Please show all the work. Thanks
Please show all the work. Thanks QUESTION 1 Consider the following circuit. Given that XOR and...
TIMING Consider the following ciru. The clock connections to the flip-flops are not shown (both flip-flops are clocked by the same clock). Y1 D a Assume the following Delay of each AND gate: 1 ns Delay of each inverter 04 ns Set up time of each flip-flop: 0.1 ns Hold time of each flip-flop: 0 ns Clk-to-Q delay of each fip-flop: 0.3 ns a) What is the maximum frequency of the clock in this cicuit (in MHz)? b) Suppose the...
QUESTION 3 The following synchronizer circuit is composed of flip-flops with a setup time of 2 ns, a hold time of Ons, and a clock- to-Q delay of Ons B D-FF D-FF A Q S CLK Given the delays above, analyze the circuit above, and fill out the timing diagram below clk A B S clk A O B S. clk B S. QUESTION 4 Analyze the timing diagram from the previous problem. Assuming that A always changes at a...
The answer is not the third option for Q3 and not the first option for Q4. QUESTION 3 The following synchronizer circuit is composed of flip-flops with a setup time of 2 ns, a hold time of ons, and a clock- to-Q delay of Ons B D-FF D-FF A Q D S D Q CLK Given the delays above, analyze the circuit above, and fill out the timing diagram below. clk A B S clk А B. S clk o...
1. a) Complete the waveform templates for the Master –Slave D-flip-flop below with given D, CLK, CLEAR, and PRESET signals. Neglect the propagation delays. b) Does it have positive or negative edge triggering with respect to CLK? c) Are the asynchronous PRESET and CLEAR active-high or active-low? 2. Enabling of data load in the D-flip-flop was implemented with a 2-to-1 multiplexer as show below. The D-flip-flop has the positive edge triggering and the active-low asynchronous clear. a) Is the Enable...
6. (20') Asynchronous Counters (Please show all your steps.) (a) How many Flip-flops are required to build a binary counter that counts from 0 to 63? (b) Determine the frequency at the output of the last Flip-flop of this counter for an input clock frequency of 256 KHz. (C) If the counter is initially at zero, what count will it hold after 68 pulses? (d) Suppose the counter was designed to be an asynchronous/ripple counter. Determine the maximum input clock...
(20 pts.) For the following circuit, the timing characteristics of the components are summarized below. .Flip-flop: clock-to-Q maximum delay tpcq 40ps, clock-to-Q minimum delay tec 30ps, setup time tsetup 50ps, hold time thold 60ps Logic gate (each AND, OR, Inverter): propagation delay tpd 35ps, contamination delay ted25ps. FFl Fr3 CLK OUT FF2 CLK Suppose that there is no clock skew. What is the maximum clock frequency of this a. circuit? b. How much clock skew can the circuit tolerate before...
Purpose The purpose of this homework is to better understand how real-world device delays effect the maximum speed of operation in sequential synchronous designs. Assignment A sequential network has been implemented using two D flip/flops, and discrete combinational logic as shown in the figure below. Assume that the inputs A and B always change at the same time as the falling edge of the 50% duty cycle clock. Also assume the following delay parameters for the combinational logic elements: The...
Consider the circuit shown below. The blocks A, B and C represent combination logic blocks with the following propagation delays: tAmin-100ps, tAmax400ps, ts.min -30ps, tB,max700ps t,min 60ps, tcmax 200ps, where tmin is the minimum delay while tmax is the maximum Blocks L1 and L2 are rising edge triggered registers clocked by φ. These two registers are identical and have a setup- a) (5 pts) Determine whether this circuit has a hold time violation. Explain why. b) (5 pts) Find the...
3. (16 pts.) A sequential circuit design is shown in the following diagram CLK CLK Frt Trl Frl FF1 D-FF clk-to-q propagation delay tpcq 15 ps D-FF clk-to-q contamination delay tccq-10 ps D-FF data setup time ts-15 ps D-FF data hold time th = 10 ps Gate 2-input NAND 2-input NOR 2-input XOIR NOT Tpd(ps) Tea(ps) 15 25 35 10 10 15 25 (8 pts.) Calculate the maximum clock frequency for reliable operation assuming there is no clock skew (8...
Just Question 2 1. Fill the table with the counting sequence of the circuit below. Assume that w = 1, and the initial values of the flip-flops as shown in table yo yi K Q Clock Resetn 2. For The above circuit, (a) Calculate the Maximum frequency of operation. (b) Determine if there are hold time violations. assume that: w=1, tsu=0.6 ns, th=0.4 ns, 0.8 where k is the number of input to the gates. tcQ 1.0 ns, and tgate-1+0.1k