Define ADC and DAC. Write two applications of each.

Define ADC and DAC. Write two applications of each.
by
retagged

2 Answers

Answer :

ADC (Analog to Digital Convertor): The electronic circuit which converts analog signals into its equivalent Digital form is known as Analog to digital convertor. 


Application: 1)In digital instruments 2)In Data Acquisition system. 3)In digital Tachometer


DAC (Digital to analog Convertor): The electronic circuit which converts Digital signals into its equivalent Analog form is known as Analog to digital convertor.


Application: 1)In digital processing system. 2)In data Data acquisition system. 3)In Data logger

by

Answer :

ADC

An analog to digital converter (ADC), converts any analog signal into quantifiable data, which makes it easier to process and store, as well as more accurate and reliable by minimizing errors.

Application - Digital multimeter, Digital oscilloscope

DAC

Digital to analog converter, converts Digital signal into equivalent analog signal, hence any analog circuit can work with digital system

Application - Microcontroller, washing machine
by

Related questions

What is the need of data converters? List specifications of DAC.

Description : What is the need of data converters? List specifications of DAC.

Last Answer : Need of data converters:  It is often necessary that before processing the analog data, by a digital system, it should be changed to an equivalent digital form. Similarly, after processing the data, it ... 4. Temperature sensitivity 5. Settling time 6. Speed 7. Long term Drift 8. Supply rejection

Digital to Analog Converter (DAC)

Description : Digital to Analog Converter (DAC)

Last Answer : Digital to Analog Converter (DAC) Digital means binary (1 0) and 1 and 0 may be true and false or on and off or high and low. Analog means continuous signal or information ... wave. Phase Shift Keying (PSK) is transmit digital data by changing the phase of carrier wave.

Write short note on ADC-Amplifier Interface.

Last 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.

Which type of ADC gives high resolution?

Description : Which type of ADC gives high resolution?

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

The ADC having highest conversion speed is

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

Last Answer : The ADC having highest conVersion speed is Flash ADC

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

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

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

What is Analog to Digital Converter (ADC) ?

Description : What is Analog to Digital Converter (ADC) ?

Last Answer : Analog to Digital Converter (ADC)  Analog quantity may be voltage, temperature, sound, speed, audio etc. it is information or signal. ... digital form), digital speedometer (converts analog speed into digital form) etc.

Integrating or Dual Slope ADC

Description : Integrating or Dual Slope ADC

Last Answer : Operation: At the start of measurement the counter is reset to zero. So output of flip-flop is zero. This is applied to the switch control. The switch control now connects input voltage (Vin) to ... Then the data from counter is passed to the digital readout for display purpose.

Flash or Parallel ADC

Description : Flash or Parallel ADC

Last Answer : Flash or Parallel ADC

Which is the fastest type of analogue to digital converter?

Description : Which is the fastest type of analogue to digital converter?

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

With the help of a neat circuit diagram explain the working principle of Digital to Analog converters.(DAC)

Description : With the help of a neat circuit diagram explain the working principle of Digital to Analog converters.(DAC)

Last Answer : Digital-to-Analog Converters:  D/A conversion is the process of converting a value represented in digital code such as binary or BCD into a voltage or current which is proportional ... total of input voltage levels which represents the equivalent analog signals of the 4-bit digital input.

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

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

Last Answer : Types : 1. Successive approximation type A/D converter or Potentiometric type 2.Voltage to time or ramp type A/D converter 3.Voltage to frequency or integrating type A/D converter 4.Dual ... analog voltage and reference voltage are converted to ramp signals of different slopes by the integrator.

Which of the following ADC has highest accuracy ?

Description : Which of the following ADC has highest accuracy ?  (a) Successive approximation type (b) Flash or parallel type (c) Single slope integration type (d) Dual slope integration type

Last Answer : Which of the following ADC has highest accuracy ?  (a) Successive approximation type (b) Flash or parallel type (c) Single slope integration type (d) Dual slope integration type

What is a Digital-to-Analog Converter (DAC) in Arduino?

Description : What is a Digital-to-Analog Converter (DAC) in Arduino?

Last Answer : A Digital-to-Analog Converter (DAC) in Arduino is a component that converts digital signals into analog signals, such as to control the output voltage to a motor or a speaker.

ABC is an isosceles triangle in which AB=AC.AD bisects exterior angles PAC and CD parallel AB.Prove that-i)angle DAC=angle BAC ii)∆BCD is a parallelogram -Maths 9th

Description : ABC is an isosceles triangle in which AB=AC.AD bisects exterior angles PAC and CD parallel AB.Prove that-i)angle DAC=angle BAC ii)∆BCD is a parallelogram -Maths 9th

Last Answer : AB =AC(given) Angle ABC =angle ACB (angle opposite to equal sides) Angle PAC=Angle ABC +angle ACB (Exterior angle property) Angle PAC =2 angle ACB - - - - - - (1) AD BISECTS ANGLE PAC. ANGLE ... AND AC IS TRANSVERSAL BC||AD BA||CD (GIVEN ) THEREFORE ABCD IS A PARALLEGRAM. HENCE PROVED........

ABC is an isosceles triangle in which AB=AC.AD bisects exterior angles PAC and CD parallel AB.Prove that-i)angle DAC=angle BAC ii)∆BCD is a parallelogram -Maths 9th

Description : ABC is an isosceles triangle in which AB=AC.AD bisects exterior angles PAC and CD parallel AB.Prove that-i)angle DAC=angle BAC ii)∆BCD is a parallelogram -Maths 9th

Last Answer : AB =AC(given) Angle ABC =angle ACB (angle opposite to equal sides) Angle PAC=Angle ABC +angle ACB (Exterior angle property) Angle PAC =2 angle ACB - - - - - - (1) AD BISECTS ANGLE PAC. ANGLE ... AND AC IS TRANSVERSAL BC||AD BA||CD (GIVEN ) THEREFORE ABCD IS A PARALLEGRAM. HENCE PROVED........

What is the full form of DAC ?

Last Answer : DAC Development Assistance Committee

What is the full form of C-DAC ?

Last Answer : C-DAC - Center for Development of Advance Computing

What trucking companies hire with bad dac report?

Description : What trucking companies hire with bad dac report?

Last Answer : Need answer

If the measure of angle DAB is 50 degrees and the measure of angle DAC is 20 degree what is measure of CAB?

Description : If the measure of angle DAB is 50 degrees and the measure of angle DAC is 20 degree what is measure of CAB?

Last Answer : If that is the angles of a triangle then the 3rd angle is 110degrees

I Have a 2 part question; Aare there any company that will hire you with a abandonment on your dac and is there away to get it off your dac even if the abandonment was a family emergency and you ad the company agrred to leave truck at a truck stop?

Description : I Have a 2 part question; Aare there any company that will hire you with a abandonment on your dac and is there away to get it off your dac even if the abandonment was a family emergency and you ad the company agrred to leave truck at a truck stop?

Last Answer : Once you abandon a truck you are on the chit list for the rest of your life/ Call Dac or the company who put you on the list ask to be removed. New Orleans does not have any laws against hiring in ... , but I would bet dollars to donuts that it is serious enough that you won't get a second chance.

UTS (Unreserved Ticketing System) is a mobile app developed by A. IRCTC B. CRIS C. C-DAC D. None of these

Description : UTS (Unreserved Ticketing System) is a mobile app developed by A. IRCTC B. CRIS C. C-DAC D. None of these

Last Answer : B [CRIS] Explanation: The UTS on Mobile app, developed by the Centre for Railway Information System (CRIS), was introduced by Indian Railways to enhance the use of digital payment methods.

What are the advantages and disadvantages of R-2R ladder DAC?

Description : What are the advantages and disadvantages of R-2R ladder DAC?

Last Answer : Advantage: • Easier to build • Number of bits can be expanded by adding more sections. Disadvantage: • More power dissipation makes heating, which in turns develops non-linearties in DAC.

What is multiplying DAC?

Description : What is multiplying DAC?

Last Answer : a. digital to analog converter which uses a varying reference voltage VR is called a multiplying DAC(MDAC). If the reference voltage of a DAC, VR is a sine wave given by V(t)=Vin Cos 2_ft  Then, Vo(t)=VomCos(2_ft + 180º)

What is monotonic DAC?

Description : What is monotonic DAC?

Last Answer : A monotonic DAC is one whose analog output increases for an increase in digital input. 

Name the essential parts of a DAC.

Description : Name the essential parts of a DAC.

Last Answer : • Drive motors • Analog devices • Deglitcher • Filter

Draw and explain the interfacing of DAC to 8051.

Description : Draw and explain the interfacing of DAC to 8051.

Last Answer : Diagram:  * Microcontroller generates output which is in digital form but many controlling system requires analog signal as they don't accept digital data thus making it necessary to use DAC ... current. Hence we require an I to V converter to convert this current into equivalent voltage. 

A 4-bit R/2R digital-to-analog (DAC) converter has a reference of 5 volts. What is the analog output for the...

Description : A 4-bit R/2R digital-to-analog (DAC) converter has a reference of 5 volts. What is the analog output for the input code 1010:  (1) 0.3125 V (2) 3.125 V (3) 0.78125 V (4) –3.125 V

Last Answer : 3.125V

(a) Define permeability. (b) Define MMF. (c) Define form factor of an alternating quantity. (d) Define frequency and time period of an alternating quality. (e) Define transformation ratio of transformer. (f) State the EMF equation of a 1 transformer and state the meaning of each term used. (g) Give two applications of single phase motors.

Description : (a) Define permeability. (b) Define MMF. (c) Define form factor of an alternating quantity. (d) Define frequency and time period of an alternating quality. (e) Define transformation ratio of transformer. ... and state the meaning of each term used. (g) Give two applications of single phase motors. 

Last Answer : Permeability : It is the ability of a magnetic/Non magnetic material to allow setting up of flux in it.  MMF : The magneto motive force (MMF) is the force required to setup flux in a magnetic / ... applications of single phase motors : Water pumps, ceiling fan, lathe machine

ABC and ADC are two right triangles with common hypotenuse AC. Prove that angle CAD = angle CAB -Maths 9th

Description : ABC and ADC are two right triangles with common hypotenuse AC. Prove that angle CAD = angle CAB -Maths 9th

Last Answer : Given, AC is the common hypotenuse. ∠B = ∠D = 90°. To prove, ∠CAD = ∠CBD Proof: Since, ∠ABC and ∠ADC are 90°. These angles are in the semi circle. Thus, both the triangles are lying in the semi ... D are concyclic. Thus, CD is the chord. ⇒ ∠CAD = ∠CBD (Angles in the same segment of the circle)

ABC and ADC are two right triangles with common hypotenuse AC. Prove that angle CAD = angle CAB -Maths 9th

Description : ABC and ADC are two right triangles with common hypotenuse AC. Prove that angle CAD = angle CAB -Maths 9th

Last Answer : Given, AC is the common hypotenuse. ∠B = ∠D = 90°. To prove, ∠CAD = ∠CBD Proof: Since, ∠ABC and ∠ADC are 90°. These angles are in the semi circle. Thus, both the triangles are lying in the semi ... D are concyclic. Thus, CD is the chord. ⇒ ∠CAD = ∠CBD (Angles in the same segment of the circle)

What is an Analog-to-Digital Converter (ADC) in Arduino?

Description : What is an Analog-to-Digital Converter (ADC) in Arduino?

Last Answer : An Analog-to-Digital Converter (ADC) in Arduino is a component that converts analog signals, such as temperature or light, into digital signals that can be processed by the microcontroller.

In the figure, find teh perimeter of the shaded region where. ADC, AEB and BFC are semi-circles on diameters AC, AB and BC respectively. -Maths 10th

Description : In the figure, find teh perimeter of the shaded region where. ADC, AEB and BFC are semi-circles on diameters AC, AB and BC respectively. -Maths 10th

Last Answer : Given: Diameter of semicircle AEB= 2.8 cm RADIUS OF SEMICIRCLE(AEB)= 2.8/2= 1.4 cm Diameter of semicircle BFC=1.4 cm RADIUS OF SEMICIRCLE(BFC)= 1.4/2= 0.7 cm Diameter of semicircle ADC= 2.8+1.4 = ... ; .6 = 13.2 cm Hence, the perimeter of the shaded region is 13.2 cm HOPE THIS WILL HELP YOU...

What is the full form of ADC ?

Description : What is the full form of ADC ?

Last Answer : The full form of ADC is Aeitional Deputy Commissioner.

In the above figure, O is the centre of the circle AB,AD and CD are the chords . If `/_ ADC=130^(@)` then fid `/_ ACB`.

Description : In the above figure, O is the centre of the circle AB,AD and CD are the chords . If `/_ ADC=130^(@)` then fid `/_ ACB`.

Last Answer : In the above figure, O is the centre of the circle AB,AD and CD are the chords . If `/_ ADC=130^(@)` then fid `/_ ACB`.

Which is the fastest ADC and why?

Description : Which is the fastest ADC and why?

Last Answer : Simultaneous type A/D converter(flash type A/D converter) is the fastest because A/D conversion is performed simultaneously through a set of comparators 

State the advantages of dual slope ADC

Description : State the advantages of dual slope ADC

Last Answer :  It provides excellent noise rejection of ac signals whose periods are integral multiples of the integration time T. It is defined as the total time required to convert an analog signal into its ... output. It depends on the conversion technique used & the propagation delay of circuit components.

What is the main drawback of a dual-slop ADC?

Description : What is the main drawback of a dual-slop ADC?

Last Answer : The dual slope ADC has long conversion time. This is the main drawback of dual slope ADC

Explain in brief the principle of operation of successive Approximation ADC.

Description : Explain in brief the principle of operation of successive Approximation ADC.

Last Answer : The circuit of successive approximation ADC consists of a successive approximation register (SAR), to find the required value of each bit by trial & error.With the arrival of START command, SAR sets the MSB ... /P signal. This O/P is low or High. This process continues until all bits are checked.

A ______ is a combination load balancer and application server that is a server placed between a firewall or router. a) ABC b) ACD c) ADC d) All of the mentioned

Description : A ______ is a combination load balancer and application server that is a server placed between a firewall or router. a) ABC b) ACD c) ADC d) All of the mentioned

Last Answer : ADC

A ______ is a combination load balancer and application server that is a server placed between a firewall or router. a) ABC b) ACD c) ADC d) All of the mentioned

Description : A ______ is a combination load balancer and application server that is a server placed between a firewall or router. a) ABC b) ACD c) ADC d) All of the mentioned

Last Answer : ADC

. A ______ is a combination load balancer and application server that is a server placed between a firewall or router. a) ABC b) ACD c) ADC d) All of the mentioned

Description : . A ______ is a combination load balancer and application server that is a server placed between a firewall or router. a) ABC b) ACD c) ADC d) All of the mentioned

Last Answer : ADC

What is the result if the input of ADC is changing while performing conversion? A

Description : What is the result if the input of ADC is changing while performing conversion? A

Last Answer : Aperture distortion

Resolution of ADC is defined as a) 1/ (2N – 1) b) 2N-1 c) 1/ (2N-1) d) 2N-1

Description : Resolution of ADC is defined as a) 1/ (2N – 1) b) 2N-1 c) 1/ (2N-1) d) 2N-1

Last Answer : b) 2N-1

In ADC 0808 if _______ pin high enables output. a) EOC b) I/P0-I/P7 c) SOC d) OE

Description : In ADC 0808 if _______ pin high enables output. a) EOC b) I/P0-I/P7 c) SOC d) OE

Last Answer : b) I/P0-I/P7

What are the commonest congenitally missing teeth:VERY CONTROVERSIAL BUT SEE THE SAMPLE QUESTIONS FROM ADC IT’S THE ANSWER A. 12, 22 B. 35, 45 ACC TO CAMERON C. 15, 25 D. 33, 43

Description : What are the commonest congenitally missing teeth:VERY CONTROVERSIAL BUT SEE THE SAMPLE QUESTIONS FROM ADC IT’S THE ANSWER A. 12, 22 B. 35, 45 ACC TO CAMERON C. 15, 25 D. 33, 43

Last Answer : A. 12, 22

Which one of the following is true about oral hairy leukoplakia?** ADC M07 A. Associated with HIV virus infection and is commonly seen on the dorsal of the tongue B. Associated with HIV virus infection and is commonly seen on the lateral side of the tongue C. Usually caused by Candida species D. Always associated with trauma to the lateral side of the tongue E. Always associated with pernicious anaemia

Description : Which one of the following is true about oral hairy leukoplakia?** ADC M07 A. Associated with HIV virus infection and is commonly seen on the dorsal of the tongue B. Associated with HIV ... Always associated with trauma to the lateral side of the tongue E. Always associated with pernicious anaemia

Last Answer : B. Associated with HIV virus infection and is commonly seen on the lateral side of the tongue C. Usually caused by Candida species

As far as surgical removal of wisdom teeth is concerned, which of the following is true?**CHECK A. Prophylactic prescription of antibiotic reduces dramatically the chances of infection B. Raising a lingual flap will increases the incidence of neurapraxia but will reduce the incidence of neurotmesis with respect to the lingual nerve ADC M07 C. Prophylactic prescription of dexamethasone will dramatically reduces post operative swelling D. Inferior dental nerve injury is unlikely since the nerve passes medial to the wisdom tooth root E. The use of vasoconstrictors in local anaesthetics will increase the chances of infection.

Description : As far as surgical removal of wisdom teeth is concerned, which of the following is true?**CHECK A. Prophylactic prescription of antibiotic reduces dramatically the chances of infection B. Raising ... root E. The use of vasoconstrictors in local anaesthetics will increase the chances of infection.

Last Answer : C. Prophylactic prescription of dexamethasone will dramatically reduces post operative swelling

Loss of sensation in the lower lip may be produced by,CHECK ADC M07 A. Bell’s palsy B. Traumatic bone cyst C. Trigeminal neuralgia D. Fracture in the mandible first molar region E. Ludwig’s angina Loss of sensation in the lower lip may be produced by,CHECK ADC M07 A. Bell’s palsy B. Traumatic bone cyst C. Trigeminal neuralgia D. Fracture in the mandible first molar region E. Ludwig’s angina

Description : Loss of sensation in the lower lip may be produced by,CHECK ADC M07 A. Bell’s palsy B. Traumatic bone cyst C. Trigeminal neuralgia D. Fracture in the mandible first molar region E. Ludwig’s angina

Last Answer : D. Fracture in the mandible first molar region E. Ludwig’s angina

Before filling a class V abrasion cavity with GIC you should(+adc March07) A. Clean with pumice, rubber cup, water and weak acid B. Dry the cavity thoroughly before doing anything C. Acid itch cavity then dry thoroughly

Description : Before filling a class V abrasion cavity with GIC you should(+adc March07) A. Clean with pumice, rubber cup, water and weak acid B. Dry the cavity thoroughly before doing anything C. Acid itch cavity then dry thoroughly

Last Answer : A. Clean with pumice, rubber cup, water and weak acid