54F273DM Datasheet, PDF (6/8 Pages) National Semiconductor (TI) – Octal D Flip-Flop

Physical Dimensions inches (millimeters) (Continued)
20-Lead (0 300 Wide) Molded Small Outline Package JEDEC (S)
NS Package Number M20B
20-Lead (0 300 Wide) Molded Small Outline Package EIAJ (SJ)
NS Package Number M20D
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