Second Generation Controlled Current Conveyors (CCCII) and Their Applications - Current Conveyors: Variants, Applications and Hardware Implementations - page 292

Fig. 9.48 A CM multiplier
using only one CCCII
proposed by Yuce [ 47 ]

CCCII

Y

I out (t)

Z+

R

i 1 (t)

X

i 3 (t)

I 0 = i 2 (t) + I DC

Fig. 9.49 A CM squarer
using only CCCIIs
(Adapted from [ 48 ]

Y

CCCII_1 Z−

2009

©

Elsevier GmbH)

X

I 01

I 0

I out

Z+

X

CCCII_2

Y

Z−

I in

I 03

Y

CCCII_3 Z+

X

9.16 Squaring/Square Rooting Circuits

A current mode squarer using three CCCIIs was presented by Petchakit
et al. [ 48 ] and is shown in Fig. 9.49 . The analysis of this circuit can be carried
out as follows:

V y 1
R x 1 þ

V y 3
R x 3 ¼

V x 2
R x 1 þ

V x 2
R x 3

I out ¼ i z 1 þ i z 3 ¼ i x 1 þ i x 3 ¼

1
R x 1 þ

1
R x 3

¼ I in R x 2 ð 9 : 70 Þ