General description
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 and benefits
■ 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.