| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | DM74LS86M |  112Kb/6P | Quad 2-Input Exclusive-OR Gates |
 National Semiconductor ... | DM74LS86N |  112Kb/ 6P | Quad 2-Input Exclusive-OR Gates |
 National Semiconductor ... | DM74LS86W |  112Kb/ 6P | Quad 2-Input Exclusive-OR Gates |
 National Semiconductor ... | DM74LS83A |  108Kb/ 4P | 4-BIT BINARY ADDERS WITH FAST CARRY |
 National Semiconductor ... | DM74LS83AN |  108Kb/ 4P | 4-BIT BINARY ADDERS WITH FAST CARRY |
| DM74LS83AWM |  108Kb/ 4P | 4-BIT BINARY ADDERS WITH FAST CARRY |
 National Semiconductor ... | DM74LS85M |  155Kb/ 8P | 4-Bit Magnitude Comparators |
 National Semiconductor ... | DM74LS85N |  155Kb/ 8P | 4-Bit Magnitude Comparators |