双 D 型触发器,带预置和清除

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VHC74 是一款先进的高速 CMOS 双 D 型触发器,采用硅门极 CMOS 工艺制造。它能实现与同等双极肖特基 TTL 相似的高速运行,同时还能保持 CMOS 低功耗。应用到 D 输入的信号电平在 CK 脉冲正向转换期间传输到 Q 输出。CLR# 和 PR# 独立于 CK,通过设置相应的输入低电平而实现。输入保护电路可确保对输入引脚应用 0V 到 7V 电压而无需考虑电源电压。此器件可用于将 5V 系统与 3V 系统以及两种电源系统的接口,如备用电池。此电路可防止器件由于不匹配的供电和输入电压而损坏。

  • This product is general usage and suitable for many different applications.
  • 高速: fMAX = 170 MHz(典型值),TA = 25°C时
  • 高抗噪能力: VNIH = VNIL = 28% VCC (最小值)
  • 所有输入上都提供掉电保护
  • 低功耗: TA = 25°C时,ICC = 2 µA(最大值)
  • 引脚和功能与74HC74兼容

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74VHC74M

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Pb

A

H

P

SOIC-14

1

260

TUBE

1100

N

Dual D-type w/preset and clear

2

2

5.5

9.3

8

Price N/A

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74VHC74MTC

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Pb

A

H

P

TSSOP-14 WB

1

260

TUBE

2350

N

Dual D-type w/preset and clear

2

2

5.5

9.3

8

Price N/A

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74VHC74MTCX

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Pb

A

H

P

TSSOP-14 WB

1

260

REEL

2500

N

Dual D-type w/preset and clear

2

2

5.5

9.3

8

$0.1883

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74VHC74MX

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CAD Model

Pb

A

H

P

SOIC-14

1

260

REEL

2500

N

Dual D-type w/preset and clear

2

2

5.5

9.3

8

Price N/A

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