These devices contain four independent 2-input-NOR gates. The SN5402, SN54LS02, and SN54S02 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN7402, SN74LS02, and SN74S02 are characterized for operation from 0°C to 70°C.
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| Technology family | LS |
| Number of channels | 4 |
| Supply voltage (min) (V) | 4.5 |
| Supply voltage (max) (V) | 5.5 |
| Inputs per channel | 2 |
| IOL (max) (mA) | 0.4 |
| IOH (max) (mA) | -8 |
| Output type | Push-Pull |
| Input type | Bipolar |
| Features | High speed (tpd 10- 50ns) |
| Data rate (max) (MBits) | 35 |
| Rating | Space |
| Operating temperature range (°C) | -55 to 125 |