An ADC has a uniform quantizer followed by a 7-bit binary encoder. The bit rate of the system is 50Mbps. What is the maximum frequency of the analog signal for which system operation is satisfactory?
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An ADC has a uniform quantizer followed by a 7-bit binary
encoder. The bit rate of the system is 50Mbps. What is the
maximum frequency of the analog signal for which system
operation is satisfactory?
Step by step
Solved in 2 steps
- Which statement is not true for a source encoder? a.reduces the size of the data b.Converts analog information to discrete signal c.Removes redundancy d.Converts digital input to pulsating signalWhich statement describe a digital signal? a. is a smoothly and continuously varying voltage or current. b. will take on finite set of voltage levels. c. take on all possible values of amplitude. d. can have an infinite number of values in a rangeAn analog voltage (0 to 5) volt is to be converted to 8 bit digital form. d. What is the error made in quantization of 2.2 volt as a percentage of the input.
- In a PCM system, if maximum frequency of the input analog signal is 5 KHz and number of levels in the quantizer is 256. What will be bandwidth of the transmitted PCM signal?please show work included 4. If a 6-bit binary number is used to represent an analog value in the range from -63 to 126, what is the accuracy of the system? In other words, if the binary number is incremented by one, how much change does it represent in the analog value?Suppose an analog-digital converter IC ('chip") inputs a voltage ranging from 0 to 3.5 volts DC and converts the magnitude of that voltage into an 8-bit binary number. How many discrete "steps" are there in the output as the converter circuit resolves the input voltage from one end of its range (0 volts) to the other (3.5 volts)? How much voltage does each of these steps represent?
- An analog voltage (0 to 5) volt is to be converted to 8 bit digital form. a. What is the resolution in volt. b. What is the digital representation of 2.2 volt. c. What is the largest quantization error as a percentage to full scale. d. What is the error made in quantization of 2.2 volt as a percentage of the input.A 9-bit asynchronous counter has a 128-kHz clock signal applied. (1) What is the MOD number of this counter? MOD number = (ii) What will be the frequency at the MSB output? fmsb = (iii) Assume that the counter starts at zero. What will be the count after 635 input pulses? After 635 input pulse, Count =A frequency counter is gated on for 10 ms and counts 540 pulses from a periodic input signal . What is the input frequency? a) If the gate time is changed to 100 ms , approximately how many counts would you expect from the same source during the gate time? b) In what way does the change in the gate time affect the resolution?
- 1- Explain the operation of the PCM encoder used in module ED-2960F. 2- Discuss the advantages and disadvantages of the counter-type ADC. 3- Is the conversion time of the ADC constant or variable? What parameter does control it? 4- What are other types of ADCS? 5- Discuss the effect of changing the number of bits on the recovered analogQ2) A) Based on the count sequence and decoding operations of 74LS90S ICs shown in Figure below. Q2) B) Use the SAR ADC to convert the analog voltage of (7.28 V) to 8-bit binary. If (VREF = 10V), determine the final %3D binary answer and the percent error. 01011101, 0.1974588% 11011101, 0.1974588% 01011111, 0.1974588% 01111101, 0.1974588%A combinational circuit that selects binary information from one of many input lines and directs it to a single output line is a multiplexer. a. an encoder. Ob. a decoder. C. a priority converter. none of the others. e.