5

4

3

2

+5V

OR Gate

1

NOR Gate +5V R1 100 R2 10K

D

R3

Y Output

R4 U1 BC548

A

U2 BC548

B

1k

D

R6

1k

R7 U3 BC548

A

Y Output

U4 BC548

B

1k

1k

R5 10k R8 100

C

C

+5V

AND Gate

+5V

NAND Gate R9 100

R13 10k

Y Output

R10 U5 BC548

A

R14

B

U7 BC548

A

1k

B

1k R11 U6 BC548

B

R15 U8 BC548

B

1k

1k

Y Output R12 10k

R16 100

www.technoburst.net

A

A

Title

OR,AND,NOR,NAND gates using bipolar junction transistors Size A Date: 5

4

3

Document Number Tuesday, November 26, 2013 2

Rev 1.0 Sheet

1

of 1

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