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SN74HCT257D

丝印: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 页数:20 Pages

TI

德州仪器

SN74HCT257DR

丝印: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 页数:20 Pages

TI

德州仪器

SN74HCT257DR.A

丝印: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 页数:20 Pages

TI

德州仪器

CD74HCT257M

丝印: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 页数:15 Pages

TI

德州仪器

CD74HCT257M96

丝印: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 页数:15 Pages

TI

德州仪器

CD74HCT257M96.A

丝印: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 页数:15 Pages

TI

德州仪器

HCT257

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

文件:272.65 Kbytes 页数:9 Pages

TI

德州仪器

详细参数

  • 型号:

    HCT257

  • 功能描述:

    编码器、解码器、复用器和解复用器 Tri-St. Quad Line

  • RoHS:

  • 制造商:

    Micrel

  • 产品:

    Multiplexers

  • 逻辑系列:

    CMOS

  • 线路数量(输入/输出):

    2/12

  • 传播延迟时间:

    350 ps, 400 ps

  • 电源电压-最大:

    2.625 V, 3.6 V

  • 电源电压-最小:

    2.375 V, 3 V

  • 最大工作温度:

    + 85 C

  • 安装风格:

    SMD/SMT

  • 封装/箱体:

    QFN-44

  • 封装:

    Tray

供应商型号品牌批号封装库存备注价格
TI(德州仪器)
24+
SOP16
935
只做原装,提供一站式配单服务,代工代料。BOM配单
询价
24+
3000
自己现货
询价
TI
0127+
SOP
2000
原装现货海量库存欢迎咨询
询价
TI
25+
3.9mm
2987
只售原装自家现货!诚信经营!欢迎来电!
询价
TexasInstruments
18+
ICQUAD2-TO-1SEL/MUX16-SO
6800
公司原装现货/欢迎来电咨询!
询价
TI
18+
SOP14
12500
全新原装正品,本司专业配单,大单小单都配
询价
Texas Instruments
24+
16-SOIC
56300
一级代理/放心采购
询价
TI
20+
SOP-16
9854
就找我吧!--邀您体验愉快问购元件!
询价
TI(德州仪器)
2021+
SOIC-16
499
询价
TI
22+
16SOIC
9000
原厂渠道,现货配单
询价
更多HCT257供应商 更新时间2025-9-21 22:59:00