tob

Name:

EELE 3321 Digital Electronics

Midterm Exam Version A (60 Minutes), Tue. March 18, 2014-03-17

Dr. Hate Elaydi, EE Department, Islamic University of Gaza

LO Student #

1. (25 pts) For fie figure below,

a. (12 pts) Find the critical voltages and sketch VTC.

b. (13 pts) Compute the fanut

H 0 I) t- 3 2(i

-o

/ 2-Lets ear-0

49

VI- 0

k. 6 k

-= C2 ic-

lep - 2 a

lazynif

.8"6",7,4

e r -- 0s--_-)370.4) ,_-- & .- x 6-DA'

--:-..

c,i5i'v'te r--- I -- (

Ic42(5,4) =-- ‘40 (. 0 ,r6".--7 __.- 5/,

014

1:04, -:-- fc 05c-i) --- -TR c .—_ 5-0 •

Ry

_3,r=

6 — 0 0 ,8-2,0 4

3 75-7c

6-633m 71

I a'51--L-----4-'114_ _-z- 30 . '1- _------------) )0

33 24:9 Tot, 2„5'T j7YPIA

f

2. (25 pts) For the figure below,

a. (15 pts) Compute and sketch VTC

b. (10 pts) Compute the fan out

vi9 e5)

von 4 ,K(//

0 0,6 Rf

5.01V

Ifix.)

4, fa

vcc

if.. I k -4:1. 2, 7

---MA.— Iok lok,

Rc

Rs %

o I/

6W; H

5 o

3 ,5 /9

,2

kic,A

51)

I cc( 6. 10

3. (25 pts) For the figure below,

a. (10 pts) Sketch VTC

b. (15 pts) Determine the average power dissipation Jo

coo cry,

c

ca,vj )

2-

2 ek.clt

4. (25 pts) For the following systems,

a. (16 pts) Compute V1 to V8 for fig. (4.a)

b. (9 pts) Compute Vout for fig. (4.b) V —>

Vfv, 40 Li cak4)

V 61(60

V , V "5 171-

1,"3

tio ,Ait- 144 If4) A ic,, (-56E-+)

) 2- 0

° Rc k

6.(541.)

EELE 3321 Digital Electronics

Midterm Exam Version B (60 Minutes), Tue. March 18, 2014-03-17

Dr. Hatem Elaydi, EE Department, Islamic University of Gaza

Name: k:_e Student #

1. (25 pts) For th ure below,

a. (12 pts) Find the critical voltages and sketch VTC.

b. (13 pts) Compute the fan-out

' 8/i/

_ 1--0 2----- 3 , 1 3k k

I3

4 V

0 - 3

11 -' 1°- 3 k_ 3

Sam 1..c 0 ( 5,4) — IRc_

-/-Co Sid-) oF iD.

3ef5

—

--- 1'1 4

30;

396

e

AlfildeNA

---- 2,M 3

' c e,C.-f-) = 0-3/-e)" )`

14 0- s'-2 /4 , IC oft/

/4- ) •?,

Jot,

2. (25 pts) For the figure below,

a. (15 pts) Compute and sketch VTC

b. (10 pts) Compute the fan out

—1‘ cr— —

.-7--k1 5.63 ✓

5 , Y3 ti

V 46 ' z /67 q 4e.

5k

ft /00

v /1-2_ 1, - 1 5: 6 3 a

0 ,7 cuiti

s„,,ce V1-/

/D (t

2,e , of t/ 2—

(Zs z. 43/

e x r 2-51/ Viot.t jrp

4 4-

rSri•?--o

2o/ /0

Acio 6-40.= 0 -2 xim

ti` `= 5 1,/

1

kgr

1 I

3. (25 pts) For the figure below,

a. (10 pts) Sketch VTC

b. (15 pts) Determine the average power dissipation Lot -4r

4. (25 pts) For the following systems,

a. (16 pts) Compute VI to Vg for fig. (4.a)

b. (9 pts) Compute V out for fig. (4.b) 4 4

(kA)

V5 N: ----I V

vp,#,A94

J (4-0