| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | 74F20PC |  140Kb/6P | Dual 4-Input NAND Gate |
 National Semiconductor ... | 74F20SC |  140Kb/6P | Dual 4-Input NAND Gate |
 National Semiconductor ... | 74F20SJ |  140Kb/6P | Dual 4-Input NAND Gate |
 National Semiconductor ... | 74F20 |  140Kb/6P | Dual 4-Input NAND Gate |
 National Semiconductor ... | 74F219 |  164Kb/8P | 64-Bit Random Access Memory with TRI-STATEE Outputs |
 National Semiconductor ... | 74F219PC |  164Kb/8P | 64-Bit Random Access Memory with TRI-STATEE Outputs |
 National Semiconductor ... | 74F219SC |  164Kb/8P | 64-Bit Random Access Memory with TRI-STATEE Outputs |
 National Semiconductor ... | 74F219SJ |  164Kb/8P | 64-Bit Random Access Memory with TRI-STATEE Outputs |