DM74LS21 Description
This device contains two independent gates each of which performs the logic AND function.
DM74LS21 is Dual 4-Input AND Gates manufactured by National Semiconductor.
| Part Number | Description |
|---|---|
| DM74LS20 | Dual 4-Input NAND Gates |
| DM74LS22 | Dual 4-Input NAND Gates |
| DM74LS221 | Dual Non-Retriggerable One-Shot |
| DM74LS240 | Octal TRI-STATE Buffers/Line Drivers/Line Receivers |
| DM74LS241 | Octal TRI-STATE Buffers/Line Drivers/Line Receivers |
This device contains two independent gates each of which performs the logic AND function.