Rishith.S.

BMS COLLLEGE OF ENGINEERING • Computer

20 Circuits

mod 6 up counter

mod 6 up counter

mod 4 up counter (jk )

mod 4 up counter (jk )

mod 5 sync up counter (jk)

mod 5 sync up counter (jk)

Full subtractor (difference and borrow)

Full subtractor (difference and borrow)

74LS86 74LS04 74LS08 74LS32

Half subtractor (sum and carry)

Half subtractor (sum and carry)

74LS86 74LS04 74LS08

Full adder (sum and carry)

Full adder (sum and carry)

74LS86 74LS08 74LS32

Half adder (sum and carry)

Half adder (sum and carry)

NOR (AND OR NOT)

NOR (AND OR NOT)

NAND ( AND OR NOT )

NAND ( AND OR NOT )

(A+B)(B' + C)

(A+B)(B' + C)

74LS04 74LS32 74LS08

AB+AC

AB+AC

A+A'B = A+B

A+A'B = A+B

74LS04 74LS32 74LS08

(A.B)'= A' + B'

(A.B)'= A' + B'

74LS08 74LS04 74LS32

(A+B)'= A'.B'

(A+B)'= A'.B'

74LS04 74LS32 74LS08

AB' + AC

AB' + AC

74LS04 74LS08 74LS32

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