位置:首页 > IC中文资料 > SN74LS221NDS
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 | |||
74LS221DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs GeneralDescription TheDM74LS221isadualmonostablemultivibratorwith Schmitt-triggerinput.Eachdevicehasthreeinputspermitting thechoiceofeitherleading-edgeortrailing-edgetriggering. Pin(A)isanactive-LOWtriggertransitioninputand pin(B)isanactive-HIGHtransitionSc | SYC SYC Electronica | |||
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 摩托罗拉加尔文制造公司 |
IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
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、 |
|||
FAIRCHILD |
23+ |
NA |
19960 |
只做进口原装,终端工厂免费送样 |
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TW |
00+ |
DIP16 |
263 |
全新原装100真实现货供应 |
|||
HIT |
21+ |
SOP5.2 |
12588 |
原装正品,自己库存 假一罚十 |
|||
HIT |
24+ |
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 |
|||
24+ |
N/A |
80000 |
一级代理-主营优势-实惠价格-不悔选择 |
||||
HITACHI/日立 |
24+ |
SOP-16 |
20 |
只做原厂渠道 可追溯货源 |
|||
TI |
24+ |
SOP |
2650 |
原装优势!绝对公司现货 |
|||
RENESAS/瑞萨 |
23+ |
50000 |
全新原装正品现货,支持订货 |
||||
TI |
25+23+ |
NA |
17808 |
绝对原装正品全新进口深圳现货 |
SN74LS221NDS规格书下载地址
SN74LS221NDS参数引脚图相关
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