational Semiconductor +
nameNational MAPS +
packageDIP16 + and DIP24 +
technologypMOS +