型号 功能描述 生产厂家&企业 LOGO 操作
HD74LS221

DualMonostableMultivibrators

●Quadrupie2-InputPositiveNANDGates ●Quadruple2-InputPositiveNANDGates(withOpenCollectorOutput) (Continue....)

HitachiHitachi Semiconductor

日立日立公司

Hitachi
HD74LS221

DualMonostableMultivibrators

Thismultivibratorfeaturesanegative-transition-triggeredinputandapositive-transition-triggeredinputeitherofwhichcanbeusedasaninhibitinput.Pulsetriggeringoccursataparticularvoltagelevelandisnotdirectlyrelatedtothetransitiontimeoftheinputpulse.Schmitt-trigger

RENESASRenesas Technology Corp

瑞萨瑞萨科技有限公司

RENESAS
HD74LS221

Ouadruple2-inputPositiveNANDGates

文件:6.85482 Mbytes Page:273 Pages

HitachiHitachi Semiconductor

日立日立公司

Hitachi

DualMonostableMultivibrators

Thismultivibratorfeaturesanegative-transition-triggeredinputandapositive-transition-triggeredinputeitherofwhichcanbeusedasaninhibitinput.Pulsetriggeringoccursataparticularvoltagelevelandisnotdirectlyrelatedtothetransitiontimeoftheinputpulse.Schmitt-trigger

RENESASRenesas Technology Corp

瑞萨瑞萨科技有限公司

RENESAS

DualMonostableMultivibrators

Thismultivibratorfeaturesanegative-transition-triggeredinputandapositive-transition-triggeredinputeitherofwhichcanbeusedasaninhibitinput.Pulsetriggeringoccursataparticularvoltagelevelandisnotdirectlyrelatedtothetransitiontimeoftheinputpulse.Schmitt-trigger

RENESASRenesas Technology Corp

瑞萨瑞萨科技有限公司

RENESAS

74LS221DualNon-RetriggerableOne-ShotwithClearandComplementaryOutputs

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

SYC

SYC Electronica

SYC

LOWPOWERSCHOTTKY

DualMonostableMultivibratorswithSchmitt-Triggerinputs •SN74LS221isaDualHighlyStableOne-Shot •OverridingClearTerminatesOutputPulse •PinOutisIdenticaltoSN74LS123

ONSEMION Semiconductor

安森美半导体安森美半导体公司

ONSEMI

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

Fairchild

DUALMONOSTABLEMULTIVIBRATORSWITHSCHMITT-TRIGGERINPUTS

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

MotorolaMotorola, Inc

摩托罗拉加尔文制造公司

Motorola

LOWPOWERSCHOTTKY

DualMonostableMultivibratorswithSchmitt-Triggerinputs •SN74LS221isaDualHighlyStableOne-Shot •OverridingClearTerminatesOutputPulse •PinOutisIdenticaltoSN74LS123

ONSEMION Semiconductor

安森美半导体安森美半导体公司

ONSEMI
替换型号 功能描述 生产厂家&企业 LOGO 操作

Dual non-retriggerable monostable multivibrator with reset

PhilipsPhilips Semiconductors

飞利浦荷兰皇家飞利浦

Dual Non-Retriggerable Monostable Multivibrator

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

Fairchild

Dual Monostable Multivibrators (with Schmitt Trigger Input)

HitachiHitachi Semiconductor

日立日立公司

Hitachi

High Speed CMOS Logic Dual Monostable Multivibrator with Reset

TITexas Instruments

德州仪器美国德州仪器公司

TI

LOW POWER SCHOTTKY

ONSEMION Semiconductor

安森美半导体安森美半导体公司

ONSEMI

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

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

Fairchild

LOW POWER SCHOTTKY

ONSEMION Semiconductor

安森美半导体安森美半导体公司

ONSEMI

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

TITexas Instruments

德州仪器美国德州仪器公司

TI

DUAL MONOSTABLE MULTIVIBRATPORS WITH SCHMITT-TRIGGER INPUTS

TITexas Instruments

德州仪器美国德州仪器公司

TI

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

TITexas Instruments

德州仪器美国德州仪器公司

TI

HD74LS221产品属性

  • 类型

    描述

  • 型号

    HD74LS221

  • 制造商

    Panasonic Industrial Company

  • 功能描述

    I.C.

更新时间:2025-7-19 15:22:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
HITACHI
23+
SOIC-16
65480
HIT
24+
SOP
80000
只做自己库存,全新原装进口正品假一赔百,可开13%增
HITACHI/日立
24+
SOP16
9600
原装现货,优势供应,支持实单!
RENESAS
18+
DIP-16
85600
保证进口原装可开17%增值税发票
HITACHI
1716+
SOP
7500
只做原装进口,假一罚十
HIT
23+
SOP
28000
原装正品
HITACHI/日立
2410+
DIP
1489
原装正品.假一赔百.正规渠道.原厂追溯.
HITACHI/日立
24+
DIP16
33487
郑重承诺只做原装进口现货
HITACHI
NA
8560
一级代理 原装正品假一罚十价格优势长期供货
HIT
25+
SOP-16
3200
全新原装、诚信经营、公司现货销售

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