Design Question Vref Rref RG RM Al VOUT Digital Input, DIN DAC1 n VDAC Figure 1 Figure 1 shows the circuit used to condition the output of the n - bit Digital to Analog Converter "DAC1" having a digital input value of Din. DAC1 may be assumed to have a voltage output with zero source resistance coded in “straight binary" such that For a binary input of Din= 000...000 the output voltage VDAC is OV For a binary input of Din= 111...111 the output voltage VDAC is Vref Where Vref is a positive voltage reference. (c) Hence show that the error in vout due to opamp DC input current and voltage errors including both bias and offset currents is given by: Voute = 2Vos + Ig|2RM – Rres|+ los(2Rm)

Design Question Vref Rref RG RM Al VOUT Digital Input, DIN DAC1 n VDAC Figure 1 Figure 1 shows the circuit used to condition the output of the n - bit Digital to Analog Converter "DAC1" having a digital input value of Din. DAC1 may be assumed to have a voltage output with zero source resistance coded in “straight binary" such that For a binary input of Din= 000...000 the output voltage VDAC is OV For a binary input of Din= 111...111 the output voltage VDAC is Vref Where Vref is a positive voltage reference. (c) Hence show that the error in vout due to opamp DC input current and voltage errors including both bias and offset currents is given by: Voute = 2Vos + Ig|2RM – Rres|+ los(2Rm)

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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