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What is the output of a 4-bit R-2R DAC if the input digital code is 1101?...
Problem 6 (15 points): The general structure of an N -bit R-2R ladder digital to analog converter (DAC) is shown below, where the voltages at each of the input pins are either 0 or 4 V (for binary "O" and "1", respectively). Assume N- 5. A stream of 5-bit unsigned integers, x[n], are applied to the input of this ladder in binary format (for example, if x13-12, which is B01100 in binary, then a2 and a3 are 4V while ao,...
ADC, DAC Equations ADC: Vin input voltage, Vreft= reference voltage, Vref- N=number of bits of precision 0 V Vin/Vref output code/ 2N 2N output code Vref Vin Vref/2N 1 LSB DAC: Vout output voltage, Vref= reference voltage, N number of bits of precision 2Ninput code Vref Vout Vout/ Vref input_code/ 2N nn nun enhuu nnde Vref/2N 1 LSB Question 3 If Vref 5V, and a 8-bit A/D output code is OXFF, what is the ADC input voltage? If Vref 4V,...
(c) What is the maximum value IV, can assum *5.84 A four-bit R-2R ladder DAC is presented in Fig. 5.103. (a) Show that the output voltage is given by LV-PV V2 V3 V4) -V, = R (2R + R + 8R+ 16R) (b) If R;= 12 kN and R = 10 k22, find IVI for [V,V2V3V4] = [1011] and [V V V3V4] = [0101). RE 2R VOLW 22 3 v20mw 22 V, — & — 2R V40W }2R Figure 5.103
You need to design for-bit R-2R network digital to analog converter using S k? and io with reference voltage 16 volt. i) Sketch a circuit of this digital to analog converter. i) Calculate the output voltage for an input of 1010, 1101 and 0110 Calculate output voltage resolution
plz do not answer it , if you do not know how to use pspice 3. Refer to Fig. 1 in the handout; obtain the circuit output in PSpice for some of the digital input combinations given in Table. 1. Assume that 5V analog input and 0V analog input correspond to a digital ‘1' and a digital .0', respectively, and that the DAC outputs are converted so that positive voltages are obtained. Also, a. What is the range, precision and...
(10 points) What is the full-scale output voltage from a 8-bit DAC that produces 0.7V for a digital input of00110110? What is the resolution of this DAC? 9. (5 points). A block of memory is listed as 8Kx16 a. How many words can be stored? b. How many bits are in each word? c. What is the capacity of the memory?
3) A digital circuit is shown input output input 4 input This circuit performs the function of a(n) (A) SR flip-flop (B) JK flip-flop (C) D flip-flop (D) T flip-flop 4) A digital circuit is shown inputs Y Z output no. 1 output no. 2 This circuit performs the function of a (A) 2-bit comparator (B) decoder (C) full-adder (D) full-subtractor
OUESTION 1 the circle convintrod Consider the circuit diagram of an 8-bit digital-to-analogue converter (more detail regarding DACs will be introduced in SU 11- 12) below with the following component values: R = 20 kΩ, R = 10 kΩ, VREF = 10 V. VF | D;=0 1.1 1.2 Derive a general equation for Vo in terms of Vref and the digital bits Di. Calculate the minimum step output voltage, Vomin, of the converter (for the digital input D = 0000...
When designing an Analog to Digital System all of the range values for the system must be defined from input to output. This input will be used to drive a 3. PWM output signal to operate an LED. Assume the PWM is calibrated to read minimum to maximum based on the binary input range given. Potentiometer - 10 KS2 (0 degrees to 180 degrees) VDC for Potentiometer 12 V Analog Converter Module 10 bit, Vref 8 V PWM Module-8 bit,...
An 8-bit DAC that produces 2.2 voltage with a binary input of 10010010. What is the new output voltage with an input of 00111110?