The Texas Instruments CD74HCT30MT is a single 8-input NAND gate from the 74HCT series, packaged in a 14-SOIC (3.90 mm width) for surface-mount assembly.
28 ns propagation delay at 4.5 V – timing margin for a 5 V bus
The max propagation delay is 28 ns with a 50 pF load at 4.5 V.
