What advantage does the R/2R ladder DAC have over a binary-weighted-input DAC?
A) The virtual ground is eliminated and the circuit is therefore easier to understand and troubleshoot.
B) It has fewer parts for the same number of inputs.
C) It is much easier to analyze its operation.
D) It uses only two different resistor values.
Question 2
What type of op-amp circuit does not typically have a feedback path connected between its output and either of its input pins?
A) A current multiplier B) An open-loop amplifier
C) A comparator D) An inverter
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