Data sheet acquired from Harris Semiconductor SCHS.
CD54HC27 - Triple 3-Input NOR Gate
Data sheet acquired from Harris Semiconductor SCHS132C August 1997 - Revised September 2003 CD54HC27, CD74HC27, CD54HCT27, CD74HCT27 High-Speed CMOS .CD54HC273 - Octal D-Type Flip-Flop
CD54HC273, CD74HC273 CD54HCT273, CD74HCT273 SCHS174C – FEBRUARY 1998 – REVISED JANUARY 2022 CDx4HC(T)273 High-Speed CMOS Logic Octal D-Type Flip-Flop .CD54HC273F - Octal D-Type Flip-Flop
CD54HC273, CD74HC273 CD54HCT273, CD74HCT273 SCHS174C – FEBRUARY 1998 – REVISED JANUARY 2022 CDx4HC(T)273 High-Speed CMOS Logic Octal D-Type Flip-Flop .