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designerNational Semiconductor +
full page namenational semiconductor/imp-4 +
instance ofintegrated circuit family +
main designerNational Semiconductor +
manufacturerNational Semiconductor +
nameNational IMP-4 +
packageDIP24 +
process10,000 nm (10 μm, 0.01 mm) +
technologypMOS +
word size4 bit (0.5 octets, 1 nibbles) +