带 3 态输出的八路双向收发器

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VHC245 是一款先进的高速 CMOS 八路总线收发器,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,同时还保持 CMOS 低功耗。VHC245 适用于数据总线间的双向异步通信。数据传输方向由 T/R# 输入电平确定。启用输入可用于禁用器件,从而有效隔离总线。所有输入配备保护电路,防止静电放电。

  • This product is general usage and suitable for many different applications.
  • 高速: VCC = 5V时,tPD = 4.0 ns(典型值)
  • 高抗噪能力: VNIH = VNIL = 28% VCC (最小值)
  • 所有输入上都提供掉电保护
  • 低噪声: VOLP = 0.9V(典型值)
  • 低功耗: TA = 25°C时,ICC = 2 µA(最大值)
  • 引脚和功能与74HC245兼容

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74VHC245M

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Pb

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SOIC-20W

1

260

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1080

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8

3-State

2

5.5

7.5

8

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74VHC245MTC

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TSSOP-20

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260

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1825

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8

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74VHC245MTCX

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TSSOP-20

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260

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2500

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8

3-State

2

5.5

7.5

8

$0.3277

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74VHC245MX

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SOIC-20W

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260

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1000

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8

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2

5.5

7.5

8

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