SN54ABT534, SN74ABT534A OCTAL EDGE-TRIGGERED D-TYP.
SN74ABT534A - OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
SN54ABT534, SN74ABT534A OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS SCBS187F – JANUARY 1991 – REVISED JANUARY 1997 D State-of-the-Art.