| Manufacturer | Part Number | Description |
|---|---|---|
NXP Semiconductors |
HEF4001B | Quadruple 2-input NOR gate |
Philips Semiconductors (now NXP Semiconductors) |
HEF4001B | Quadruple 2-input NOR gate |
Nexperia |
HEF4001B-Q100 | Quad 2-input NOR gate |
|
Nexperia |
HEF4001B | Quad 2-input NOR gate |
