Interfacing to the Analog World Questions

• A counter-ramp ADC uses a comparator to compare the input voltage with ________.
• A counter-ramp ADC stops counting when ________.
• The main advantage of the tracking A/D converter over the stairstep-ramp A/D converter is that ________.
• The circuit shown below is a(n) ________.
• The number of binary bits at the input of a DAC or the output of an ADC is known as ________.
• The output of the circuit in the given figure (a) at point X on figure (b) will be ________.
• ________ ADCs have a fixed value of conversion time that is not dependent on the value of the analog input.
• A signal ________ is produced by sampling the signal at a rate less than the minimum rate identified by Nyquist.
• The fastest analog-to-digital converter is the ________.
• A binary-weighter resistor DAC is practical only up to a resolution of ________.
• The primary disadvantage of the simultaneous A/D converter is ________.
• When analog inputs from several sources are to be converted, a(n) ________ technique can be used.
• A DAC is ________ if its output increases as the binary input increments from one value to the next.
• ________ DACs produce both positive and negative output values.