Bus Transceivers | MC74ACT245

3 ステート入力/出力を備えたオクタル双方向トランシーバ

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MC74AC245/74ACT245 には 3 ステート出力を備えた 8 つの非反転双方向バッファがあり、バスのアプリケーションを対象としています。 電流シンク容量は A および B ポート双方とも 24 mA です。 送信/受信 (T/Rbar) 入力は、双方向トランシーバを通るデータ・フローの方向を決定します。送信 (アクティブ HIGH) は A ポートから B ポートへのデータを有効にし、受信 (アクティブ LOW) は B ポートから A ポートへのデータを有効にします。 出力イネーブル入力が HIGH になると、A ポートと B ポートが HIGH Z 状態になり、双方が無効になります。

  • Noninverting Buffers
  • Bidirectional Data Path
  • A and B Outputs Source/Sink 24 mA
  • ACT245 Has TTL Compatible Inputs
  • Pb-Free Packages are Available

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MSL Type

MSL Temp (°C)

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tpd Max (ns)

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MC74ACT245DTG

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CAD Model

Pb

A

H

P

TSSOP-20

9.48

1

260

TUBE

75

N

8

3-State

4.5

5.5

8

24

Price N/A

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MC74ACT245DTR2G

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Active

CAD Model

Pb

A

H

P

TSSOP-20

9.48

1

260

REEL

2500

N

8

3-State

4.5

5.5

8

24

$0.3753

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MC74ACT245DWG

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CAD Model

Pb

A

H

P

SOIC-20W

751D-05

3

260

TUBE

38

N

8

3-State

4.5

5.5

8

24

$0.4808

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MC74ACT245DWR2G

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Active

CAD Model

Pb

A

H

P

SOIC-20W

751D-05

3

260

REEL

1000

N

8

3-State

4.5

5.5

8

24

$0.4623

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