CD54HC240
High-Speed CMOS Logic Octal Buffer/Line Drivers (Texas Instruments)
CD54HC243
Quad-Bus Transceiver (Texas Instruments)
CD54HC244
High-Speed CMOS Logic Octal Buffer/Line Drivers (Texas Instruments)
CD54HC20
Dual 4-Input NAND Gates (Texas Instruments)
CD54HC20F
Dual 4-Input NAND Gates (Texas Instruments)
CD54HC21
Dual 4-Input AND Gates (Texas Instruments)
CD54HC21F
Dual 4-Input AND Gates (Texas Instruments)
CD54HC221
Dual Monostable Multivibrator (Texas Instruments)
CD54HC237
High-Speed CMOS Logic 3 to 8-Line Decoder/Demultiplexer (Texas Instruments)
CD54HC238
High-Speed CMOS Logic 3 to 8-Line Decoder/Demultiplexer Inverting/Noninverting (Texas Instruments)