DM74LS40 is Dual 4-Input NAND Buffer manufactured by National Semiconductor.
| Part Number | Description |
|---|---|
| DM74LS42 | Decimal Decoders |
| DM74LS447 | BCD to 7-Segment Decoder/Driver |
| DM74LS450 | 16:1 Multiplexer |
| DM74LS451 | DM54LS451/DM74LS451 DUAL 8:1 Multiplexer |
| DM74LS460 | 10-Bit Comparator |
This device contains two independent gates each of which perform the logic NAND function Connection Diagrams Dual-In-Line Package TL F 10171 1 Order Number DM74LS40M or DM74LS40N See NS Package Number M14A or N14A Function Table (Each Gate) Inputs A H L X X.
