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          首頁(yè)
                >絲印反查>HCT257
                
          
            
          
                
          
                    
          型號(hào)下載 訂購(gòu)功能描述制造商 上傳企業(yè)LOGO
          
                    
          SN74HCT257D
          絲?。?strong>HCT257；Package：SOIC；Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs
          
1 Features
? Operating voltage range of 4.5 V to 5.5 V
? High-current3-state outputs interface directly with
system bus
? Typical tpd = 17 ns
? Low power consumption, 80-μA max ICC
? ±6-mA output drive at 5 V
? Low input current of 1 μA max
? Inputs are TTL-voltage compatible
? Provide bu
          文件：837.56 Kbytes 頁(yè)數(shù)：20 Pages
          TI
          德州儀器
          

          SN74HCT257DR
          絲印：HCT257；Package：SOIC；Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs
          
1 Features
? Operating voltage range of 4.5 V to 5.5 V
? High-current3-state outputs interface directly with
system bus
? Typical tpd = 17 ns
? Low power consumption, 80-μA max ICC
? ±6-mA output drive at 5 V
? Low input current of 1 μA max
? Inputs are TTL-voltage compatible
? Provide bu
          文件：837.56 Kbytes 頁(yè)數(shù)：20 Pages
          TI
          德州儀器
          

          SN74HCT257DR.A
          絲?。?strong>HCT257；Package：SOIC；Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs
          
1 Features
? Operating voltage range of 4.5 V to 5.5 V
? High-current3-state outputs interface directly with
system bus
? Typical tpd = 17 ns
? Low power consumption, 80-μA max ICC
? ±6-mA output drive at 5 V
? Low input current of 1 μA max
? Inputs are TTL-voltage compatible
? Provide bu
          文件：837.56 Kbytes 頁(yè)數(shù)：20 Pages
          TI
          德州儀器
          

          CD74HCT257M
          絲?。?a target="_blank" title="Marking" href="/hct257m/marking.html">HCT257M；Package：SOIC；High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
          
Features
? Buffered Inputs
? Typical Propagation Delay ( In to Output ) = 12ns at
VCC = 5V, CL = 15pF, TA = 25oC
? Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
? Wide Operating T
          文件：362.44 Kbytes 頁(yè)數(shù)：15 Pages
          TI
          德州儀器
          

          CD74HCT257M96
          絲?。?a target="_blank" title="Marking" href="/hct257m/marking.html">HCT257M；Package：SOIC；High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
          
Features
? Buffered Inputs
? Typical Propagation Delay ( In to Output ) = 12ns at
VCC = 5V, CL = 15pF, TA = 25oC
? Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
? Wide Operating T
          文件：362.44 Kbytes 頁(yè)數(shù)：15 Pages
          TI
          德州儀器
          

          CD74HCT257M96.A
          絲印：HCT257M；Package：SOIC；High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
          
Features
? Buffered Inputs
? Typical Propagation Delay ( In to Output ) = 12ns at
VCC = 5V, CL = 15pF, TA = 25oC
? Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
? Wide Operating T
          文件：362.44 Kbytes 頁(yè)數(shù)：15 Pages
          TI
          德州儀器
          

          HCT257
          QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS
          文件：272.65 Kbytes 頁(yè)數(shù)：9 Pages
          TI
          德州儀器
          

          
            
          
		
        
          
            
          
                
          詳細(xì)參數(shù)
          
            
          
            
            
            	
          • 型號(hào)：
            HCT257
          • 功能描述：
            編碼器、解碼器、復(fù)用器和解復(fù)用器 Tri-St. Quad Line 
          • RoHS：
            否 
          • 制造商：
            Micrel 
          • 產(chǎn)品：
            Multiplexers 
          • 邏輯系列：
            CMOS 
          • 線路數(shù)量（輸入/輸出）：
            2/12 
          • 傳播延遲時(shí)間：
            350 ps, 400 ps 
          • 電源電壓-最大：
            2.625 V, 3.6 V 
          • 電源電壓-最?。?/span>
            2.375 V, 3 V 
          • 最大工作溫度：
            + 85 C 
          • 安裝風(fēng)格：
            SMD/SMT 
          • 封裝/箱體：
            QFN-44 
          • 封裝：
            Tray 
          
            
          
        
          
            
          供應(yīng)商型號(hào)品牌批號(hào)封裝庫(kù)存備注價(jià)格
          
                
          



          TI
          		

          25+
          		

          SO16
          		

          22412
          		

          正規(guī)渠道,免費(fèi)送樣。支持賬期,BOM一站式配齊
          		
詢價(jià)
          

          



          		

          24+
          		

          		

          3000
          		

          自己現(xiàn)貨
          		
詢價(jià)
          

          



          TI
          		

          0127+
          		

          SOP
          		

          2000
          		

          原裝現(xiàn)貨海量庫(kù)存歡迎咨詢
          		
詢價(jià)
          

          



          TI
          		

          25+
          		

          3.9mm
          		

          2987
          		

          只售原裝自家現(xiàn)貨!誠(chéng)信經(jīng)營(yíng)!歡迎來(lái)電!
          		
詢價(jià)
          

          



          TexasInstruments
          		

          18+
          		

          ICQUAD2-TO-1SEL/MUX16-SO
          		

          6800
          		

          公司原裝現(xiàn)貨/歡迎來(lái)電咨詢!
          		
詢價(jià)
          

          



          TI
          		

          18+
          		

          SOP14
          		

          12500
          		

          全新原裝正品,本司專業(yè)配單,大單小單都配
          		
詢價(jià)
          

          



          Texas Instruments
          		

          24+
          		

          16-SOIC
          		

          56300
          		

          一級(jí)代理/放心采購(gòu)
          		
詢價(jià)
          

          



          TI
          		

          25+
          		

          SOP-16
          		

          9854
          		

          就找我吧!--邀您體驗(yàn)愉快問(wèn)購(gòu)元件!
          		
詢價(jià)
          

          



          TI(德州儀器)
          		

          2021+
          		

          SOIC-16
          		

          499
          		

          		
詢價(jià)
          

          



          TI
          		

          22+
          		

          16SOIC
          		

          9000
          		

          原廠渠道,現(xiàn)貨配單
          		
詢價(jià)
          

            
          
        
          
        
          更多HCT257供應(yīng)商
            更新時(shí)間2026-1-20 23:00:00
        
          
        
          
          
          
            
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