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74LS221

LOW POWER SCHOTTKY

DualMonostableMultivibratorswithSchmitt-Triggerinputs ?SN74LS221isaDualHighlyStableOne-Shot ?OverridingClearTerminatesOutputPulse ?PinOutisIdenticaltoSN74LS123

ONSEMION Semiconductor

安森美半導(dǎo)體安森美半導(dǎo)體公司

74LS221

Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs

GeneralDescription TheDM74LS221isadualmonostablemultivibratorwithSchmitt-triggerinput.Eachdevicehasthreeinputspermittingthechoiceofeitherleading-edgeortrailing-edgetriggering.Pin(A)isanactive-LOWtriggertransitioninputandpin(B)isanactive-HIGHtransitionSchm

FairchildFairchild Semiconductor

仙童半導(dǎo)體飛兆/仙童半導(dǎo)體公司

74LS221

74LS221 Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs

GeneralDescription TheDM74LS221isadualmonostablemultivibratorwith Schmitt-triggerinput.Eachdevicehasthreeinputspermitting thechoiceofeitherleading-edgeortrailing-edgetriggering. Pin(A)isanactive-LOWtriggertransitioninputand pin(B)isanactive-HIGHtransitionSc

SYC

SYC Electronica

74LS221N

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

DUALMONOSTABLEMULTIVIBRATORSWITHSCHMITT-TRIGGERINPUTS EachmultivibratoroftheLS221featuresanegative-transition-triggeredinputandapositive-transition-triggeredinputeitherofwhichcanbeusedasaninhibitinput. Pulsetriggeringoccursatavoltagelevelandisnotrelated

MotorolaMotorola, Inc

摩托羅拉加爾文制造公司

74LS221N

LOW POWER SCHOTTKY

DualMonostableMultivibratorswithSchmitt-Triggerinputs ?SN74LS221isaDualHighlyStableOne-Shot ?OverridingClearTerminatesOutputPulse ?PinOutisIdenticaltoSN74LS123

ONSEMION Semiconductor

安森美半導(dǎo)體安森美半導(dǎo)體公司

DM74LS221

DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs

GeneralDescription TheDM74LS221isadualmonostablemultivibratorwithSchmitt-triggerinput.Eachdevicehasthreeinputspermittingthechoiceofeitherleading-edgeortrailing-edgetriggering.Pin(A)isanactive-LOWtriggertransitioninputandpin(B)isanactive-HIGHtransitionSchm

FairchildFairchild Semiconductor

仙童半導(dǎo)體飛兆/仙童半導(dǎo)體公司

DM74LS221

DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs

NSCNational Semiconductor (TI)

美國國家半導(dǎo)體美國國家半導(dǎo)體公司

DM74LS221M

DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs

NSCNational Semiconductor (TI)

美國國家半導(dǎo)體美國國家半導(dǎo)體公司

DM74LS221M

DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs

GeneralDescription TheDM74LS221isadualmonostablemultivibratorwithSchmitt-triggerinput.Eachdevicehasthreeinputspermittingthechoiceofeitherleading-edgeortrailing-edgetriggering.Pin(A)isanactive-LOWtriggertransitioninputandpin(B)isanactive-HIGHtransitionSchm

FairchildFairchild Semiconductor

仙童半導(dǎo)體飛兆/仙童半導(dǎo)體公司

DM74LS221N

DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs

NSCNational Semiconductor (TI)

美國國家半導(dǎo)體美國國家半導(dǎo)體公司

替換型號

詳細(xì)參數(shù)

  • 型號：

    74LS221

  • 制造商：

    Semiconductors

供應(yīng)商型號品牌批號封裝庫存備注價(jià)格
MOT
11+
DIP
62000
原裝正品現(xiàn)貨優(yōu)勢18
 詢價(jià)
HITACHI/日立
24+
SOP-16
20
只做原廠渠道 可追溯貨源
 詢價(jià)
TW
00+
DIP16
263
全新原裝100真實(shí)現(xiàn)貨供應(yīng)
 詢價(jià)
TI
24+
DIP
2300
散
 詢價(jià)
HIT/NS
23+
DIPSOP
11000
全新原裝
 詢價(jià)
TI
24+
SOP
1500
原裝現(xiàn)貨假一罰十
 詢價(jià)
FAIRCHILD
23+
NA
19960
只做進(jìn)口原裝,終端工廠免費(fèi)送樣
 詢價(jià)
TI
24+
SOP
2650
原裝優(yōu)勢!絕對公司現(xiàn)貨
 詢價(jià)
HIT
21+
SOP5.2
12588
原裝正品,自己庫存 假一罰十
 詢價(jià)
HIT
2020+
SOP5.2
80000
只做自己庫存,全新原裝進(jìn)口正品假一賠百,可開13%增
 詢價(jià)
更多74LS221供應(yīng)商 更新時(shí)間2025-2-7 13:38:00

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