Study of Basic Logic Gates

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Study of Basic Logic Gates

• CEC

2
Contents

• Introduction.
• IC 7400 Quad 2 Input NAND Gate.
• IC 7402 Quad 2 Input NOR Gate.
• IC 7404 Hex Inverter.
• IC 7408 Quad 2 Input AND Gate.
• IC 7432 Quad 2 Input OR Gate.
• IC 7486 Quad 2 Input XOR Gate.
• IC 74266 Quad 2 Input XNOR Gate.

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Contents

• IC 7410 Three Input NAND Gate.
• IC 7411 Three Input AND Gate.

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Integrated Circuit Chip

Dual In Line Package, May contain many
transistors on a single chip, Digital ICs deal
with binary nos.
Pins numbered counterclockwise
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Integrated Circuit Chip

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IC on a Bread Board

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Study of Logic Gates

• Pin 14 Vcc 5 V.
• Pin 7 GND 0 V.
• Logic 1 2.4 V to 5 V.
• Logic 0 0 to 0.8V
• For NOR Gate IC 7402 and XNOR Gate IC 74266, pin
  configurations are different from other quad two
  input ICs.

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IC 7400 Quad Two Input NAND Gate
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IC 7402Quad Two Input NOR Gate
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IC 7404 Hex Inverter
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IC 7408Quad Two Input AND Gate
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IC 7432Quad Two Input OR Gate
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IC 7486Quad Two Input XOR Gate
14
IC 74266Quad Two Input XNOR Gate

1
15
XNOR using XOR
NOT
XOR
Vcc Pin 14 5 V. GND Pin 7 0 V.
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IC 7410Triple Three Input NAND Gate
W
Z
X
Y
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IC 7411Triple Three Input AND Gate
W
Z
X
Y
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Verifying the Truth Table.
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Thank You