74F51PC ,Dual 2-Wide 2-Input; 2-Wide 3-Input AND-OR-Invert GateElectrical CharacteristicsSymbol Parameter Min Typ Max Units V ConditionsCCV Input HIGH Voltage 2.0 ..
74F51PC ,Dual 2-Wide 2-Input; 2-Wide 3-Input AND-OR-Invert GateGeneral DescriptionThis device contains two independent logic units, one per-forming a 2-2 AND-OR-I ..
74F521 ,8-Bit Identity ComparatorFeaturesThe 74F521 is an expandable 8-bit comparator. It com-
74F51PC
Dual 2-Wide 2-Input; 2-Wide 3-Input AND-OR-Invert Gate
74F51 Dual 2-Wide 2-Input; 2-Wide 3-Input AND-OR-Invert Gate April 1988 Revised July 1999 74F51 Dual 2-Wide 2-Input; 2-Wide 3-Input AND-OR-Invert Gate General Description This device contains two independent logic units, one per- forming a 2-2 AND-OR-INVERT and the other performing a 3-3 AND-OR-INVERT function. Ordering Code: Order Number Package Number Package Description 74F51SC M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow 74F51SJ M14D 14-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 74F51PC N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Logic Symbol Connection Diagram IEEE/IEC Unit Loading/Fan Out Input I /I U.L. IH IL Pin Names Description Output I /I HIGH/LOW OH OL A , B , C , D , E , F Inputs 1.0/1.0 20 μA/−0.6 mA n n n n n n Outputs 50/33.3 −1 mA/20 mA O n Function Table for 3-Input Gates Function Table for 2-Input Gates Inputs Output Inputs Output A B C D E F A B C D 0 0 0 0 0 0 O 1 1 1 1 O 0 1 HHH X X X L HHX X L XXX H H H L XX H H L All other combinations H All other combinations H H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial © 1999 DS009468
