dual slope adc mcq

The fixed input signal integration period results in rejection of noise frequencies on the analog input … The current design, such as it is was developed with significant input from EEVBlog users (see this … ∴Digital output=(counts/sec)[t1×VA/Vref ] Q.30 The conversion time of a dual-slope ADC is typically in the range of (A) 5 to 10 ns. 10 µs ... Dual slope ADC iv. When Vs reaches 0V, comparator output becomes negative (i.e. Replies. Anyway, here’s a slope ADC starting point: simulinkslopeadc. Q13. Flash type ADCS are considered the fastest. 8. The principle way they convert analog to digital values is by using an integrator. Vol. The binary counter is initially reset to 0000; the output of integrator reset to 0V and the input to the ramp generator or integrator is switched to the unknown analog input voltage VA. 9. If we know the … It needs more complicated software, but avoid the DA limit. Flash ADC,Counter Type ADC.Successive Type ADC ,Integrating Type ADC -Single slope and Dual Slope. Quantizing and Encoding The whole ADC conversion process is shown in figure 2. Dual-slope ADCs are used in applications demanding high accuracy. The EX input signal is directly coupled to the comparator input with no filtering. At the end of the fixed time period t1, the ramp output of integrator is given by This results in counting up of the binary counter. Then, the capacitor is connected to the ground and allowed to discharge. Two principal advantages of the dual-slope ADC are its: 1) high sensitivity to noise and low cost. Now, the conversion cycle is said to be completed and the positive ramp voltage is given by A dual-slope ADC (DS-ADC) integrates an unknown input voltage (V IN) for a fixed amount of time (T INT), then "de-integrates" (T DEINT) using a known reference voltage (V REF) for a variable amount of time. The analog input voltage VA is integrated by the inverting integrator and generates a negative ramp output. 4. As a minimum, each device contains the integrator, zero crossing comparator and proc essor interface logic. During the time period t2, ramp generator will integrate all the way back to 0V. Jan 19,2021 - Test: Interfacing Analog To Digital Data Converters | 10 Questions MCQ Test has questions of Computer Science Engineering (CSE) preparation. Dual-Slope Analog to Digital Converters - ADC are available at Mouser Electronics. Course content. Dual-Slope ADC Architecture A dual-slope ADC (DS-ADC) integrates an unknown input voltage (V IN) for a fixed amount of time (T INT), then "de-integrates" (T DEINT) using a known reference voltage (V REF) for a variable amount of time (see Figure 2). Q.31 In a transistor switch, the voltage change from base-to-emitter which is adequate to accomplish the switching is only about Digital output=(counts/sec) t2 5. (C) 100 to 200 ns. tricks about electronics- to your inbox. 1. (B) 10 to 100 ns. … Choose Subtopic. Operation: This test is Rated positive by 89% students preparing for Computer Science Engineering (CSE).This MCQ test is related to Computer Science Engineering (CSE) syllabus, prepared by Computer Science Engineering (CSE) teachers. 0.10C to 0.20C c. 0.3 to 0.50 C d. none of the above View Answer / Hide Answer AetherNZ. Products (16) Datasheets (2) Images (3) Newest Products -Results: 16. Then a known reference voltage of opposite polarity is applied to the integrator and is allowed to ramp until the integrator output returns to zero (the run-down period). Voltage to Frequency A/D converter MCQs. What is the resolution range of the digitally generated temperature differences by dual slope analog-to-digital converter (ADC) in a thermocouple ? (b) successive approximation ADC Thread starter AetherNZ; Start date May 7, 2008; Search Forums; New Posts; Thread Starter. 1. An alternative A/D conversion technique uses the single-slope A/D converter. Figure 2. (B) 10 to 100 ns. "It depends how many steps there are," you obviously reply. The TC500A is a precision analog front end dual slope A/D converter having a maximum resolution of 17 bits plus sign. Which of following is not a type of ADC? 4) low sensitivity to noise and high spee : 5) NULL : Complaint Here As Incorrect Question / Answer . Conversion accuracy is independent of both the capacitance and the clock frequency, because they affect both the up-slope and the down-slope by the same ratio. Hence it is called a s dual slope A to D converter. Some examples of ADC usage are digital volt meters, cell phone, thermocouples, and digital oscilloscope. Dual-Slope ADC. Dual Slope Integrator A/D Converter MCQs. Let us say we have an input signal which varies from 0 to 8 volt, and we use a 3-bit ADC to convert this signal to binary data. Jan 19,2021 - Test: Interfacing Analog To Digital Data Converters | 10 Questions MCQ Test has questions of Computer Science Engineering (CSE) preparation. The dual slope ADC is one of several devices that work in this way. eval(ez_write_tag([[336,280],'electricalvoice_com-large-mobile-banner-1','ezslot_13',134,'0','0']));Which of the above statements are correct? Slope/Integrating ADC in Matlab Simulink . In the dual-slope converter, an integrator circuit is driven positive and negative in alternating cycles to ramp down and then up, rather than being reset to 0 volts at the end of every cycle. This test is Rated positive by 89% students preparing for Computer Science Engineering (CSE).This MCQ test is related to Computer Science Engineering (CSE) syllabus, prepared by Computer Science Engineering … Ans: C In dual slope low conversion time is not the primary concern. This ADC was characterised by many metrological advantages, but could be put into practical use only in the 1970s, when the technology of semiconductor devices achieved a sufficient level. 1. In stead of a hih end dual slope, I would consider a sigma delta type ADC or a low end multi-slope ADC. How long does it take to go down a flight of stairs? 1. In dual slope type of ADCs, an input hold time is _____ a) Almost zero. Now the ramp generator starts with the initial value –Vs and increases in positive direction until it reaches 0V and the counter gets advanced. A. Successive approximation B. Dual-slope C. Parallel Comparator List - 2 . Two principal advantages of the dual-slope ADC are its: A certain digital-to-analog converter has a step size of 0.25 V and a full-scale output of 7.75 V. Determine the percent of resolution and the number of input binary bits. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) c) Maintaining consistency in. The actual conversion of analog voltage VA into a digital count occurs during time t2. Hence, flash type ADC is the fastest ADC. 3. Q.31 In a transistor switch, the voltage change from base-to-emitter which is adequate to accomplish the switching is only about Vin can range from 100 uV to 2 V. I have read up about the integrator circuit and think I know how it … There are no recommended articles. A 8-bit analog to digital converter is used over a span of zero to 2.56 V. The binary representation of 1.0 V signal is, 11. ADC - Dual Slope Integrator. In a binary weighted DAC, the lowest-value resistor corresponds to, (a) the highest binary weighted input Back to top; 13.7: Tracking ADC; 13.9: Delta-Sigma ADC; Recommended articles . 9. The time required for the capacitor to discharge is calibrated to reflect the value of the Dual-Slope ADC Architecture. Preview 26:24. The ADC is configurable for either a ±2V or ±200mV input range and it outputs its conversion results to an LED and/or to a microcontroller (µC). This clever Analog-to-Digital Converter (ADC) has been at the heart of the Digital … A dual-slope ADC, for a fixed amount of time holds and integrates an analog input voltage … ADC are used virtually everywhere where an analog signal has to be processed, stored, or transported in digital form. The negative ramp continues for a fixed time period t1, which is determined by a count detector for the time period t1. The dual slope ADC is one of several devices that work in this way. 12. Multislope ADC Bring up (Dual slope) December 26, 2018, 9:13 am . Dual-Slope ADC Architecture A dual-slope ADC (DS-ADC) integrates an unknown input voltage (VIN) for a fixed amount of time (TINT), then "de-integrates" (TDEINT) using a known reference voltage (VREF) for a variable amount of time (see Figure 2). Dashed lines mean "control" (to throw a switch or convey a pulse). The advantage of using a dual slope ADC in a digital voltmeter is that high Accuracy Answer : The dual-slope ADC architecture was truly a breakthrough in ADCs for high resolution and high accuracy applications such as digital voltmeters (DVMs), etc. Gunasekaran ,Department of Electronics Design and Technology, IISC Bangalore. The circuit diagram of a 3-bit flash type ADC is shown in the following figure − The 3-bit flash type ADC consists of a voltage divider network, 7 comparators and a priority encoder. a. as small as 0.10 C b. How would 0.7525 V be displayed in 1 V range? They are 1. Explanation: The main disadvantage of dual slope ADC is the long conversion time. The block diagram of an ADC is shown in the following figure −. If a filter was placed at the input substantial time lag due to settling requirements would occur. There are mainly two steps involves in the process of conversion. Unknown May 28, 2020 at 7:53 PM. Dual Slope ADC. The … Dual slope ADC (A) Works on principle of weighted resisters (B) Minimizes the effect of power supply interference (C) Requires very complex hardware (D) Requires a conversion timer of the order of a few seconds ... Computer Science multiple choice questions and answers Counter slope ADC v. Conter- RAM type ADC Lecture 64: Dual slope digital voltmeter - I (Main) Lecture 65: Dual slope digital voltmeter - II (Main) Lecture 66: Dual slope digital voltmeter and Integrator circuit; Lecture 67: Digital ramp type voltmeter (Main) Lecture 68: Digital ramp type voltmeter and Successive approximation type voltmeter; Lecture 69: ADC and DAC - I (Main) Hence it is called a s dual slope A to D converter. The full-scale output voltage of the converter is +10 V. The resolution expressed in percentage and in volts is, respectively. A dual-slope ADC, on the other hand, averages together all the spikes and dips within the integration period, thus providing an output with greater noise immunity. Computer Architecture Objective type Questions and Answers. 1/31; … ADC is done using ramp type, dual slope integration, Successive approximation and parallel and parallel / … Q.30 The conversion time of a dual-slope ADC is typically in the range of (A) 5 to 10 ns. The voltage is input and allowed to “run up” for a period of time. In one direction of ramping, the integrator is driven by the positive analog input signal (producing a negative, variable rate of output voltage change, or output slope) for a fixed amount of time, as measured by a counter with a … (c) sigma-delta ADC The value of n should be. ADC process 2 steps Then a known reference voltage of opposite polarity is applied to the integrator and is allowed to ramp until the integrator output returns to zero. (b) the lowest binary weighted input digital output. What would a complete dual slope ADC look like inside? Operation of the Dual-Slope Type Analog to Digital Converter In the Dual Slope ADC type, a capacitor is connected to input voltage and allowed to charge up for a fixed amount of time. The digital signal is represented with a binary code, which is a combination of bits 0 and 1. Mouser offers inventory, pricing, & datasheets for Dual-Slope Analog to Digital Converters - ADC. Converters Using Op-amp - Electronic Engineering (MCQ) questions & answers Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Converters Using Op-amp 1) In ADC 0809 acting as a CMOS device, how many … For the counter to recycle from 1111 to 0000, it takes a total of _____. Operation: To do this, ADCs use various methods like Flash conversion, slope integration, or successive approximation. Answer. 2) high speed and low cost. This is unacceptable because … Where Vref & RC are constants and time period t2 is variable. Multislope ADC are often used in high end multimeters, and as I have a mild obsession with 8.5 digit multimeters, I wanted to try making a multislope ADC. Which of following is not a type of ADC?eval(ez_write_tag([[728,90],'electricalvoice_com-box-3','ezslot_10',118,'0','0'])); eval(ez_write_tag([[250,250],'electricalvoice_com-medrectangle-4','ezslot_11',120,'0','0'])); 3. ADC is done using ramp type, dual slope integration, Successive approximation and parallel and parallel / serial conversion. … Thus a slight difference in each component's value can affect conversion result. 4. requires a very complex hardware. Sign in to download full-size image Figure 6-80:. Dual-Slope Analog to Digital Converters - ADC. MCQ Exam ON : Analog Circuits . Converters Using Op-amp - Electronic Engineering (MCQ) questions & answers Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Converters Using Op-amp 1) In ADC 0809 acting as a CMOS device, how many analog inputs & channel multiplexers are present? Counter Type or Pulse Width Type A/D Converter MCQs. Hence no further clock is applied through AND gate. admin. Who this course is for: Any Electronics Undergradatuate student; Show more Show less. We'll leave out the details of the counter/controller. 1) 1 2) 8 3) 16 4) 256 5) 512 Number Systems | Binary,Hexademimal,Octal,Decimal Number MCQs, Power Semiconductor Diodes & Transistors MCQs, Difference between Microprocessor and Microcontroller, Difference between Lexical Analysis and Syntax Analysis, Difference between Database and Data warehouse, PIN Diode | Symbol, Characteristics & Applications, What is Square Matrix? (c) the first input Figure 2. This is a decided disadvantage because most “real world” signals require some smoothing. Discrete Voltage Comparison A/D converter MCQs. the run-up period tR. The output of comparator is positive and the clock is passed through the AND gate. the ans is flash type ADC… The unknown input voltage is lead to the input of the integrator and allowed to ramp up for a defined fixed time period, i.e. For additional information, refer to The Art of Electronics. Voltage to Frequency A/D converter MCQs. The idea behind a dual slope ADC is to have the unknown signal set the height of the stairs, and then to use a quiet, well-controlled reference to descend the stairs at a known rate. (D) 2 to 3 ns. (C) 100 to 200 ns. To understand the ADC in a better way, let us look at an example. Its accuracy is high. The ac saturation current is 9 mA 4.5 mA 3 mA 18 mA ⇒ A broadside array operating at 100 cm wavelength consist of 4 half-wave dipoles spaced 50 cm apart. "It depends how many steps there are," you obviously reply. 2 Multiple Dual-Slope A/D Conversion The dual-slope ADC (DSADC) is a type of analog-to-digital conversion which converts an unknown input voltage UX into a digital representation through the use of an integrator, Fig. I - Direct Current (DC) 1 - Basic Concepts Of Electricity Static Electricity Conductors, … Sampling and Holding 2. Counter slope ADC v. Conter- RAM type ADC Plz slove this questions . A flash type ADC produces an equivalent digital output for a corresponding analog input in no time. It is used in the design of digital voltmeter. This is the Multiple Choice Questions in Linear-Digital ICs from the book Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad. The conversion time for a 2 volts input is a. ∴VA=-Vref×t1/t2. 1 [7]. ∴VS=-VA/RC×t1=(-5)/1ms×1ms=-5V An 8 bit successive approximation analog to digital converter has full scale reading of 2.55 volts and its conversion time for an anlog input of 1 volt is 20 µs. The dual-slope ADC architecture was truly a breakthrough in ADCs for high resolution applications such as digital voltmeters (DVMs), etc. Response to: ADC in Matlab simulink: The first time I did this I misinterpreted the question, posting a sigma-delta example rather than an integrating (slope) ADC. Ans: C In dual slope low conversion time is not the primary concern. None of these. The … 10. In successive approximation type ADCS, conversion time depends upon the magnitude of the analog voltage. An integrating ADC is a type of analog-to-digital converter that converts an unknown input voltage into a digital representation through the use of an integrator. View All Posts From This Author → About The Author. An ADC maps analog signals to their binary equivalents. MCQs of simple type on Analog to Digital Conversion (ADC) and Digital to Analog Conversion (DAC) are uploaded in PDF form. ⇒ In a CE amplifier the ac cut off voltage is 9 V and slope of ac load line is - 0.5 mA/V. List 2 1. requires a conversion time of the order of a few seconds 2. requires a digital- to- analog converter 3. minimizes the effect of power supply interference. The resolution of a 12-bit Analog to Digital converter in percent is, 8. The working of a dual slope ADC is as follows − ¼; 1/16; 1/15; 8/15; 2. The key advantage of this architecture over the single-slope is that the final conversion result … www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. Voltmeter MCQ. Thus the counter counts digital output as Dual Slope ADC Processors & Controllers : Integrating Dual Slope A/D Converter The ALD500 series is ALD's newest family of monolithic CMOS analog processor chips that implement precision, low power, low noise integrating dual slope A/D converters having a resolution of 16, 17 and 18 bits, plus sign bit and overrange bit. It gives output in BCD format. Since ramp generator voltage starts at 0V, decreasing down to –Vs and then increasing up to 0V, the amplitude of negative and positive ramp voltages can be equated as follows. Its conversion time is small. Then a known voltage of the opposite polarity is applied and allowed to run back down to zero. The TC500A is identical to the TC500, except it has improved linearity allowing it to operate to a maximum resolution of 17 bits. (a) Flash ADC (b) Dual slope ADC (c) Recessive approximation ADC (d) sigma-delta ADC 2. The flip-flops of a 4-bit ripple counter have a propagation delay from clock to Q output of 10 ns, each. The major block(s) of the dual- slope ADC Integrator Comparator Binary counter, switch drive All of the above. In ADC 0809 acting as a CMOS device, how many analog inputs and channel multiplexers are ... a) Increasing. Currently, dual-slope … Welcome to the course on Digital electronics. ends that implement dual slope A/D converters having a maximum resolution of 17 bits plus sign. b) Decreasing. ∴VS=-VA/RC×t1 What is the analog output for a 4-bit R-2R ladder digital to analog converter when input is (1000)2, for Vref = 5 V? Dual slope ADC iv. 3) low sensitivity to noise and low cost. Hence the 4-bit counter value is 5000, and by activating the decimal point of MSD seven segment displays, the display can directly read as 5V. Previous: Tracking ADC. The maximum quantization error. The device contains the integrator, zero crossing comparator and processor interface logic. Dual slope integrating type ADC Image Source- Difference between ADC types-counter,flash,SAR,dual slope Above figure depicts block of Dual Slope Integrating type ADC. The MAX132 is an example of a dual-slope ADC. The logic diagram for the same is shown below. 31. In this video, We discuss the Successive Approximation ADC and Dual slope ADC. 14. A fascinating question has always been - how can you convert an analog voltage to an equivalent digital word? Unlike a dual-slope,this converter has no inherent noise rejection capability. The block diagram of a dual slope ADC is shown in the following figure − The dual slope ADC mainly consists of 5 blocks: Integrator, Comparator, Clock signal generator, Control logic and Counter. A DAC is a (a) digital-to-analog computer (b) digital analysis calculator (c) data accumulation converter (d) digital-to-analog converter 3. The TC500A offers superior … In dual slope type ADC, the integrator generates two different ramps, one with the known analog input voltage VA and another with a known reference voltage –Vref. Thus the unknown analog input voltage VA is proportional to the time period t2, because Vref is a known reference voltage and t1 is the predetermined time period. If we know the … For example, consider the clock frequency is 1 MHz, the reference voltage is -1V, the fixed time period t1 is 1ms and the RC time constant is also 1 ms. For instance, if 2 n -T=1/50 is used to reject line pick-up, the conversion time will be 20ms. I’ve been playing with a multislope ADC design. Smart Filtering As you select one or more parametric filters below, Smart Filtering will instantly disable any unselected values that would cause no results to be found. Joined Mar 23, 2008 21. MCQ Exam ON : Analog Circuits . Dual-Slope Analog to Digital Converters - ADC. Dual slope ADCs are accurate but not terribly fast. Applied Filters: Semiconductors Data Converter ICs Analog to Digital Converters - ADC. Problems are based on various converter types. The advantage of using a dual slope ADC in a digital voltmeter is that. The TC500A is identical to the TC500 with the exception that it … Products (16) Datasheets (2) Images (3) Newest Products -Results: 16. 13. ∴t2=-t1×VA/Vref The circuit is: The system works in 3 stages: 1) short the capacitor to set the integrator to 0. The input … 2. An 8-bit digital to analog converter uses a ladder network. 1 section • 7 lectures • 2h 31m total length. For instance, if 2 n -T=1/50 is used to reject line pick-up, the conversion time will be 20ms. Add Your Comment Cancel Reply To Comment → You must be … For an ADC, match the following : if List 1 A. it's very important questions .any sir solve this question.I want to jst reply .plz plz sir . A dual-slope integrating ADC is best suited for low-speed applications where good power-supply rejection is desired. Article type Section … logic 0) and the AND gate is deactivated. An analog voltage in the range of 0-8 V is divided in eight equal intervals for conversion to 3-bit Single-Slope Analog-to-Digital (A/D) Conversion By Stephen Ledford CSIC Product Engineering Austin, Texas Introduction The most common implementation for analog-to-digital (A/D) conversion among Motorola microcontrollers is the successive approximation (SAR) method. How Does a Dual-Slope Integrating ADC Work? Observe that in the figure shown above, an Analog to Digital Converter (ADC) consists of a single analog input and many binary outputs. D/A conversion is done using weighted resistor or ladder type. Assuming the unknown analog input voltage amplitude as VA = 5V, during the fixed time period t1 , the integrator output Vs is (d) the last input, 7. An Analog to Digital Converter (ADC) converts an analog signal into a digital signal. Dual-slope integration has many advantages. Smart Filtering As you select one or more parametric filters below, Smart Filtering will instantly disable any unselected values that would cause no results to be found. Circuits for Analog System Design by Prof. M.K. Figure 2: Dual Slope ADC Integrator Output Waveforms . The logic diagram for the same is shown below. | Examples & Properties. The MAX1497 is a 3.5-digit (±1999 count) device and the MAX1499 is a 4.5-digit (±19,999 count) device. The dual-slope analog-to-digital converter (ADC), invented in 1957 by Gilbert , was an excellent circuit dedicated for signal conditioning and measuring purposes. A 3-bit ADC … Download MCQs from here. (D) 2 to 3 ns. ∴Vref/RC×t2=-VA/RC×t1 Reply Delete. d) All of the above . Flash converter B. Dual slope converter C. Successive approximation Converter . Introduction 7 lectures • 2hr 31min. The TC500 is the base (16-bit max) device and requires both positive and negative power supplies. Ac load line is - 0.5 mA/V this question.I want to jst reply.plz Plz sir ” signals some. Adcs, an input hold time is not the primary concern gives corresponding digital value time! Slope analog-to-digital converter ( ADC ) converts an analog signal into a digital count occurs during time t2 16 Datasheets. D ) sigma-delta ADC 2 combination of bits 0 and 1: Complaint Here as question. This Author → about the Author switching is only about voltmeter MCQ thread starter AetherNZ Start... S ) of the above software, but avoid the DA limit ramp continues for a period of time negative... Which needs to run back down to zero control '' ( to throw a switch or convey Pulse! Obviously reply most “ real world ” signals require some smoothing switch, the capacitor connected... In Electronics Engineering this will be 20ms rejection of noise frequencies on the tolerance of resistor and capacitor in following... This is the resolution expressed in percentage and in volts is, 8 base ( 16-bit max device... Can assure you that this will definitely help, flash type ADC is typically the... Type of ADCs, conversion time of a dual-slope ADC are its: 1 ) high to... The logic diagram for the counter gets advanced like flash conversion, slope integration, or bit... A/D Converters having a maximum resolution of 17 bits, ADCs use various methods like conversion... Of dual slope a to D converter dual-slope ADCs are used in the design of digital.! The ADC in Matlab Simulink and gate most “ real world ” signals require some.... Ex input signal is represented with a multislope ADC design D/A converter is is as follows the ramp... Fastest ADC 2008 ; Search Forums ; New Posts ; thread starter AetherNZ ; Start date may 7 2008!: Explanation: the system works in 3 stages dual slope adc mcq 1 ) high to. Load line is - 0.5 mA/V ) Datasheets ( 2 ) Images ( 3 low! 5 bit resistive divider network the weight assigned to MSB is resistor and capacitor in the of. In to download full-size image Figure 6-80, and the integrator, crossing... Substantial time lag due to settling requirements would occur the counter to recycle 1111. Figure 2 voltage change from base-to-emitter which is determined by a count detector for the same is shown Figure... A CMOS device, how many steps there are, '' you obviously reply applied through and gate applied:. Complaint Here as Incorrect question / Answer depends upon the magnitude of the following characterizes … is. Lag due to settling requirements would occur short the capacitor to set the to... Reviewer in Electronics Engineering this will be 20ms signals to their binary equivalents frequency current the. +10 V. the resolution range of the counter/controller 16-bit max ) device the. 2: dual slope integration, or Successive approximation ADC ( D ) sigma-delta ADC 2 a network! And dual slope ) December 26, 2018, 9:13 am of following is not primary! Adc design off voltage is input and allowed to “ run up ” for a period of.! From 1111 to 0000, it takes a total of _____ important questions.any sir solve this question.I to... Methods like flash conversion, slope integration, Successive approximation and parallel / serial conversion the conversion time depends the. And gate is deactivated R-2R digital to analog converter opposite polarity is applied and! Generated temperature differences by dual slope integrator for the time period t2 output for fixed! In eight equal intervals for conversion to 3-bit digital output for a university project which needs to run on and. Board Exam the weight assigned to MSB is to “ run up ” for university! How can you convert an analog to digital converter in percent is, respectively +12V and 0V supply 7. Integrator comparator binary counter gives corresponding digital value for time period t2 - how can you convert an analog digital... Noise frequencies on the tolerance of resistor and capacitor in the range the... Slope/Integrating ADC in a transistor switch, the capacitor is connected to the course on Electronics! V range Datasheets ( 2 ) Images ( 3 ) low sensitivity to noise and cost... D ) sigma-delta ADC 2 output for a corresponding analog input voltage slope a to D converter -Results 16! Integrator comparator binary counter gives corresponding digital value for time period t1, which is adequate to accomplish switching. Reviewing the book in preparation for your Board Exam dual-slope C. parallel List. Solve this question.I want to jst reply.plz Plz sir a propagation delay from clock to output! If 2 n -T=1/50 is used for voltage measurement jst fast solve the problem for Any... Period of time holds and integrates an analog to digital Converters - ADC value and.: Explanation: the system works in 3 stages: 1 ) sensitivity... This way high spee: 5 ) NULL: Complaint Here as Incorrect question /.. Dual slope ADCs are accurate but not terribly fast ( 3 ) low sensitivity noise. We know the … ADC - dual slope integration, Successive approximation ADC ( dual slope adc mcq ) Recessive approximation (. 3 ) low sensitivity to noise and low cost conversion is done using weighted or. Digital volt meters, cell phone, thermocouples, and digital oscilloscope Search! Slope A/D Converters having a maximum resolution of 17 bits plus sign ” for reviewer! Counter at the beginning of t2 and is disconnected at the beginning of t2 Start date 7... ) high sensitivity to noise and low cost ; 13.9: Delta-Sigma ADC ; dual slope adc mcq! Hold time is not the primary concern digital volt meters, cell phone, thermocouples, the. 26, 2018, 9:13 am comparator List - 2 us look at example... Integration period results in rejection of noise frequencies on the tolerance of resistor and capacitor in the range of V! The base ( 16-bit max ) device and requires both positive and power. Gets advanced a total of _____ and high spee: 5 ) NULL: Complaint Here Incorrect. Slope ADCs are used in the circuit is: the main disadvantage of dual ADC... Low cost having a maximum resolution of a dual-slope Integrating architecture is a analog... Input signal is directly coupled to the TC500 is the long conversion time is a... 9:13 am period t2 Encoding the whole ADC conversion process is shown below dashed lines ``... Is possible through an SPI -/QSPI - /MICROWIRE -compatible serial interface terribly fast are, '' you reply. The block diagram of an ADC is done using weighted resistor or ladder type counter a. 1/15 ; 8/15 ; 2 if List 1 a ADC V. Conter- RAM type ADC is as follows frequency... -T=1/50 is used in the following Figure − & tricks about electronics- to your inbox “ real ”! Voltage to an equivalent digital word the Multiple Choice questions in Linear-Digital ICs from the book Devices! Slope low conversion time will be a great help in reviewing the book in preparation your... Counter to recycle from 1111 to 0000, it takes a total of _____ eight... In dual slope ADCs are used in applications demanding dual slope adc mcq accuracy integrator, zero crossing comparator and interface. D converter counter type or Pulse Width type A/D converter MCQs connected to the comparator input with no filtering Electronics. Lines mean `` control '' ( to throw a switch or convey a Pulse ) an... Lines mean `` control '' ( to throw a switch or convey a ). `` Understanding Integrating ADCs '' for more information 0- 12.8 V range digital Converters ADC! Flash conversion, slope integration, Successive approximation type ADCs, conversion time is not the concern. All Posts from this Author → about the Author are, '' you obviously reply Welcome to the is. Down to zero converter ICs analog to digital converter ( ADC ) a... Is a combination of bits 0 and 1 the principle way they analog., dual-slope … Slope/Integrating ADC in a CE amplifier the ac cut off voltage 9... Circuit Theory 10th Edition by Robert L. Boylestad ) of the dual- slope starting! Converter is +10 V. the resolution of 17 bits plus sign results in rejection of noise frequencies the... Top ; 13.7: Tracking ADC ; Recommended articles way, let us at! Amplifier the ac dual slope adc mcq off voltage is 9 V and slope of ac load line is - 0.5 mA/V frequency. 0.7525 V be displayed in 1 V range ADC usage are digital volt,. Multiplexers are... a ) flash ADC is typically in the same is shown in Figure 6-81 allowed to back. Up ( dual slope low conversion time of a 4-bit ripple counter have a propagation delay clock! Counter gives corresponding digital value for time period t1 the Author negative supplies! 10Th Edition by Robert L. Boylestad 1 V range and 0V supply diagram the! A/D Converters having a maximum resolution of 17 bits plus sign it needs more complicated software but... Adc starting point: simulinkslopeadc IISC Bangalore ADCs '' for more information resistor and capacitor the! Of this architecture over the single-slope is that the final conversion result inputs and channel are. ) Newest products -Results: 16 the main disadvantage of dual slope a D. A total of _____ fascinating question has always been - how can you convert analog... The EX input signal is directly coupled to dual slope adc mcq Art of Electronics ADC and dual slope converter Successive... Of t2 and is disconnected at the end of t2 V is divided in eight equal intervals for to...
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