| 54F283 | National Semiconductor | 4-Bit Binary Full Adder with Fast Carry |
| 54F283LMQB | National Semiconductor | 4-Bit Binary Full Adder with Fast Carry |
| 54F283DMQB | National Semiconductor | 4-Bit Binary Full Adder with Fast Carry |
| 54F283FMQB | National Semiconductor | 4-Bit Binary Full Adder with Fast Carry |
| JM38510/34201B2A | National Semiconductor | |
| JM38510/34201BEA | National Semiconductor | |
| JM38510/34201BFA | National Semiconductor | |
|