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Design Of Digital Circuits - Dharmsinh Desai University

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<strong>Design</strong> <strong>Of</strong> <strong>Digital</strong> <strong>Circuits</strong> Lab Manual<br />

Logic diagram of IC- 74LS138<br />

IC -7404 (NOT GATE)<br />

Truth table NOT Gate<br />

3.2 <strong>Design</strong>ing the Solution:<br />

For 3X8 Decoder :<br />

D0<br />

A0<br />

A1<br />

A2<br />

ENABLE<br />

74LS138<br />

DECODER<br />

D1<br />

D2<br />

D3<br />

D4<br />

D5<br />

D6<br />

D7<br />

Fig:6.3 3X8 Decoder<br />

Department of Information Technology, Faculty of Technology, D. D. <strong>University</strong>, Nadiad.<br />

29

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