10 Questions
What is the primary function of the op-amp in the binary weighted DAC circuit?
Inverting and summing of the input signals
What is the significance of the resistance values in the binary weighted DAC circuit?
They are chosen according to the binary weight of the input bits
What is the purpose of the feedback resistor Rf in the binary weighted DAC circuit?
To provide a path for the output signal to the inverting terminal
What is the advantage of using a binary weighted DAC over other types of DACs?
It requires fewer components and is less expensive
What is the output voltage of the binary weighted DAC when the input is 0111?
-4.375V
What is the step size of the 4-bit binary weighted DAC?
0.625V
What is the primary difference between a binary weighted DAC and a flash ADC?
The direction of the conversion process
What is the advantage of using a negative feedback op-amp configuration in the binary weighted DAC circuit?
It stabilizes the output voltage and reduces distortion
What is the purpose of the switches in the binary weighted DAC circuit?
To connect the resistors to either the reference voltage or ground
What is the maximum analog output voltage of the 4-bit binary weighted DAC?
-9.375V
Learn about the open-loop op-amp configuration and its application in Flash ADC, also known as parallel ADC. Understand how op-amps are used as comparators in this configuration. This concept is crucial in digital electronics and analog-to-digital conversion.
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