74ABT652 データシートの表示（PDF） - Fairchild Semiconductor

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74ABT652

Octal Transceivers and Registers with 3-STATE Outputs

Fairchild Semiconductor 

Note A: Real-Time

Transfer Bus B to Bus A

Note B: Real-Time

Transfer Bus A to Bus B

OEAB OEBA CPAB CPBA SAB SBA

L

L

X

X XL

Note C: Storage

OEAB OEBA CPAB CPBA SAB SBA

H

H

X

X

LX

Note D: Transfer Storage

Data to A or B

OEAB OEBA

X

H

L

X

L

H

CPAB CPBA SAB SBA

 X XX

 X

XX

XX

OEAB OEBA CPAB CPBA SAB SBA

H

L H or L H or L H H

FIGURE 1.

3

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