Given this R-2R 4-bit DAC, with R=1kOhms, a. Draw the simplified version with one equivalent resistor to Vref and one equivalent resistor to GND, and Vout at the mid-point node. b. If Vref=5V, what is Vout? c. What is Vout if all four switches are connected to Vref (code 1111)?

Given this R-2R 4-bit DAC, with R=1kOhms, a. Draw the simplified version with one equivalent resistor to Vref and one equivalent resistor to GND, and Vout at the mid-point node. b. If Vref=5V, what is Vout? c. What is Vout if all four switches are connected to Vref (code 1111)?

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Question

2. Given this R-2R 4-bit DAC, with R=1kOhms,
a. Draw the simplified version with one equivalent resistor to Vref and one equivalent
resistor to GND, and Vout at the mid-point node.
b. If Vref=5V, what is Vout?
c. What is Vout if all four switches are connected to Vref (code 1111)?
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R
R
VouT
2R
2R
2R
2R
2R
A
B /.
C
VREF
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