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74HC157; 74HCT157

Quad 2-input multiplexer

The 74HC157; 74HCT157 is a quad 2-input multiplexer. The device features select (S) and enable E inputs. A HIGH on S selects data source 1, a LOW data source 0. A HIGH on E forces all the outputs (1Y to 4Y) LOW. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

特性

  • Wide supply voltage range from 2.0 V to 6.0 V

  • CMOS low power dissipation

  • High noise immunity

  • Latch-up performance exceeds 100 mA per JESD 78 Class II Level B

  • Complies with JEDEC standards:

    • JESD8C (2.7 V to 3.6 V)
    • JESD7A (2.0 V to 6.0 V)
  • Input levels:

    • For 74HC157: CMOS level

    • For 74HCT157: TTL level

  • Non-inverting data path

  • ESD protection:

    • HBM JESD22-A114F exceeds 2000 V

    • MM JESD22-A115-A exceeds 200 V

  • Multiple package options

  • Specified from -40 °C to +85 °C and from -40 °C to +125 °C

参数类型

Type numberProduct statusVCC (V)Logic switching levelsOutput drive capability (mA)tpd (ns)Power dissipation considerationsTamb (°C)Rth(j-a) (K/W)Ψth(j-top) (K/W)Rth(j-c) (K/W)Package name
74HC157BQProduction2.0 - 6.0CMOS± 5.211low-40~1259213.161DHVQFN16
74HC157DProduction2.0 - 6.0CMOS± 5.211low-40~125929.251SO16
74HC157PWProduction2.0 - 6.0CMOS± 5.211low-40~1251244.453.6TSSOP16
74HCT157BQProduction4.5 - 5.5TTL± 413low-40~1259213.161DHVQFN16
74HCT157DProduction4.5 - 5.5TTL± 413low-40~125929.251SO16
74HCT157PWProduction4.5 - 5.5TTL± 413low-40~1251244.453.6TSSOP16

封装

型号封装尺寸版本回流焊/波峰焊包装状态标示可订购的器件编号,(订购码(12NC))
74HC157BQ
DHVQFN16
(SOT763-1)
SOT763-1SOT763-1_115ActiveHC15774HC157BQ,115
( 9352 944 23115 )
74HC157D
SO16
(SOT109-1)
SOT109-1SO-SOJ-REFLOW
SO-SOJ-WAVE
SOT109-1_653Active74HC157D74HC157D,653
( 9337 137 40653 )
74HC157PW
TSSOP16
(SOT403-1)
SOT403-1SSOP-TSSOP-VSO-WAVE
SOT403-1_118ActiveHC15774HC157PW,118
( 9351 868 80118 )
74HCT157BQ
DHVQFN16
(SOT763-1)
SOT763-1SOT763-1_115ActiveHCT15774HCT157BQ,115
( 9352 944 24115 )
74HCT157D
SO16
(SOT109-1)
SOT109-1SO-SOJ-REFLOW
SO-SOJ-WAVE
SOT109-1_653Active74HCT157D74HCT157D,653
( 9337 137 50653 )
74HCT157PW
TSSOP16
(SOT403-1)
SOT403-1SSOP-TSSOP-VSO-WAVE
SOT403-1_118ActiveHCT15774HCT157PW,118
( 9351 885 40118 )

下表中的版本已停产。参见表 停产信息 了解更多信息。

型号封装尺寸版本回流焊/波峰焊包装状态标示可订购的器件编号,(订购码(12NC))
74HC157D
SO16
(SOT109-1)
SOT109-1SO-SOJ-REFLOW
SO-SOJ-WAVE
SOT109-1_652Withdrawn / End-of-life74HC157D74HC157D,652
( 9337 137 40652 )
74HC157PW
TSSOP16
(SOT403-1)
SOT403-1SSOP-TSSOP-VSO-WAVE
SOT403-1_112Withdrawn / End-of-lifeHC15774HC157PW,112
( 9351 868 80112 )
74HCT157D
SO16
(SOT109-1)
SOT109-1SO-SOJ-REFLOW
SO-SOJ-WAVE
SOT109-1_652Withdrawn / End-of-life74HCT157D74HCT157D,652
( 9337 137 50652 )

停产信息

型号可订购的器件编号,(订购码(12NC))最后一次购买日期最后一次交货日期替代产品状态备注
74HC157D9337137406522021-12-312022-06-3074HC157D
    74HC157PW9351868801122021-12-312022-06-3074HC157PW
      74HCT157D9337137506522021-12-312022-06-3074HCT157D
        74HCT157PW9351885401122021-12-312022-06-3074HCT157PW

          环境信息

          型号可订购的器件编号化学成分RoHSRHF指示符无铅转换日期
          74HC157BQ74HC157BQ,11574HC157BQAlways Pb-free
          74HC157D74HC157D,65374HC157Dweek 35, 2004
          74HC157PW74HC157PW,11874HC157PWweek 10, 2005
          74HCT157BQ74HCT157BQ,11574HCT157BQAlways Pb-free
          74HCT157D74HCT157D,65374HCT157Dweek 12, 2005
          74HCT157PW74HCT157PW,11874HCT157PWweek 10, 2005

          下表中的版本已停产。参见表 停产信息 了解更多信息。

          型号可订购的器件编号化学成分RoHSRHF指示符无铅转换日期
          74HC157D74HC157D,65274HC157Dweek 35, 2004
          74HC157PW74HC157PW,11274HC157PWweek 10, 2005
          74HCT157D74HCT157D,65274HCT157Dweek 12, 2005
          品质及可靠性免责声明

          文档 (12)

          文件名称标题类型日期
          74HC_HCT157Quad 2-input multiplexerData sheet2020-07-24
          AN11044Pin FMEA 74HC/74HCT familyApplication note2019-01-09
          hc15774HC157 IBIS modelIBIS model2015-11-02
          hct15774HCT157 IBIS modelIBIS model2015-11-02
          HCT_USER_GUIDEHC/T User GuideUser manual1997-10-31
          SOT763-1plastic, leadless dual in-line compatible thermal enhanced very thin quad flat package; 16 terminals; 0.5 mm pitch; 3.5 mm x 2.5 mm x 1 mm bodyPackage information2023-05-11
          SO-SOJ-WAVEFootprint for wave solderingWave soldering2009-10-08
          SO-SOJ-REFLOWFootprint for reflow solderingReflow soldering2009-10-08
          WAVE_BG-BD-1Wave soldering profileWave soldering2021-09-08
          SOT109-1plastic, small outline package; 16 leads; 1.27 mm pitch; 9.9 mm x 3.9 mm x 1.75 mm bodyPackage information2023-11-07
          SOT403-1plastic, thin shrink small outline package; 16 leads; 5 mm x 4.4 mm x 1.2 mm bodyPackage information2023-11-08
          SSOP-TSSOP-VSO-WAVEFootprint for wave solderingWave soldering2009-10-08

          支持

          如果您需要设计/技术支持,请告知我们并填写 应答表, 我们会尽快回复您。

          模型

          文件名称标题类型日期
          hc15774HC157 IBIS modelIBIS model2015-11-02
          hct15774HCT157 IBIS modelIBIS model2015-11-02

          样品

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