From old datasheet system OCTAL BUS BUFFER WITH 3 STATE outputs (NON inverted) OCTAL BUS BUFFER WITH 3 STATE outputs NON inverted Dual 2-Line To 4-Line Decoders/Demultiplexers 16-TSSOP -40 to 85
OCTAL BUS BUFFER WITH 3 STATE outputs HCT540: inverted - HCT541 NON inverted HCT540: inverted - HCT541 NON inverted OCTAL BUS BUFFER WITH 3 STATE outputs