DN74LS21

Contextual Info: LS TTL DN74LS Series DN74LS21 DNZ4LS21 b K > jq . L ^ \ Dual 4 -input P o sitiv e A N D Gates • Description P-l DN74LS21 contains two 4-input positive isolation A N D gate circuits. ■ Features • Low power consumption P d = 8.5 mW typical • High speed (tpd = 9ns typical)