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Scans-00141945.pdf
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GD54/74LS21 DUAL 4-INPUT POSITIVE AND GATES Description This device contains two independent 4-input AND gates. It performs the Boolean functions Y=A B C D or Y=A+B+C+D in positive logic. Funct
Datasheet Type
Scan
RoHS
No
Pb Free
Unknown
Lifecycle
Obsolete
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74LS21
74LS21 PIN CONFIGURATION