X9111 Xicor, X9111 Datasheet - Page 17

• Manufacturer Part Number: X9111
• Description: Single Digitally-Controlled Potentiometer
• Manufacturer: Xicor

X9111 – Preliminary Information
APPLICATIONS INFORMATION
Basic Configurations of Electronic Potentiometers
Application Circuits
REV 1.1.15 5/9/03
+12V
V
Three terminal Potentiometer;
Variable voltage divider
V
10KΩ
S
Noninverting Amplifier
Offset Voltage Adjustment
S
10KΩ
V
O
= (1+R
100KΩ
-12V
R
R
1
2
10KΩ
1
+
–
/R
1
)V
V
S
–
+
R
TL072
R
R
2
2
RW
V
O
V
O
www.xicor.com
V
IN
Comparator with Hysterisis
V
RL
V
V
UL
L
O
S
Two terminal Variable Resistor;
Variable current
Voltage Regulator
= {R
= {R
(REG) = 1.25V (1+R
1
1
R
/(R
/(R
1
I
adj
1
1
Characteristics subject to change without notice.
+R
+R
317
R
2
2
+V
)} V
)} V
–
+
2
R
R
O
O
2
(max)
(min)
I
2
/R
1
R
)+I
1
adj
R
2
V
O
V
O
(REG)
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