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Digital Electronics

Digital Electronics
Each term in the standard SOP form is called a

 don’t care
 maxterm
 minterm
 literal

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Digital Electronics
Dual slope ADC has R = 1 KΩ and C = 0.22 nanofarad has charging and discharge times for some voltage is 9 ns and 3 ns respectively. The reference Voltage is 2.2 V. What is the peak voltage reached by triangular wave during charging?

 30 mV.
 300 mV.
 900 mV.
 90 mV.

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Digital Electronics
Which of the following is 2’s complement of +12?

 01110011
 00000011
 00001000
 00001100

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Digital Electronics
Counter is a

  sequential circuit.
  none.
  combinational circuit.
  both.

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Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 12, 8
 6, 16
 8, 16
 16, 8

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Digital Electronics
A half adder is a ________ circuit.

 None
 Sequential
 Combinational
 Both A and B

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