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    • 參數(shù)資料
      型號: 74ACT11257N
      廠商: Texas Instruments, Inc.
      英文描述: QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER WITH 3-STATE OUTPUTS
      中文描述: 四2線1線數(shù)據(jù)選擇器/多路轉(zhuǎn)換具有三態(tài)輸出
      文件頁數(shù): 1/6頁
      文件大小: 99K
      代理商: 74ACT11257N
      74ACT11257
      QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER
      WITH 3-STATE OUTPUTS
      SCAS053B – JANUARY 1989 – REVISED APRIL 1996
      1
      POST OFFICE BOX 655303
      DALLAS, TEXAS 75265
      Inputs Are TTL-Voltage Compatible
      3-State Outputs Interface Directly With
      System Bus
      Flow-Through Architecture Optimizes
      PCB Layout
      Center-Pin V
      CC
      and GND Configurations
      Minimize High-Speed Switching Noise
      EPIC (Enhanced-Performance Implanted
      CMOS) 1- m Process
      500-mA Typical Latch-Up Immunity at
      125
      °
      C
      Provides Bus Interface From Multiple
      Sources in High-Performance Systems
      Package Options Include Plastic
      Small-Outline (DW) and Shrink
      Small-Outline (DB) Packages, and Standard
      Plastic 300-mil DIPs (N)
      description
      The 74ACT11257 is designed to multiplex signals from 4-bit data sources to four output data lines in
      bus-organized systems. The 3-state outputs do not load the data lines when the output-enable (OE) input is at
      a high logic level.
      The 74ACT11257 is characterized for operation from –40
      °
      C to 85
      °
      C.
      FUNCTION TABLE
      INPUTS
      OUTPUT
      Y
      OE
      SELECT
      A/B
      DATA
      A
      B
      H
      X
      X
      X
      Z
      L
      L
      L
      X
      L
      L
      L
      H
      X
      H
      L
      H
      X
      L
      L
      L
      H
      X
      H
      H
      Copyright
      1996, Texas Instruments Incorporated
      PRODUCTION DATA information is current as of publication date.
      Products conform to specifications per the terms of Texas Instruments
      standard warranty. Production processing does not necessarily include
      testing of all parameters.
      Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
      Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
      EPIC is a trademark of Texas Instruments Incorporated.
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      7
      8
      9
      10
      20
      19
      18
      17
      16
      15
      14
      13
      12
      11
      A/B
      1Y
      2Y
      GND
      GND
      GND
      GND
      3Y
      4Y
      OE
      1A
      1B
      2A
      2B
      V
      CC
      V
      CC
      3A
      3B
      4A
      4B
      DB, DW, OR N PACKAGE
      (TOP VIEW)
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      74ACT11257NE4 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-to-1 Data Slct/Mltpx W/3St Otp RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 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-最小: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
      74ACT11257NG4 功能描述:IC 2-1 LINE SELEC/MUX 20-DIP 制造商:texas instruments 系列:74ACT 包裝:管件 零件狀態(tài):停產(chǎn) 類型:多路復(fù)用器 電路:4 x 2:1 獨(dú)立電路:1 電流 - 輸出高,低:24mA,24mA 電壓源:雙電源 電壓 - 電源:4.5 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:通孔 封裝/外殼:20-DIP(0.300",7.62mm) 供應(yīng)商器件封裝:20-PDIP 基本零件編號:74ACT11257 標(biāo)準(zhǔn)包裝:260
      74ACT11257NSR 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-to-1 Data Slct/Mltpx W/3St Otp RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 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-最小: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
      74ACT11257NSRE4 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-to-1 Data Slct/Mltpx W/3St Otp RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 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-最小: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
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