
PRODUCT SPECIFICATION
RC4200
11
Squaring Circuits V
0
= K V
X
2
Figure 10. Squaring Circuit
V
X
(min.)
£
V
X
£
V
X
(max.)
D
V
X
= V
X
(max.) – V
X
(min.)
65-1875
RC4200
Multiplier
V
(Input)
S
O
S
CX
R
a
R
b
R1
R
-V
I
3
R
V
(Output)
+V
S
-V
3
6
4
5
8
7
1
2
R
c
R
d
I
2
I
1
I
4
REF
+V
RC5534
R1
V
X2
R
12
-------
2V
V
R
1
R
a
-------------------------
V
R
a2
-------------
+
+
V
V
R
0
R
d
--------------------
V
R
c
R
d
-------------
V
V
R
c
R
d
---------------------
+
+
=
if R
a2
R
c
R
d
and R
1
R
a
2R
CX
R
D
=
=
then V
V
--------------------
R
0
R
d
V
R
12
------- or V
0
KV
X2
where K =
R
R
V
REF
R
12
--------------------
=
=
K
V
V
X2
------- (Design Requirement)
=
R
1
D
V
200
m
A
----------------
=
R
a
D
V
V
200
m
A V
X
max.
–
250
m
A
D
V
X
(
)
--------------------------------------------------------------------------------
=
R
d
V
250
m
A
----------------
=
R
c
R
R
d
------
=
R
cx
R
R
a
2R
d
------------
=
R
0
V
160
m
A
2
---------------K
=