Given an ideal 6 bit ADC with a reference voltage of 640mV, what is a VLSB of this ADC? What is the rms value of its quantization errors ?
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Given an ideal 6 bit ADC with a reference voltage of 640mV, what is a VLSB of this ADC?
What is the rms value of its quantization errors ?
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- a) Describe the main sources of errors in a measurement process and state how they may be avoided or reduced. b) List two sources of coherent interference and describe how each may be minimized or eliminated. c) An 8-Bit ADC is used to convert an audio signal ranging over 0 – 12 V. What is the RMS quantization noise associated with full-scale operation of this ADC?VHDL Testbench Generate the following waveforms as part of a VHDL testbench using multiple processes. Note that cntr, and en signals are periodic signals and din and rst are not. Assume each time division is 10 ns. The ... represents the repeating pattern. Write your testbench as a parameterized waveform based on the parameter TD = 10 ns.A) For the -K FFs shown below. Given the waveforms, Determine the Q output wave (PGT) CK B) Perform each of the following conversions: (0110.0000) BCD =(---s. (11100.1)2= (---- c d1001010) -6 (100010)- (-----)aray cod, (D3.E) 16- (-----) 2 BCD.
- An analog signal having a maximum frequency of 10 kHz is being transmitted through a PCM system with a uniform quantizer having 256 levels. What will be the minimum transmission bandwidth of the transmitted PCM signal?The information in an analog signal voltage waveform is to be transmitted over a PCM system with an accuracy of : 0.1 % of the peak-to-peak analog signal. The analog voltage waveform has a bandwidth of 43 Hz and an amplitude range of - 10 to 10 Vots. Determine the minimum bit rate fin bps) required in the PCM system? O a 688 O 774 O c 387 O d 86 Oe 258Sketch each of the following special digital sequences: a. 58 (n) b. -28 (n-5) c. -5u(n) d. 5u(n-2)
- 3. What happens if the inverting & non-inverting i/p of the comparator interchanged? 4. Are there any limitations of such a vCO? Explain 5. Explain how a sine wave can be generated from such a VCO circuit. 6. List some applications for such a Vco.Find T of the integrated output waveform of dual slope ADC is shown in above figure. Time T is calculated for 8 bit counter with 4MHZ Clock.What is the purpose of low pass filtering a PWM source? To minimise noise produced by the PWM pulses To improve PWM efficiency To increase the amplitude of the PWM signal To rectify the PWM signal
- For a signal in the range of 6 to 63, in order to have a resolution of 0.17, we need. Number of levels Select one: a. 337 b. 338 c.333 For the device measuring temperature in the range of 36.8:44.5, and the results are stored in 5 bits, the step size is Select one: a. 0.24839 b. 0.03182 c. 2.62258A major advantage of PRTS is that they are very linear. A disadvantage is that they have poor sensitivity. Select one: True FalseFor a resolution of 0.08 V, determine the seven bit sign magnitude PCM code for a sample of -2.19Va. 0101110b. 1011011c. 0011100d. 0011011 NOTE: A bit confused regarding the sign bit 0 and 1. Does 0 represents negative (-) or positive (+)?
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