Explain the operation of a 2 x 4 line decoder with enable and active low output.
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Q: 1. Construct (4x 16) decoder from (3x8) decoder?
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Q: QA: what is Encoders and Decoders
A: The explanation is as follows.
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A: BCD to 7-segment Decoder converts binary numbers into decimal numbers.
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Q: - Design a 3x8 decoder by using 2x4 decoder? - Design a 4x16 decoder by using 3x8 decoder?
A: To construct 3x8 decoder two 2x4 decoder and a not gate is used. And for 4x16 decoder two 3x8…
Q: 2- Draw the logical diagram of a 2 line to 4 line decoder using NOR 1- Draw the circuit for 3 to 8…
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Q: Design an 8-to-1-line multiplexer using a 3-to-8 line decoder and external gates
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Q: Q5: Design a 4x16 decoder using 1x2 decoder?
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Q: Question 2: Eight sources, each with a bit rate of 1000 kbps are to be combined using synchronous…
A: Dear student as per our guidelines we are supposed to solve only one question in which it should…
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Q: 1. Why are tristate buffers required to interface digital devices to a bus?
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: 4. a. What is meant by: i) Bit-masking? ii) 2's complement?
A: Given & to find: What is meant by: i) Bit-masking ii) 2's complement
Q: -Q.1 B) Construct a 5-to-32-line decoder with four 3-to-8-line decoders with enable and a 2- to-…
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Q: Construct a 5X32 decoder with 3X8 decoders with enable and one 2X4 decoder. Use block diagram for…
A: this required one 2x4 decoder and four 3x8 decoders.
Q: Construct a 4-to-16-line decoder with five 2-to-4-line decoders with enable. Use block diagrams.
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Q: When the number of bits in a PCM mode, n, is 3, what is the dynamic range in dB?
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Q: Design an 8-to-1-line multiplexer using a 3-to-8 line decoder and external gates.
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Q: Explain with the aid of equations the following: i. How to improve the noiseless channel capacity?…
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Q: Modify the Laser Circuit FSM to output x for 25 ns, assuming Tclk = 5 ns. Draw the new State…
A: Note: As per Bartleby guidelines, as both question are different, solution for only first question…
Q: How many 3-line-to-8-line decoders are required for a 1-of-32 decoder? 2 8.
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Q: How Analog to Digital Encoding Scheme works on data during transmission process. Explain.
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- TRUE OR FALSE: More than one output of a BCD-to-7 segment decoder/driver can be active at one time.Write VHDL code for an n-bits register (n can be 4, 8, 16, …) with the Synchronous Reset Active High, and Load Input Active High.Write VHDL code for an n-bits register (n can be 4, 8, 16, …) with the Synchronous Reset Active Low, and Load Input Active Low.
- Example Assuming that a 3-bit ADC channel accepts analog input ranging from 0 to 5volts, determine a- The number of quatization levels b- The step size of the quantizer or resolution. c- The quantization level when the analog voltage is 3.2 volts. d- The binary code produced by the ADC. e- The quatization error when the analog voltage is 3.2 volts.In a digital communication, explain all the methods/mechanism used for the minimization of Bit Error Rate (BER). Also state that which method/mechanism is preferred and why?Explain with the aid of equations the following: i. How to improve the noiseless channel capacity? ii. How to improve the SNqR in the PCM system?
- Modify the Laser Circuit FSM to output x for 25 ns, assuming Tclk = 5 ns. Draw the new State Diagram. How many states have the new State Diagram? Write VHDL code showing separate “blocks” for the next state decoder, memory, and output decoder. Add an Asynchronous Reset active Low.1. Convert the following unsigned binary number to base-10 representation. (10100010)2 = ? 2. Convert the following base-10 number to unsigned base-2 representation. (78)10 = ? 3. Convert the following fixed point unsigned binary fractional number to base-10 representation. Radix point is shown. (10011.010)2= ? 4. Convert the following fractional number to fixed point unsigned base-2 representation. Specify the radix point. (15.75)10 = ? 5. Convert the following 32-bit IEEE single precision floating point number tobase-10 representation. (10111111110100000000000000000000)2 = ?We need to use synchronous TDM and combine 20 digital sources, each of 100 Kbps. Each output slot carries 1 bit from each digital source, but one extra bit is added to each frame for synchronization. Answer the following questions: (a)What is the size of an output frame in bits? (b)What is the output frame rate (frame/s)? (c)What is the duration of an output frame? (d)What is the output data rate? (e)What is the efficiency of the system (ratio of useful bits to the total bits).
- Question 5: a) In the context of WCDMA, answer the following questions: What is the chip rate of WCDMA? i. ii. What is the duration for WCDMA frame? iii. For the figure shown below, what is the spreading factor? Symbol iv. V. vi. vii. Data Spreading code Spread signal Datax code Spreading What is the corresponding processing gain? For the figure shown below, what is the multiplexing mode used? Uplink Downlink Frequency Time WCDMA has a frequency reuse of 1 between different cells. What does that mean? If fast fading occurs when the path difference between two received signals is half wavelength. Calculate the path difference at a frequency equals to 2 GHz.Q4. Consider the 16-QAM digital modulation scheme (a) What does the abbreviation QAM stand for? (b) Sketch an I-Q constellation diagram for this modulation scheme. (c) State the number of bits per symbol. (d) If the bit rate that is achieved with this modulation scheme is 256 Mbit s, what is the baud (symbol) rate?ir I need the solution step by step and clear line please Example Assuming that a 3-bit ADC channel accepts analog input ranging from 0 to 5volts, determine a- The number of quatization levels b- The step size of the quantizer or resolution. c- The quantization level when the analog voltage is 3.2 volts. d- The binary code produced by the ADC. e- The quatization error when the analog voltage is 3.2 volts.