| 448481 | DM74LS265A | Hex TRI-STATE Buffers | National Semiconductor |
| 448482 | DM74LS265AM | Hex TRI-STATE Buffers | National Semiconductor |
| 448483 | DM74LS265AM | Hex TRI-STATE Buffers | National Semiconductor |
| 448484 | DM74LS266 | Quad 2-Input Exclusive-NOR Gate with Open-Collector Outputs | Fairchild Semiconductor |
| 448485 | DM74LS266 | Quad 2-Input Exclusive-NOR Gate with Open Collector Outputs | National Semiconductor |
| 448486 | DM74LS266M | Quad 2-Input Exclusive-NOR Gate with Open-Collector Outputs | Fairchild Semiconductor |
| 448487 | DM74LS266M | QUAD 2-INPUT EXCLUSIVE-NOR GATE WITH OPEN-COLLECTOR OUTPUTS | National Semiconductor |
| 448488 | DM74LS266MX | Quad 2-Input Exclusive NOR Gate with Open Collector Outputs | Fairchild Semiconductor |
| 448489 | DM74LS266N | Quad 2-Input Exclusive-NOR Gate with Open-Collector Outputs | Fairchild Semiconductor |
| 448490 | DM74LS266N | QUAD 2-INPUT EXCLUSIVE-NOR GATE WITH OPEN-COLLECTOR OUTPUTS | National Semiconductor |
| 448491 | DM74LS26M | Quad 2-Input NAND Gate with High Voltage Open-Collector Outputs | Fairchild Semiconductor |
| 448492 | DM74LS26N | Quad 2-Input NAND Gate with High Voltage Open-Collector Outputs | Fairchild Semiconductor |
| 448493 | DM74LS27 | Triple 3-Input NOR Gate | Fairchild Semiconductor |
| 448494 | DM74LS27 | Triple 3-Input NOR Gate | National Semiconductor |
| 448495 | DM74LS273 | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448496 | DM74LS273 | 8-Bit Register with Clear | National Semiconductor |
| 448497 | DM74LS273CW | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448498 | DM74LS273M | 8-Bit Register with Clear | National Semiconductor |
| 448499 | DM74LS273M | 8-BIT REGISTER WITH CLEAR | National Semiconductor |
|
| 448500 | DM74LS273N | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448501 | DM74LS273N | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448502 | DM74LS273N | 8-BIT REGISTER WITH CLEAR | National Semiconductor |
| 448503 | DM74LS273N | 8-Bit Register with Clear | National Semiconductor |
| 448504 | DM74LS273N | 8-Bit Register with Clear | National Semiconductor |
| 448505 | DM74LS273N | 8-BIT REGISTER WITH CLEAR | National Semiconductor |
| 448506 | DM74LS273SJ | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448507 | DM74LS273SJX | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448508 | DM74LS273WM | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448509 | DM74LS273WMX | 8-Bit Register with Clear | Fairchild Semiconductor |
| 448510 | DM74LS279 | Quad S-R Latch | Fairchild Semiconductor |
| 448511 | DM74LS279 | Quad S-R Latch | National Semiconductor |
| 448512 | DM74LS279M | Quad S-R Latch | Fairchild Semiconductor |
| 448513 | DM74LS279M | Quad S-R Latches | National Semiconductor |
| 448514 | DM74LS279MX | Quad S-R Latch | Fairchild Semiconductor |
| 448515 | DM74LS279N | Quad S-R Latch | Fairchild Semiconductor |
| 448516 | DM74LS279N | Quad S-R Latches | National Semiconductor |
| 448517 | DM74LS27M | Triple 3-Input NOR Gate | Fairchild Semiconductor |
| 448518 | DM74LS27M | TRIPLE 3-INPUT NOR GATES | National Semiconductor |
| 448519 | DM74LS27N | Triple 3-Input NOR Gate | Fairchild Semiconductor |
| 448520 | DM74LS27N | TRIPLE 3-INPUT NOR GATES | National Semiconductor |
