54LS

64BIT RANDOM ACCESS MEMORY

DESCRIPTION The289isahighspeed64-bitRAMorganizedasa16-wordby4-bitarray.Addressinputarebufferedtominimizeloading,andaddressesarefullydecodedon-chip.

54LS

Hex Inverters with Schmitt Trigger Inputs

54LS/74LS76

DUAL JK FLIP - FLOP

[Signetics]

54LS/74LS90

The ’90 is a 4-stage ripple counter containing a high speed flip-flop acting as a divide-by-two and three flip-flops connected as a divideby- five counter.

DESCRIPTION—The’90isa4-stageripplecountercontainingahighspeed flip-flopactingasadivide-by-twoandthreeflip-flopsconnectedasadivideby- fivecounter.ItcanbeconnectedtooperatewithaconventionalBCDoutput patternoritcanbeconnectedtoprovidea50dutycycleoutpu

54LS00

QUAD 2-INPUT NAND GATE

QUAD2-INPUTNANDGATES

54LS00DM

QUAD 2-INPUT NAND GATE

QUAD2-INPUTNANDGATES

54LS00FM

QUAD 2-INPUT NAND GATE

QUAD2-INPUTNANDGATES

54LS04

HEX INVERTER

HEXINVERTER LOWPOWERSCHOTTKY

54LS11

TRIPLE 3-INPUT AND GATE

TRIPLE3-INPUTANDGATE

54LS11DM

TRIPLE 3-INPUT AND GATE

TRIPLE3-INPUTANDGATE

54LS11FM

TRIPLE 3-INPUT AND GATE

TRIPLE3-INPUTANDGATE

54LS123

RETRIGGERABLE MONOSTABLE MULTIVIBRATORS

Thesedctriggeredmultivibratorsfeaturepulsewidthcontrolbythreemethods.Thebasicpulsewidthisprogrammedbyselectionofexternalresistanceandcapacitancevalues.TheLS122hasaninternaltimingresistorthatallowsthecircuitstobeusedwithonlyanexternalcapacitor.Oncetrigge

54LS125

QUAD 3-STATE BUFFERS

QUAD3-STATEBUFFERS LOWPOWERSCHOTTKY

54LS138

1-OF-8 DECODER/ DEMULTIPLEXER

TheLSTTL/MSISN54/74LS138isahighspeed1-of-8Decoder/Demultiplexer.Thisdeviceisideallysuitedforhighspeedbipolarmemorychipselectaddressdecoding.Themultipleinputenablesallowparallelexpansiontoa1-of-24decoderusingjustthreeLS138devicesortoa1-of-32decoderusing

54LS14

Hex Inverter with Schmitt Trigger Inputs

GeneralDescription ThisdevicecontainssixindependentgateseachofwhichperformsthelogicINVERTfunction.Eachinputhashysteresiswhichincreasesthenoiseimmunityandtransformsaslowlychanginginputsignaltoafastchanging,jitterfreeoutput. SupplyVoltage7V InputVoltage7V

54LS15

TRIPLE 3-INPUT AND GATE

TRIPLE3-INPUTANDGATELOWPOWERSCHOTTKY

54LS151

8-INPUT MULTIPLEXER

TheTTL/MSISN54/74LS151isahighspeed8-inputDigitalMultiplexer.Itprovides,inonepackage,theabilitytoselectonebitofdatafromuptoeightsources.TheLS151canbeusedasauniversalfunctiongeneratortogenerateanylogicfunctionoffourvariables.Bothassertionandnegationoutpu

54LS170

4 X 4 REGISTER FILE (With Open-Collector Output)

DESCRIPTION The170contains16highspeed,lowpower,transparentD-typelatchesarrangedasfourwordsoffourbitseach,tofunctionasa4X4registerfile.Separatereadandwriteinputs,bothaddressandenable,allowsimultaneousreadandwriteoperation.

54LS170DM

4 X 4 REGISTER FILE (With Open-Collector Output)

DESCRIPTION The170contains16highspeed,lowpower,transparentD-typelatchesarrangedasfourwordsoffourbitseach,tofunctionasa4X4registerfile.Separatereadandwriteinputs,bothaddressandenable,allowsimultaneousreadandwriteoperation.

54LS170FM

4 X 4 REGISTER FILE (With Open-Collector Output)

DESCRIPTION The170contains16highspeed,lowpower,transparentD-typelatchesarrangedasfourwordsoffourbitseach,tofunctionasa4X4registerfile.Separatereadandwriteinputs,bothaddressandenable,allowsimultaneousreadandwriteoperation.