ISL95811 Datasheet, PDF (7/14 Pages) Intersil Corporation – Single Digitally Controlled Potentiometer (XDCP™)

ISL95811
Typical Performance Curves
140
T = -40°C
120
T = +25°C
T = +125°C
100
V_CC = 2.7V
80
60
40
20
T = -40°C
0
0
50
T = +25°C T = +125°C V_CC = 5.5V
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 1. WIPER RESISTANCE vs TAP POSITION
[I(RW) = V_CC/R_TOTAL] FOR 10kΩ (W)
1.60
T = +125°C
1.20
0.80
0.40
T = +25°C
T = -40°C
0.00
2.7
3.2
3.7
4.2
4.7
5.2
SUPPLY VOLTAGE (V)
FIGURE 2. STANDBY I_CC vs V_CC
0.50
V_CC = 2.7V
0.25
T = +25°C
0
-0.25
-0.50
0
V_CC = 5.5V
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 3. DNL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10kΩ (W)
0.50
0.25
V_CC = 2.7V
T = +25°C
0
-0.25
V_CC = 5.5V
-0.500
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 5. RDNL vs TAP POSITION IN RHEOSTAT MODE
FOR 10kΩ (W)
0.50
V_CC = 2.7V
0.25
T = +25°C
0
-0.25
V_CC = 5.5V
-0.500
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 4. INL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10kΩ (W)
2.0
V_CC = 2.7V
1.5
T = +25°C
1.0
0.5
0
V_CC = 5.5V
-0.50
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 6. RINL vs TAP POSITION IN RHEOSTAT MODE FOR
10kΩ (W)
7
FN6759.1
October 6, 2008