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Logic Gates - Technical MCQs

Q1:

How many pins does the 4049 IC have?

A 14

B 16

C 18

D 20

ANS:B - 16

Hex inverter:
6 input 6 output.
That constitutes 12 pins.
2 not connected.
1 VCC and 1 VDD.

Thus, total = 12+2+2=16.