5408DMQB中文资料

TL F 64985408 DM5408 DM7408 Quad 2-Input AND GatesJune1989 5408 DM5408 DM7408Quad2-Input AND GatesGeneral DescriptionThis device contains four independent gates each of whichperforms the logic AND functionFeaturesY Alternate Military Aerospace device(5408)is availableContact a National Semiconductor Sales Office Distrib-utor for specificationsConnection DiagramDual-In-Line PackageTL F 6498–1Order Number5408DMQB 5408FMQB DM5408J DM5408W or DM7408NSee NS Package Number J14A N14A or W14BFunction TableY e ABInputs OutputA B YL L LL H LH L LH H HH e High Logic LevelL e Low Logic LevelC1995National Semiconductor Corporation RRD-B30M105 Printed in U S AAbsolute Maximum Ratings(Note)If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage7V Input Voltage5 5V Operating Free Air Temperature RangeDM54and54b55 C to a125 C DM740 C to a70 C Storage Temperature Range b65 C to a150 C Note The‘‘Absolute Maximum Ratings’’are those values beyond which the safety of the device cannot be guaran-teed The device should not be operated at these limits The parametric values defined in the‘‘Electrical Characteristics’’table are not guaranteed at the absolute maximum ratings The‘‘Recommended Operating Conditions’’table will define the conditions for actual device operationRecommended Operating ConditionsSymbol ParameterDM5408DM7408Units Min Nom Max Min Nom MaxV CC Supply Voltage4 555 54 7555 25V V IH High Level Input Voltage22V V IL Low Level Input Voltage0 80 8V I OH High Level Output Current b0 8b0 8mA I OL Low Level Output Current1616mA T A Free Air Operating Temperature b55125070 CElectrical Characteristics over recommended operating free air temperature range(unless otherwise noted)Symbol Parameter Conditions MinTypMax Units (Note1)V I Input Clamp Voltage V CC e Min I I e b12mA b1 5VV OH High Level Output V CC e Min I OH e Max2 43 4VVoltage V IL e MaxV OL Low Level Output V CC e Min I OL e Max0 20 4VVoltage V IH e MinI I Input Current Max V CC e Max V I e5 5V1mA Input VoltageI IH High Level Input Current V CC e Max V I e2 4V40m AI IL Low Level Input Current V CC e Max V I e0 4V b1 6mAI OS Short Circuit V CC e Max DM54b20b55mA Output Current(Note2)DM74b18b55I CCH Supply Current with V CC e Max1121mA Outputs HighI CCL Supply Current with V CC e Max2033mA Outputs LowSwitching Characteristics at V CC e5V and T A e25 C(See Section1for Test Waveforms and Output Load)Symbol Parameter Conditions Min Max Unitst PLH Propagation Delay Time C L e15pF27ns Low to High Level Output R L e400Xt PHL Propagation Delay Time19ns High to Low Level OutputNote1 All typicals are at V CC e5V T A e25 CNote2 Not more than one output should be shorted at a time2Physical Dimensions inches(millimeters)14-Lead Ceramic Dual-In-Line Package(J)Order Number5408DMQB or DM5408JNS Package Number J14A14-Lead Molded Dual-In-Line Package(N)Order Number DM7408NNS Package Number N14A35408 D M 5408 D M 7408Q u a d 2-I n p u t A N D G a t e sPhysical Dimensions inches (millimeters)(Continued)14-Lead Ceramic Flat Package (W)Order Number 5408FMQB or DM5408WNS Package Number W14BLIFE SUPPORT POLICYNATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein 1 Life support devices or systems are devices or 2 A critical component is any component of a life systems which (a)are intended for surgical implant support device or system whose failure to perform can into the body or (b)support or sustain life and whose be reasonably expected to cause the failure of the life failure to perform when properly used in accordance support device or system or to affect its safety or with instructions for use provided in the labeling can effectivenessbe reasonably expected to result in a significant injury to the userNational Semiconductor National Semiconductor National Semiconductor National Semiconductor CorporationEuropeHong Kong LtdJapan Ltd1111West Bardin RoadFax (a 49)0-180-530858613th Floor Straight Block Tel 81-043-299-2309。