双通道2:4解码器/解复用器

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概览

VHC139是采用硅栅极CMOS技术制造的先进的高速CMOS双通道 2:4解码器/解多路复用器。 它实现了与等效双极型肖特基TTL相似的高速运行,同时保持了CMOS低功耗。 有源低电平使能输入能用于门控或用作解多路复用器的数据输入。 当使能输入保持为高电平时,所有四个输出均固定为高电平,与其他输入无关。 输入保护电路确保0V至7V可应用于输入引脚,无需考虑电源电压。 此器件可用于连接5V至3V系统和两个电源系统(例如备用电池)。 此电路可防止器件因电源和输入电压不匹配而受损。

  • This product is general usage and suitable for many different applications.
  • 高速: TA = 25°C时,tPD = 5.0 ns(典型值)
  • 低功耗: TA = 25°C时,ICC = 2 µA(最大值)
  • 高抗噪能力: VNIH = VNIL = 28% VCC(最小值)
  • 所有输入上都提供掉电保护
  • 引脚和功能与74HC139兼容

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74VHC139M

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CAD Model

Pb

A

H

P

SOIC-16

1

260

TUBE

48

N

2

2

5.5

6.5

8

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74VHC139MTC

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CAD Model

Pb

A

H

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TSSOP-16

1

260

TUBE

96

N

2

2

5.5

6.5

8

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74VHC139MTCX

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Pb

A

H

P

TSSOP-16

1

260

REEL

2500

N

2

2

5.5

6.5

8

$0.2444

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74VHC139MX

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Pb

A

H

P

SOIC-16

1

260

REEL

2500

N

2

2

5.5

6.5

8

$0.2832

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74VHC139N

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E-PKG AXIAL-LEADED GLASS DIODE

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2500

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6.5

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