位置：首页 > IC中文资料第1399页 > DM74LS257
| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
DM74LS257 | 3-STATEQuad2-DataSelectors/Multiplexers GeneralDescription TheseSchottky-clampedhigh-performancemultiplexersfeature3-STATEoutputsthatcaninterfacedirectlywithdatalinesofbus-organizedsystems.Withallbutoneofthecommonoutputsdisabled(atahighimpedancestate),thelowimpedanceofthesingleenabledoutputwilld | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 |  |   |
DM74LS257 | TRI-STATEQuad2-DataSelectors/Multiplexers 文件：163.7 Kbytes Page：8 Pages | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 |  | |
3-STATEQuad2-DataSelectors/Multiplexers GeneralDescription TheseSchottky-clampedhigh-performancemultiplexersfeature3-STATEoutputsthatcaninterfacedirectlywithdatalinesofbus-organizedsystems.Withallbutoneofthecommonoutputsdisabled(atahighimpedancestate),thelowimpedanceofthesingleenabledoutputwilld | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
3-STATEQuad2-DataSelectors/Multiplexers GeneralDescription TheseSchottky-clampedhigh-performancemultiplexersfeature3-STATEoutputsthatcaninterfacedirectlywithdatalinesofbus-organizedsystems.Withallbutoneofthecommonoutputsdisabled(atahighimpedancestate),thelowimpedanceofthesingleenabledoutputwilld | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
3-STATEQuad2-DataSelectors/Multiplexers GeneralDescription TheseSchottky-clampedhigh-performancemultiplexersfeature3-STATEoutputsthatcaninterfacedirectlywithdatalinesofbus-organizedsystems.Withallbutoneofthecommonoutputsdisabled(atahighimpedancestate),thelowimpedanceofthesingleenabledoutputwilld | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
TRI-STATE(RM)Quad2-DataSelectors/Multiplexers 文件：413.55 Kbytes Page：10 Pages | TI1Texas Instruments(TI) 德州仪器德州仪器 (TI) |  | | |
TRI-STATEQuad2-DataSelectors/Multiplexers 文件：163.7 Kbytes Page：8 Pages | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | | | |
TRI-STATEQuad2-DataSelectors/Multiplexers 文件：163.7 Kbytes Page：8 Pages | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | | | |
封装/外壳：16-DIP（0.300"，7.62mm） 包装：管件 描述：IC MULTIPLEXER 4 X 2:1 16DIP 集成电路（IC） 信号开关，多路复用器，解码器 | ONSEMION Semiconductor 安森美半导体安森美半导体公司 |  | | |
LOWPOWERSCHOTTKY Quad2-InputMultiplexerwith3-StateOutputs TheLSTTL/MSISN74LS257BandtheSN74LS258BareQuad2-InputMultiplexerswith3-stateoutputs.FourbitsofdatafromtwosourcescanbeselectedusingaCommonDataSelectinput.Thefouroutputspresenttheselecteddataintrue(non-inverted) | ONSEMION Semiconductor 安森美半导体安森美半导体公司 | | | |
3-STATEQuad2-DataSelectors/Multiplexers GeneralDescription TheseSchottky-clampedhigh-performancemultiplexersfeature3-STATEoutputsthatcaninterfacedirectlywithdatalinesofbus-organizedsystems.Withallbutoneofthecommonoutputsdisabled(atahighimpedancestate),thelowimpedanceofthesingleenabledoutputwilld | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
Quadruple2-line-to-1-lineDataSelectors/Multiplexers(withnoninverted3-stateoutputs)
| HitachiHitachi, Ltd. 日立公司 |  | | |
TRI-STATEQuad2-DataSelectors/Multiplexers 文件：163.7 Kbytes Page：8 Pages | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | | | |
QUADRUPLE2-LINETO1-LINEDATASELECTORS/MULTIPLEXERS 文件：661.04 Kbytes Page：16 Pages | TITexas Instruments 德州仪器美国德州仪器公司 |  | |
| 替换型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
LOW POWER SCHOTTKY | ONSEMION Semiconductor 安森美半导体安森美半导体公司 | | | |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS | TITexas Instruments 德州仪器美国德州仪器公司 | | | |
3-STATE Quad 2-Data Selectors/Multiplexers | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
Quadruple 2-line-to-1-line Data Selectors/Multiplexers(with non inverted 3-state outputs) | HitachiHitachi, Ltd. 日立公司 | | | |
TRI-STATE Quad 2-Data Selectors/Multiplexers | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | | | |
Ouadruple 2-input Positive NAND Gates | HitachiHitachi, Ltd. 日立公司 | | | |
Quadruple 2-line-to-1-line Data Selectors / Multiplexers (with not inverted 3-state outputs) | RENESASRenesas Electronics America 瑞萨瑞萨科技有限公司 |  | | |
Quadruple 2-line-to-1-line Data Selectors/Multiplexers(with non inverted 3-state outputs) | HitachiHitachi, Ltd. 日立公司 | | | |
Quadruple 2-line-to-1-line Data Selectors / Multiplexers (with not inverted 3-state outputs) | RENESASRenesas Electronics America 瑞萨瑞萨科技有限公司 | | | |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS | TITexas Instruments 德州仪器美国德州仪器公司 | | | |
LOW POWER SCHOTTKY | ONSEMION Semiconductor 安森美半导体安森美半导体公司 | | | |
LOW POWER SCHOTTKY | ONSEMION Semiconductor 安森美半导体安森美半导体公司 | | | |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS | TITexas Instruments 德州仪器美国德州仪器公司 | | | |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS | TITexas Instruments 德州仪器美国德州仪器公司 | | | |
QUAD 2-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS | MotorolaMotorola, Inc 摩托罗拉 |  | |
DM74LS257产品属性
- 类型
描述
- 型号
DM74LS257
- 制造商
Fairchild Semiconductor Corporation
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
FAIRCHILD/仙童 |
1021+ |
DIP16 |
820 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
|||
FSC |
16+ |
原厂封装 |
1825 |
原装现货假一罚十 |
|||
FAIRCHILD |
2023+ |
SMD |
2056 |
安罗世纪电子只做原装正品货 |
|||
FAIRCHILD |
2018+ |
DIP16 |
11256 |
只做进口原装正品!假一赔十! |
|||
DM74LS257N |
14 |
14 |
|||||
2022 |
DIP16 |
2600 |
原装现货,诚信经营! |
||||
NS |
23+ |
DIP-16 |
2980 |
全新原装 |
|||
NS |
22+ |
DIP-16 |
5000 |
只做原装,假一赔十 15118075546 |
|||
FAIRCHILD |
23+ |
DIP |
9526 |
||||
FSC/ON |
23+ |
原包装原封 □□ |
5000 |
原装进口特价供应 QQ 1304306553 更多详细咨询 库存 |
DM74LS257芯片相关品牌
DM74LS257规格书下载地址
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DM74ALS04BM-六反相器，此装置包含6个独立的门，其中每个执行反向功能的逻辑。特点开关规格为50pF在整个温度开关规格保证和VCC范围高级氧化隔离，离子注入肖特基TTL过程功能和引脚对引脚兼容与肖特基和低功耗肖特基TTL对口改进的AC性能超过肖特基二极管和低功耗肖特基同行DM74ALS04BM：M14A14引脚小外形集成电路（SOIC）,JEDECMS-012,0.150窄DM74ALS04BSJ:M14D14引脚小外形封装（SOP），
2012-11-9
DdatasheetPDF页码索引
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