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74AC11257数据手册集成电路(IC)的信号开关多路复用器解码器规格书PDF

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厂商型号

74AC11257

参数属性

74AC11257 封装/外壳为20-SSOP(0.209",5.30mm 宽);包装为卷带(TR);类别为集成电路(IC)的信号开关多路复用器解码器;产品描述:IC MULTIPLEXER 4 X 2:1 20SSOP

功能描述

具有三态输出的四路 2 线路到 1 线路数据选择器/多路复用器

封装外壳

20-SSOP(0.209",5.30mm 宽)

制造商

TI Texas Instruments

中文名称

德州仪器 美国德州仪器公司

数据手册

下载地址下载地址二

更新时间

2025-8-6 23:00:00

人工找货

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74AC11257规格书详情

描述 Description

This device 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.
To ensure the high-impedance state during power up or power down, OE\\ should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.


特性 Features

• 3-State Outputs Interface Directly With System Bus
• Flow-Through Architecture Optimizes PCB Layout
• Center-Pin VCC and GND Configurations Minimize High-Speed Switching Noise
• 500-mA Typical Latch-Up Immunity at 125°C
• Provides Bus Interface From Multiple Sources in High-Performance Systems

技术参数

  • 制造商编号

    :74AC11257

  • 生产厂家

    :TI

  • Technology Family

    :AC

  • VCC(Min)(V)

    :3

  • VCC(Max)(V)

    :5.5

  • Channels(#)

    :4

  • Voltage(Nom)(V)

    :3.35

  • F @ nom voltage(Max)(MHz)

    :100

  • ICC @ nom voltage(Max)(mA)

    :0.08

  • tpd @ nom Voltage(Max)(ns)

    :96.5

  • Configuration

    :2:1

  • Type

    :3-State Output

  • IOL(Max)(mA)

    :24

  • IOH(Max)(mA)

    :-24

  • Rating

    :Catalog

  • Operating temperature range(C)

    :-40 to 85

  • Package Group

    :PDIP|20SOIC|20TSSOP|20

  • Package size: mm2:W x L (PKG)

    :20PDIP: 229 mm2: 9.4 x 24.33 (PDIP|20)20SOIC: 132 mm2: 10.3 x 12.8 (SOIC|20)20TSSOP: 42 mm2: 6.4 x 6.5 (TSSOP|20)

  • Bits(#)

    :2

  • Digital input leakage(Max)(uA)

    :5

  • ESD CDM(kV)

    :0.75

  • ESD HBM(kV)

    :2

供应商 型号 品牌 批号 封装 库存 备注 价格
TI(德州仪器)
24+
TSSOP20
7350
现货供应,当天可交货!免费送样,原厂技术支持!!!
询价
TI/德州仪器
24+
NA/
4718
优势代理渠道,原装正品,可全系列订货开增值税票
询价
TI
20+
20TSSOP
53650
TI原装主营-可开原型号增税票
询价
TI(德州仪器)
2024+
TSSOP-20
500000
诚信服务,绝对原装原盘
询价
TI
0830/98+
DIP
4718
一级代理,专注军工、汽车、医疗、工业、新能源、电力
询价
TI
2016+
DIP
6528
只做进口原装现货!假一赔十!
询价
TI/德州仪器
23+
SOP20
3000
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、
询价
TI
16+
TSSOP
10000
原装正品
询价
Texas Instruments
25+
20-SSOP(0.209 5.30mm 宽)
9350
独立分销商 公司只做原装 诚心经营 免费试样正品保证
询价
TI/TEXAS
23+
20-SOIC
8931
询价