| Part Number | Description |
|---|---|
| 54240 | Eight three-state inverting buffer / line driver / line receiver |
| 74LS284 | 4-bit parallel binary multiplier |
| 54284 | 4-bit parallel binary multiplier |
| 74240 | Eight three-state inverting buffer / line driver / line receiver |
| 74139 | Dual Line 2-4 decoder |
| 54139 | Dual Line 2-4 decoder |
| 74284 | 4-bit parallel binary multiplier |
