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https://cocatalog.loc.gov/

R65C21 and R65C24 : 8 bit CMOS peripheral interface adapter.
Previous Registration:	Prev. version is mask work design 11449.
Registration Number / Date:	MW0000001369 / 1985-06-27

Package

Die

TD608 TD618

11449

  85
(M)(C)
ROCKWELL