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型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
---|---|---|---|---|
LOWPOWERSCHOTTKY DualMonostableMultivibratorswithSchmitt-Triggerinputs •SN74LS221isaDualHighlyStableOne-Shot •OverridingClearTerminatesOutputPulse •PinOutisIdenticaltoSN74LS123 | ONSEMION Semiconductor 安森美半导体安森美半导体公司 | |||
DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs GeneralDescription TheDM74LS221isadualmonostablemultivibratorwithSchmitt-triggerinput.Eachdevicehasthreeinputspermittingthechoiceofeitherleading-edgeortrailing-edgetriggering.Pin(A)isanactive-LOWtriggertransitioninputandpin(B)isanactive-HIGHtransitionSchm | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | |||
LOWPOWERSCHOTTKY DualMonostableMultivibratorswithSchmitt-Triggerinputs •SN74LS221isaDualHighlyStableOne-Shot •OverridingClearTerminatesOutputPulse •PinOutisIdenticaltoSN74LS123 | ONSEMION Semiconductor 安森美半导体安森美半导体公司 | |||
DUALMONOSTABLEMULTIVIBRATORSWITHSCHMITT-TRIGGERINPUTS DUALMONOSTABLEMULTIVIBRATORSWITHSCHMITT-TRIGGERINPUTS EachmultivibratoroftheLS221featuresanegative-transition-triggeredinputandapositive-transition-triggeredinputeitherofwhichcanbeusedasaninhibitinput. Pulsetriggeringoccursatavoltagelevelandisnotrelated | MotorolaMotorola, Inc 摩托罗拉 | |||
DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs GeneralDescription TheDM74LS221isadualmonostablemultivibratorwithSchmitt-triggerinput.Eachdevicehasthreeinputspermittingthechoiceofeitherleading-edgeortrailing-edgetriggering.Pin(A)isanactive-LOWtriggertransitioninputandpin(B)isanactive-HIGHtransitionSchm | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 |
IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
RENESAS/瑞萨 |
23+ |
NA/ |
3295 |
原装现货,当天可交货,原型号开票 |
|||
RENESAS(瑞萨)/IDT |
23+ |
7350 |
现货供应,当天可交货!免费送样,原厂技术支持!!! |
||||
TI |
22 |
DIP |
39890 |
3月31原装,微信报价 |
|||
NS |
2023+ |
SOP16 |
8700 |
原装现货 |
|||
MOTOROLA/摩托罗拉 |
23+ |
SOP |
3000 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
|||
TI |
2020+ |
DIP |
16800 |
绝对原装进口现货,假一赔十,价格优势! |
|||
HITACHI/日立 |
24+ |
SOP-16 |
20 |
只做原厂渠道 可追溯货源 |
|||
HIT |
2020+ |
SOP5.2 |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
|||
TW |
00+ |
DIP16 |
263 |
全新原装100真实现货供应 |
|||
TI/德州仪器 |
2410+ |
4652 |
原装正品.假一赔百.正规渠道.原厂追溯. |
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2012-11-5
DdatasheetPDF页码索引
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