SN54HC02, SN74HC02 are quad two-input positive-NOR gates with a wide operating voltage range, can drive 10 LSTTL loads, low power consumption, typical tpd = 8 ns, ±4-mA output drive at 5 V, low input current of 1 µA max.
The SN54HC02 and SN74HC02 devices contain four independent 2‑input NOR gates and are offered in a variety of package options (PDIP, SOIC, SSOP, TSSOP, etc.). Ordering information, package drawings and thermal data are provided on the TI website.
Electrical characteristics include a wide operating voltage range of 2 V to 6 V, low power consumption (20 µA max), low input current (1 µA max), and output drive capability of up to 10 LSTTL loads with +4 mA output current at 5 V. Recommended operating temperatures are –55 °C to 125 °C for SN54HC02 and 40 °C to 85 °C for SN74HC02.
| Supply voltage range | 2 V to 6 V |
|---|---|
| Output drive capability | Up to 10 LSTTL loads |
| Output current at 5 V | +4 mA |
| Power consumption | 20 µA max |
| Input current | 1 µA max |
| Recommended operating temperature (SN54HC02) | -55 °C to 125 °C |
The devices operate from 2 V up to 6 V.
Each chip contains four independent 2‑input NOR gates.
They can source up to +4 mA at a 5 V supply.
SN54HC02 is rated from –55 °C to 125 °C, while SN74HC02 is rated from 40 °C to 85 °C.