(A)Element 8-10 Circuits-2

Question 1

In the circuit shown in Fig. 8A4, U5 pins 1 and 4 are high and both are in the reset state. Assume one clock cycle occurs of Clk A followed by one cycle of Clk B. What are the output states of the two D-type flip flops?

Answer 1

Pin 5 high pin 9 high

Question 2

If more light strikes the photodiode in Fig 8A5, there will be:

Answer 2

more diode current

Question 3

In the circuit shown in Fig 8A6, which of the following is true?

Answer 3

with either A or B low. Q1 saturated and Q2 off

Question 4

What is the most correct value of Rs in Fig 8A7, if the voltage across the LED is 1.9 Volts with 5 Volts applied if max equals 40 milliamps?

Answer 4

77 Ohms

Question 5

The block diagram of a typical RADAR system microprocessor is shown in Fig. 8A2. Choose the most correct statement regarding this system.

Answer 5

address pointers are contained in the general registers

Question 6

You are troubleshooting a component on a printed circuit board in a RADAR system while referencing the Truth Table in Fig. 8A8. What kind of integrated circuit is the component?

Answer 6

D-type flip flop, 3-state, inverting