a) Write the truth table and logical expression for a two-input AND gate. b) Draw the IC pin diagram and logical symbol for a two input QUAD AND Gate.
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A: The solution is provided in the following section:
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- Q1// What are the difference between Logic Devices and Programmable Logic Devices? Q2// Explain the advantage's of Programmable Logic Devices? Q3// List the disadvantages of Fixed function logic devices. Q4// Compare between Logic Devices and Programmable Logic Devices?a) Write the truth table and logical expression for a two-input EX-OR gate. b) Draw the IC pin diagram and logical symbol for a two input QUAD EX-OR Gate.TRUE or FALSE 6. Power is connected to pins 7 and 14 of a 7408 quad two-input AND gate IC to allow voltage for all four AND gates on the IC. 7. An exclusive-NOR gate output is HIGH when the inputs are unequal. 8. An OR gate output is HIGH only if all the inputs are HIGH. 9. A waveform can be enabled or disabled by both AND and OR gates. 10. An exclusive-OR gate output is HIGH when the inputs are unequal.
- d) Draw the schematics of 4-bit synchronous and asynchronous MOD-8 counters and comment on their pros and cons. e) Calculate the noise margin for a logic gate with the following logic levels: VIL = 1.1 V, VIH = 3.2 V, VOL = 0.6 V, VOH = 4.0 V.Question 3:a) We can construct the full adder/Sub tractor with the help of AND-OR gate and also by using exclusive OR Gate. What is the between these two circuits?b) Construct the circuit of multiplexer which can multiply more than two bits.Q2/A) Design 8x1 multiplexer using 2x1 multiplexer? Q2 B)Simplify the Logic circuit shown below using K-map then draw the Simplified circuit? Q2/C) design logic block diagram for adding 12 to 5 using full adder showing the input for each adder?
- 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?logic circuit diagram for fabinaaci counter that gives output in fabinaaci sequence.upto 2 digits please mentions the gates and ics used in circuit.draw the curcuit diagram for 4 channel 4 bit multiplexer implemented using 4 channel 1 bit multiplexer. make sure that i need full circuit to save the final multiplexer in the library.
- 5) Draw the circuit diagram using diode and write the truth table of a logic gates whose output will be the logical OR operation of two inputs.1.Assume that one input of a two-input AND gate is connected to a square wave. If the other input is connected to a logic high, what will be present on the output? A. A constant logic high B. A square wave C. A square wave that mirrors the input square wave D. A constant logic lowTTL output circuits are classified into two main kinds. What are these two sorts?