| 408921 | DM74LS534WM | 7 V, octal D-type flip-flop with TRI-STATE output | National Semiconductor |
| 408922 | DM74LS54 | 4-Wide 2-Input AND-OR-INVERT Gate | National Semiconductor |
| 408923 | DM74LS540 | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 408924 | DM74LS540N | 7 V, octal buffer/line driver with TRI-STATE output | National Semiconductor |
| 408925 | DM74LS540WM | 7 V, octal buffer/line driver with TRI-STATE output | National Semiconductor |
| 408926 | DM74LS54M | 4-WIDE, 2-Input AND-OR-INVERT Gate | National Semiconductor |
| 408927 | DM74LS54M | 4-WIDE, 2-INPUT AND-OR-INVERT GATE | National Semiconductor |
| 408928 | DM74LS54N | 4-WIDE, 2-Input AND-OR-INVERT Gate | National Semiconductor |
| 408929 | DM74LS54N | 4-WIDE, 2-INPUT AND-OR-INVERT GATE | National Semiconductor |
| 408930 | DM74LS55 | 2-Wide 4-Input AND-OR-INVERT Gate | National Semiconductor |
| 408931 | DM74LS55M | 2-Wide, 4-Input AND-OR-INVERT Gate | National Semiconductor |
| 408932 | DM74LS55M14A | 2-Wide, 4-Input AND-OR-INVERT Gate | National Semiconductor |
| 408933 | DM74LS55N | 2-Wide, 4-Input AND-OR-INVERT Gate | National Semiconductor |
| 408934 | DM74LS55N14A | 2-Wide, 4-Input AND-OR-INVERT Gate | National Semiconductor |
| 408935 | DM74LS563 | Octal D Latch with TRI-STATE Outputs | National Semiconductor |
| 408936 | DM74LS563N | 7 V, octal D-type latch with TRI-STATE output | National Semiconductor |
| 408937 | DM74LS563WM | 7 V, octal D-type latch with TRI-STATE output | National Semiconductor |
| 408938 | DM74LS564 | Octal D-Type Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 408939 | DM74LS573 | Octal D-Type Latch with 3-STATE Outputs | Fairchild Semiconductor |
|
| 408940 | DM74LS573 | Octal D-Type Latch with TRI-STATE Outputs | National Semiconductor |
| 408941 | DM74LS573N | Octal D-Type Latch with 3-STATE Outputs | Fairchild Semiconductor |
| 408942 | DM74LS573N | 7 V, octal D-type latch with TRI-STATE output | National Semiconductor |
| 408943 | DM74LS573WM | Octal D-Type Latch with 3-STATE Outputs | Fairchild Semiconductor |
| 408944 | DM74LS573WM | 7 V, octal D-type latch with TRI-STATE output | National Semiconductor |
| 408945 | DM74LS573WMX | Octal D-Type Latch with 3-STATE Outputs | Fairchild Semiconductor |
| 408946 | DM74LS574 | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 408947 | DM74LS574 | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 408948 | DM74LS574N | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 408949 | DM74LS574N | 7 V, octal D-type flip-flop with TRI-STATE output | National Semiconductor |
| 408950 | DM74LS574WM | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 408951 | DM74LS574WM | 7 V, octal D-type flip-flop with TRI-STATE output | National Semiconductor |
| 408952 | DM74LS574WMX | Octal D Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 408953 | DM74LS645 | Octal Bus Transceiver | Fairchild Semiconductor |
| 408954 | DM74LS645 | Octal TRI-STATE Bus Transceiver | National Semiconductor |
| 408955 | DM74LS645N | Octal Bus Transceiver | Fairchild Semiconductor |
| 408956 | DM74LS645N | 7 V, octal bus transceiver | National Semiconductor |
| 408957 | DM74LS645WM | Octal Bus Transceiver | Fairchild Semiconductor |
| 408958 | DM74LS645WM | 7 V, octal bus transceiver | National Semiconductor |
| 408959 | DM74LS645WMX | Octal 3-STATE Bus Transceiver | Fairchild Semiconductor |
| 408960 | DM74LS670 | 3-STATE 4-by-4 Register File | Fairchild Semiconductor |
