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DAC/ADC

Quiz by afidah malek

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Q 1/8
Score 0
The statement "the smallest changes that can occur in an analog output signal when digital input is changed" is refer to
29
total size
full scale
Resolution
Step size

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8 questions

Show answers

Q1
The statement "the smallest changes that can occur in an analog output signal when digital input is changed" is refer to
total size
full scale
Resolution
Step size
30s
Q2
A/D converter convert
digital to analogue
analogue to digital
digital to digital
analogue to analogue
30s
Q3
Calculate the value of Rf in 3 bit R-2R ladder if given Bin is 4, R is 4Kohm, Vout is 2V and Vref is 2V
4Kohm
2Kohm
0.5Kohm
8k ohm
60s
Q4
A binary -weighted digital to analog converter has an input resistor of 100Kohm. If the resistor is connected to a 5V source, calculate the current through that resistor
500mikro amp
50mA
50 mikro amp
5mA
60s
Q5
Calculate the percentage resolution of a 0V-5V of 6 bit DAC
1.59%
1.70%
15.9%
63%
60s
Q6
what is the value of Vout in 3 bit R2R ladder if given Bin is 7, R is 10K ohm , Rf is 16K ohm and Vref is 2V
44.8V
2.8V
1.1V
4.8V
60s
Q7
Calculate the number of steps for 8 bit DAC?
255
1023
127
256
60s
Q8
A 4 bit DAC produces an output voltage, Vout=10mV for a digital input of 0001.Calculate the full scale output for the converter.
50mV
150mV
100mV
200mV
60s

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