- Type: gate
- DIP: 14-pin
- Number of elements: 2
- Inputs per element: 4
- Outputs per element: 1
Provides two NOR gates with four inputs and an output each.
| Label | Description |
|---|---|
| An | first input of gate n |
| Bn | second input of gate n |
| Cn | third input of gate n |
| Dn | fourth input of gate n |
| Yn | output of gate n |
| An | Bn | Cn | Dn | Yn |
|---|---|---|---|---|
| L | L | L | L | H |
| H | X | X | X | L |
| X | H | X | X | L |
| X | X | H | X | L |
| X | X | X | H | L |
- H: HIGH voltage level
- L: LOW voltage level
- X: don't care
