Datasheet

H
L
W
R
HW
R
WL
R
TOT
H
L
W
R
TOT
R
WL
= R
TOT
x D/256
R
HW
= R
TOT
x (1 – (D/256))
VOLTAGE DIVIDER MODE
RHEOSTAT MODE A
RHEOSTAT MODE B
Where D = Decimal Value of Wiper Code
Where D = Decimal Value of Wiper Code
Where D = Decimal Value of Wiper Code
H (Floating)
L
W
R
WL
R
TOT
R
HW
H
L (Floating)
W
R
TOT
OR
OR
V
H
W
V
HW
V
WL
V
H
- V
L
V
L
V
WL
= (V
H
– V
L
) x D/256
V
HW
= (V
H
– V
L
) x (1 – (D/256))
TPL0202
www.ti.com SLIS135C –DECEMBER 2010–REVISED JUNE 2012
DIGITAL POTENTIOMETER CONFIGURATIONS
Figure 1. DPOT Configurations
Copyright © 2010–2012, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): TPL0202