X93155 Datasheet, PDF (7/8 Pages) Intersil Corporation – Digitally Controlled Potentiometer (XDCP)

X93155
Micro-Power LCD Contrast Control
5V
240K
100K
5V
+
U1A
-
100K
50K
X93155(R_TOTAL)
300K
100K
-
U1B
+
-15V
V_OUT = -4.41
( 1+
100K
)
50K + R_TOTAL
V_OUT = -8.82V TO -13.23V
U1 = LMC6042
Single Supply Variable Gain Amplifier
5V
20K
20K
V_IN
10K
5V
+
U1
-
X93155
(R_TOTAL)
V_OUT
GAIN =
R_TOTAL
10K
U1 = LMC6042
7
FN8181.1
September 26, 2005