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Flash ADC is the fastest analogue to digital converter (ADC). But it have low resolution and it required lots of comparators which makes it expensive .

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Description :

Which is the fastest type of analogue to digital converter?

Answer :

Flash converter is the fastest type of analogue to digital converter (ADC).

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Which type of ADC gives high resolution?

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Sigma Delta, successive approximation and integrating type analogue to digital converter gives very high resolution but they have slower speed.

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Description :

Number of comparators required for an 8 bit flash ADC is: (1) 8 (2) 16 (3) 255 (4) 256

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Number of comparators required for an 8 bit flash ADC is: 255

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The ADC having highest conversion speed is (A) Dual-slope ADC (B) Successive approximation ADC (C) Flash ADC (D) Servo ADC

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The ADC having highest conVersion speed is Flash ADC

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Answer :

ADC-Amplifier interface: In most data acquisition system analog to digital converter (ADC) is interfaced with the amplifier. There are different interface architectural schemes. Operational ... . The interaction between analog to digital converter and amplifier affects the system performance.

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Description :

Describe the various blocks and their functions in pipelined ADC architecture.

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Integrating or Dual Slope ADC

Answer :

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Description :

List the types of ADCs. Explain working principle of any one type of ADC.

Answer :

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Description :

The number of comparators required in a 4 bit comparator type ADC is (A) 16 (B) 15 (C) 17 (D) 12

Answer :

The number of comparators required in a 4 bit comparator type ADC is 15

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Description :

A flash type ADC uses  A) Counter B) Op—amps C) An integrator D) Flip flop

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