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Contents 𝐶 =𝐴∙𝐵 𝐶 = 𝐴+𝐵 𝐶 = 𝐴̅ 𝐶 = ̅̅̅̅̅̅ 𝐴∙𝐵 𝐶 = ̅̅̅̅̅̅̅̅ 𝐴+𝐵 𝐶 = 𝐴 ⊕𝐵 𝐶=𝐴 ⨀ 𝐵 ̅̅̅̅̅ 𝐴̅ 𝐵̅ = 𝐴̅ + 𝐵̅ = 𝐴 + 𝐵 ...
Contents 𝐶 =𝐴∙𝐵 𝐶 = 𝐴+𝐵 𝐶 = 𝐴̅ 𝐶 = ̅̅̅̅̅̅ 𝐴∙𝐵 𝐶 = ̅̅̅̅̅̅̅̅ 𝐴+𝐵 𝐶 = 𝐴 ⊕𝐵 𝐶=𝐴 ⨀ 𝐵 ̅̅̅̅̅ 𝐴̅ 𝐵̅ = 𝐴̅ + 𝐵̅ = 𝐴 + 𝐵 ̅̅̅̅̅̅̅̅ 𝐴̅ + 𝐵̅ = 𝐴̅𝐵̅ = 𝐴 𝐵 o o o o o o o o o o o o 𝐸𝑎𝑙𝑙𝑜𝑤 = 0.01 𝑥 0.252 = 0.0025210 𝐸10 = 2−𝑛 2−𝑛 < 0.00252 2𝑛 > 397 𝑛 log 2 = log 397 log 397 𝑛= = 8.63 ≈ 9 log 2 o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o - o o o o o o ⊕ ⊕ ⊕ ⊕ 0 ⊕ 0 ⊕ 1 ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ 𝐴 ∙ 0 = 0 (𝑁𝑢𝑙𝑙 𝐿𝑎𝑤) 𝐴 ∙ 1 = 𝐴 (𝐼𝑑𝑒𝑛𝑡𝑖𝑡𝑦 𝐿𝑎𝑤) 𝐴∙𝐴 =𝐴 𝐴 ∙ 𝐴̅ = 0 𝐴 + 0 = 𝐴 (𝑁𝑢𝑙𝑙 𝐿𝑎𝑤) 𝐴 + 1 = 1 (𝐼𝑑𝑒𝑛𝑡𝑖𝑡𝑦 𝐿𝑎𝑤) 𝐴+𝐴 =𝐴 𝐴 + 𝐴̅ = 1 𝐴+𝐵 =𝐵+𝐴 𝐴∙𝐵 =𝐵∙𝐴 (𝐴 + 𝐵) + 𝐶 = 𝐴 + (𝐵 + 𝐶) (𝐴 ∙ 𝐵)𝐶 = 𝐴(𝐵 ∙ 𝐶) 𝐴(𝐵 + 𝐶) = 𝐴𝐵 + 𝐴𝐶 𝐴 + 𝐵𝐶 = (𝐴 + 𝐵)(𝐴 + 𝐶) 𝐴 + 𝐴̅𝐵 = 𝐴 + 𝐵 𝐴(𝐴̅ + 𝐵) = 𝐴𝐵 𝐴∙𝐴 =𝐴 𝐴+𝐴 =𝐴 𝐴 + 𝐴𝐵 = 𝐴 𝐴(𝐴 + 𝐵) = 𝐴 ̅̅̅̅̅̅̅̅̅̅̅̅̅ 𝐴 + 𝐵 + 𝐶 = 𝐴̅ 𝐵̅ 𝐶̅ ̅̅̅̅̅̅̅ 𝐴 𝐵 𝐶 = 𝐴̅ + 𝐵̅ + 𝐶̅ ̅̅̅̅̅̅̅̅̅̅̅ 𝑓 = 𝐴[𝐵 + 𝐶̅ (𝐴𝐵 + 𝐴𝐶̅ ) ̅̅̅̅ ̅̅̅̅ = 𝐴[𝐵 + 𝐶̅ (𝐴𝐵 𝐴𝐶̅ )] = 𝐴[𝐵 + 𝐶̅ (𝐴̅ + 𝐵̅)(𝐴̅ + 𝐶)] = 𝐴[𝐵 + 𝐶̅ (𝐴̅𝐴̅ + 𝐴̅𝐶 + 𝐵̅𝐴̅ + 𝐵̅𝐶)] = 𝐴[𝐵 + 𝐶̅ (𝐴̅ + 𝐴̅𝐶 + 𝐴̅𝐵̅ + 𝐵̅𝐶)] ∙ = 𝐴(𝐵 + 𝐶̅ 𝐴̅ + 𝐶̅ 𝐴̅𝐶 + 𝐶̅ 𝐴̅𝐵̅ + 𝐶̅ 𝐵̅𝐶) = 𝐴(𝐵 + 𝐴̅𝐶̅ + 0 + 𝐴̅𝐵̅𝐶̅ + 0) ∙ = 𝐴𝐵 + 𝐴𝐴̅𝐶̅ + 𝐴𝐴̅𝐵̅𝐶̅ = 𝐴𝐵 ∙ 𝑓 = 𝐴 + 𝐵[𝐴𝐶 + (𝐵 + 𝐶̅ )𝐷] = 𝐴 + 𝐵[𝐴𝐶 + 𝐵𝐷 + 𝐶̅ 𝐷] = 𝐴 + 𝐵𝐴𝐶 + 𝐵𝐵𝐷 + 𝐵𝐶̅ 𝐷 = 𝐴 + 𝐴𝐵𝐶 + 𝐵𝐷 + 𝐵𝐶̅ 𝐷 ∙ = 𝐴(1 + 𝐵𝐶) + 𝐵𝐷(1 + 𝐶̅ ) = 𝐴 ∙ 1 + 𝐵𝐷 ∙ 1 = 𝐴 + 𝐵𝐷 𝑓(𝐴, 𝐵, 𝐶) = 𝐴̅𝐵 + 𝐵̅𝐶 𝑓(𝐴, 𝐵, 𝐶) = (𝐴̅ + 𝐵̅)(𝐵 + 𝐶) 𝑓(𝐴, 𝐵, 𝐶) = 𝐴̅𝐵 + 𝐵̅𝐶 = 𝐴̅𝐵 (𝐶 + 𝐶̅ ) + (𝐴 + 𝐴̅)𝐵̅ = 𝐴̅𝐵𝐶 + 𝐴̅𝐵𝐶̅ + 𝐴𝐵̅𝐶 + 𝐴̅𝐵̅𝐶 𝐴̅𝐵̅𝐶̅ 𝐴̅𝐵̅𝐶 𝐴̅𝐵𝐶̅ 𝐴̅𝐵𝐶 𝐴𝐵̅𝐶̅ 𝐴𝐵̅𝐶 𝐴𝐵𝐶̅ 𝐴𝐵𝐶 𝑓(𝐴, 𝐵, 𝐶) = 𝑓(𝐴, 𝐵, 𝐶) = ∑𝑚(1, 2, 3, 5) 𝑓(𝐴, 𝐵, 𝐶) = (𝐴̅ + 𝐵̅)(𝐵 + 𝐶) = (𝐴̅ + 𝐵̅ + 𝐶𝐶̅ ) (𝐴𝐴̅ + 𝐵 + 𝐶) = (𝐴̅ + 𝐵̅ + 𝐶)(𝐴̅ + 𝐵̅ + 𝐶̅ )(𝐴 + 𝐵 + 𝐶)(𝐴̅ + 𝐵 + 𝐶) 𝑓(𝐴, 𝐵, 𝐶) = ∙ ∙ ∙ 𝑓(𝐴, 𝐵, 𝐶) = ∏𝑀(0, 4, 6, 7) ∑𝑚(0, 2, 8, 10, 13) ∏𝑀(0, 1, 4, 5, 10, 11, 14, 15) ∑𝑚(2, 7, 15) + 𝑑(3, 8, 11, 12) ∑𝑚(1, 3, 7, 11, 15) + 𝑑(0, 2, 5) 𝑋 = 𝐴′ 𝐵′ 𝐶 ′ + 𝐴𝐵𝐶 ′ + 𝐴𝐵′ 𝐶 ′ + 𝐴𝐵𝐶 𝑋 𝐶 ∑𝑚(1, 2, 3, 5, 6, 7, 8, 9, 12, 13, 15) As minterm 1 is covered by S and T. ∑𝑚(0, 1, 3, 7, 8, 9, 11, 15) ∑𝑚(0, 2, 3, 5) ∑𝑚(2, 3, 5, 7, 8, 9, 12, 13, 14, 15) I0 O0 I1 O1 I2. O2 M inputs. Encoder.. N outputs. IM-2. ON-2 IM-1 ON-1 ∑𝑚( 1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15) ∑𝑚( 1, 3, 4, 5, 7, 9, 11, 12, 13, 15) ∑𝑚( 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15) S = AB’ + BA’ = A ⨁ B C = AB d = AB’ + BA’ = A ⨁ B d = A’B ⊕ ⊕ ⨀ ⨀ ⨀ ⨀ ⨀ ⊙ ⊙ ⊙ ⊙ ∑𝑚( 8, 9, 10, 11, 12, 13, 14, 15) ∑𝑚( 4, 5, 6, 7, 8, 9, 10, 11) ∑𝑚( 2, 3, 4, 5, 10, 11, 12, 13) ∑𝑚( 1, 2, 5, 6, 9, 10, 13, 14) ⨁ ⨁ ⨁ 𝚺 𝚺 𝚺 𝚺 ̅̅̅̅̅̅̅̅ 𝐿𝑂𝐴𝐷 ̅̅̅̅̅̅̅̅ 𝐿𝑂𝐴𝐷 ̅̅̅̅̅̅̅̅ 𝐿𝑂𝐴𝐷 ̅̅̅̅̅̅̅̅ 𝐿𝑂𝐴𝐷 ≤ ̅ 𝑊 ̅ 𝑊 ̅ 𝑊 ̅ 𝑊 ̅ 𝑊 = ∑𝑚(1, 3, 4, 6) = ∑𝑚(2, 4, 5, 7) = ∑𝑚(0, 1, 5, 7) = ∑𝑚(1, 2, 3, 4) ∑𝑚(2, 12, 13) ∑𝑚(7, 8, 9, 10, 11, 12, 13, 14, 15) ∑𝑚(0, 2, 3, 4, 5, 6, 7, 8, 10, 11, 15) ∑𝑚(1, 2, 8, 12, 13) ∑𝑚(0, 1, 2, 4) ∑𝑚(0, 5, 6, 7)