Draw a TDM signal which is handling three different signals using PWM?
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Q: 1.What is predecoding in decoders? how to implement predecoding with NAND and NOR gates?
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Draw a TDM signal which is handling three different signals using PWM?
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- Which 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 rangeSuppose 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?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?
- Write VHDL code for a modulo-13 counter (counting sequence is 010, 110, …. 1210). The counter has the following features: a synchronous Active High Reset a value R can be loaded into the counter, using the signal Ld (Load) The signal Ld is active High Draw the schematic of your counter, showing the inputs and outputs. Show the number of bits for R, Q (output of the counter), Ld.The current output of a successive approximative type ADC is showing as 110011. If the reference voltage to the ADC is 5V, what is the corresponding analog signal voltage input to this ADC? If the ADC were of 10 bits, would the conversion time be reduced? Please answer ASAP I will like it please ASAP...5- Discuss the effect of changing the number of bits on the recovered analog waveform. 6- Discuss the effect of changing the frequency of input analog signal on the reconstructed analog output signal.
- Create an Analog Signal Waveform that will enter in my 2 bit Flash ADC circuit. (Given Values are Vref:10v and Vin:5v) Please also show an explanation on how you got the Analog Signal Waveform by mathematical terms. (Show the formulas you will be using.)Suppose the signal of the ADC is from 0 to 15V and we have a 4 bit ADC. What is the digital value of 3.3 volts, 5v and 14v. Show your complete solution.Q2/ The information in an analog signal voltage waveform is to be transmitted over a PCM system with an accuracy of ±0.1% (full scale). The analog voltage waveform has a bandwidth of 100 Hz and an amplitude range of -10 to +10 volts. Find the minimum sampling rate required. i) ii) Find minimum bit rate required in the PCM signal. Find the number of bits in each PCM word. iii) iv) Find the minimum absolute channel bandwidth required for the transmission of the PCM signal.
- 6. Which of the following is not a type of signal is... a. analog signalb. Chain signalc. Binary signald. Dict signale. digital signalIn 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?Explain the functions of decoders and multiplexers. Then given at least two examples of applications for both of them.