Digital Electronics - Combinational Logic Circuits - Discussion

Discussion Forum : Combinational Logic Circuits - Filling the Blanks (Q.No. 17)

Combinational Logic Circuits

17.

The 7447A is a BCD-to-7-segment decoder with ripple blanking input and output functions. The purpose of these lines is to ________.

turn off the display for any nonsignificant digit

turn off the display for any zero

turn off the display for leading or trailing zeros

test the display to assure all segments are operational

Answer: Option

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