Catalog > Semiconductors > Integrated Circuits 74LS02 Gate NOR Gate NOR Quad 2 Input +VE 14 Part No: 74LS02 8.68 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Logic Function: NOR (Y = ¬(A + B)) Number of Gates: 4 Inputs per Gate: 2 Output Type: Standard TTL output Logic Level: Positive logic (+VE) Package: 14-pin DIP or other variants (SOIC, TSSOP) Operating Voltage (Vcc): 4.75V – 5.25V typical Propagation Delay: ~10 ns (typical) Fan-Out: 10 (can drive 10 standard TTL inputs)