Problem For an 8 bit-Unipolar D/A converter, what is the output voltage for an input of...

Question

Question

Problem

For an 8 bit-Unipolar D/A converter, what is the output voltage for an input of E8h? Assume that the reference voltage is 10V?
For a 10 bit-Bipolar D/A converter, what is the input binary code for an output voltage of -3.5V? Assume that the reference voltage is 12V?

problem

Determine how many bits a D/A converter must have to provide output increments of 0.03V or less? Assume that the reference is 10V.
What is the exact percentage of change of output voltage for a 1-bit change in the input word?

Answer 1

Similar Homework Help Questions

Problem 6 Consider a 10-bit dual slop analog-to-digital converter, with reference voltage of -1V, and a clock frequ...

Problem 6 Consider a 10-bit dual slop analog-to-digital converter, with reference voltage of -1V, and a clock frequency of 1 KHz. The integrating capacitor charges to -8V in the time t, to t2, and discharges at a rate of 10V/sec in the time t2 to t3. What is the input voltage if the binary reading is 1100100000. Problem 6 Consider a 10-bit dual slop analog-to-digital converter, with reference voltage of -1V, and a clock frequency of 1 KHz. The integrating...
An 8-bit D/A converter with a 10-volt reference (and Rf = R) has an input of...

An 8-bit D/A converter with a 10-volt reference (and Rf = R) has an input of 10010001. What is the output voltage? What is the step size of the D/A converter? What is the percent resolution?
(a) We have an analogue to digital converter (ADC) described as 8 bit, with a 3V reference and 0V offset. What is the resolution, expressed in millivolts? [2] (b) For an input voltage of 0.6V, what i...

(a) We have an analogue to digital converter (ADC) described as 8 bit, with a 3V reference and 0V offset. What is the resolution, expressed in millivolts? [2] (b) For an input voltage of 0.6V, what is the digital output value of the ADC described in (a)? Express your answer in both binary and hexadecimal. [3] (c) An industrial oven has a thermometer that outputs a voltage from 0 to 1V for a corresponding range of temperatures of 0 to...

Q) Assume that you have an 8-bit ADC with Vref = 5V. If the input voltage is 3.5V, what is the resulting code word?

Q) Assume that you have an 8-bit ADC with Vref = 5V. If the input voltage is 3.5V, what is the resulting code word?
QUESTION 5 Serial communication between devices can be in three different modes. They (a) are simplex,...

QUESTION 5 Serial communication between devices can be in three different modes. They (a) are simplex, half duplex and full duplex. Explain the different of all three serial communication modes and give one example of each mode. (7 marks) Discuss the advantages and disadvantages of RS-232 interface (b) (5 marks) Determine the binary equivalent of 8.735V for successive approximations ADC having (c) 4 bits output and reference voltage of +12V (6 marks) A control valve has a linear variation of...
2. (a) An 8-bit A/D converter has an input range of 0 to 15 V and...

2. (a) An 8-bit A/D converter has an input range of 0 to 15 V and an output in simple binary. Find the output (in decimal) if the input is (a) 6.42 V (6) -6.42 V (C) 12 V (d) OV (b) Convert Hexa decimal Number B602 to a decimal number and Binary. Convert decimal number 227 to binary number.

2. (a) An 8-bit A/D converter has an input range of 0 to 15 V and...

2. (a) An 8-bit A/D converter has an input range of 0 to 15 V and an output in simple binary. Find the output (in decimal) if the input is (a) 6.42 V (b) -6.42 V (c) 12 V (d) OV (b) Convert Hexa decimal Number B602 to a decimal number and Binary. Convert decimal number 227 to binary number.
Problem 2 (25 pts.) A thermocouple is to be used with a 16 bit A/D converter...

Problem 2 (25 pts.) A thermocouple is to be used with a 16 bit A/D converter that has an input range of ov to sv. The voltage output of the thermocouple varies linearly with the temperature over the temperature range of 50°C to 70°C; the corresponding voltages at these temperatures are 2.585 mV and 3.649 mV respectively. Parta) 5 pts. Compute the quantization error of the A/D convertor and the temperature resolution for the entire system. Part b) 10 pts....
Q2) A unipolar 14 bit ADC measures 0 – 8 volts full scale. a. What is...

Q2) A unipolar 14 bit ADC measures 0 – 8 volts full scale. a. What is the minimum resolvable voltage (or voltage resolution)? [Hint: resolution decrease as you increase the volts full scale] b. What is the percent quantization error? [Hint: percent quantization error for unipolar 10 bit ADC, 1 V full scale is: (resolution/max voltage) x100% or (975μV/1V) x100% = 0.0975%] c. What is the percent quantization error if a 1 volt max signal is input? [Hint: same resolution...

ADC, DAC Equations ADC: Vin input voltage, Vreft= reference voltage, Vref- N=number of bits of precision...

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,...