| 54ABT273 | National Semiconductor | Octal D-Type Flip-Flop |
| 54ABT373 | National Semiconductor | Octal Transparent Latch with TRI-STATE Outputs |
| 54ABT374 | National Semiconductor | Octal D-Type Flip-Flop with TRI-STATE Outputs |
| 54ABT377 | National Semiconductor | Octal D-Type Flip-Flop with Clock Enable |
| 54ABT543 | National Semiconductor | Octal Registered Transceiver with TRI-STATE Outputs |
| 54ABT573 | National Semiconductor | Octal D-Type Latch with TRI-STATE Outputs |
| 54ABT574 | National Semiconductor | Octal D-Type Flip-Flop with TRI-STATE Outputs |
| 54ABT646 | National Semiconductor | Octal Transceivers and Registers with TRI-STATE Outputs |
| 54AC00 | National Semiconductor | Quad 2-Input NAND Gate |
| 54AC02 | National Semiconductor | Quad 2-Input NOR Gate |
| 54AC04 | National Semiconductor | Hex Inverter |
| 54AC05 | National Semiconductor | Hex Inverter |
| 54AC08 | National Semiconductor | Quad 2-Input AND Gate |
| 54AC10 | National Semiconductor | Triple 3-Input NAND Gate |
| 54AC109 | National Semiconductor | Dual JK Positive Edge-Triggered Flip-Flop |
| 54AC11 | National Semiconductor | Triple 3-Input AND Gate |
| 54AC138 | National Semiconductor | 1-of-8 Decoder |
| 54AC139 | National Semiconductor | Dual 1-of-4 Decoder |
| 54AC14 | National Semiconductor | Hex Inverter Schmitt Trigger Input |
| 54AC151 | National Semiconductor | 8-Input Multiplexer |