The 74HC4002; 74HCT4002 is a dual 4-input NOR gate. Inputs also include clamp diodes that enable the use of current limiting resistors to interface inputs to voltages in excess of VCC
Features :
- Complies with JEDEC standard JESD7A
- Low-power dissipation
- Input levels:
For 74HC4002: CMOS level
For 74HCT4002: TTL level
- ESD protection:
HBM JESD22-A114F exceeds 2000 V
MM JESD22-A115-A exceeds 200 V
- Multiple package options
- Specified from -40 °C to +80 °C and from -40 °C to +125 °C.
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Specifications :-
| Symbol | Parameter | Min | Max | Unit |
| VCC | Supply Voltage | Â -0.5 | Â +7 | V |
| IIK | input clamping current | Â – | Â +20 | mA |
| Iok | output clamping current | Â – | Â +20 | mA |
| IO | output current | Â – | Â +25 | mA |
| ICC | supply current | Â – | 50 | mA |
| IGND | ground current | Â -50 | Â – | mA |
| Tstg | storage temperature |  -65 |  +150 | °C |
| Ptot | total power dissipation | Â Â Â Â Â Â Â – | Â Â Â Â 500 | mW |
Package Includes :-
1 X 74HC4002 Dual 4-input NOR Gate IC (744002 IC) DIP-14 Package
* Product Images are shown for illustrative purposes only and may differ from the actual product.

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