X95820 Datasheet, PDF (7/12 Pages) Intersil Corporation – Dual Digital Controlled Potentiometers

Typical Performance Curves (Continued)
X95820
0.2
Vcc = 5.5, T = -40°C _{Vcc = 2.7, T = -40°C}
0.15
Vcc = 2.7, T = 25°C
0.1
0.05
0
-0.05
-0.1
Vcc = 5.5, T = 25°C
Vcc = 2.7, T = 85°C
-0.15
Vcc = 5.5, T = 85°C
-0.2
0
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 3. DNL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10kΩ (W)
0.3
Vcc = 2.7, T = -40°C
Vcc = 5.5, T = -40°C
0.2
Vcc = 5.5, T = 85°C
0.1
0
Vcc = 2.7, T = 25°C
-0.1 ^{Vcc = 2.7, T = 85°C}
Vcc = 5.5, T = 25°C
-0.2
-0.3
0
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 4. INL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10kΩ (W)
0.4
0.35
0.3
2.7V
0.25
0.2
5.5V
0.15
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
FIGURE 5. ZSerror vs TEMPERATURE
0.3
Vcc = 2.7, T = 25°C
0.2
Vcc = 5.5, T = 25°C
0.1
0
-0.1
-0.2
-0.3
32
Vcc = 5.5, T = 85°C
Vcc = 2.7, T = -40°C ^{Vcc = 2.7, T = 85°C}
Vcc = 5.5, T = -40°C
82
132
182
232
TAP POSITION (DECIMAL)
FIGURE 7. DNL vs TAP POSITION IN Rheostat MODE FOR
50kΩ (U)
7
0
-0.1
-0.2
Vcc = 5.5V
-0.3
-0.4
-0.5
Vcc = 2.7V
-0.6
-0.7
-0.8
-0.9
-1
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
FIGURE 6. FSerror vs TEMPERATURE
0.5
0.4
Vcc = 2.7, T = 25°C
0.3
0.2
Vcc = 5.5, T = -40°C
0.1
Vcc = 5.5, T = 85°C
0
-0.1
-0.2
-0.3
-0.4 ^{Vcc = 2.7, T = 85°C}
Vcc = 5.5, T = 25°C
-0.5
32
82
132
Vcc = 2.7, T = -40°C
182
232
TAP POSITION (DECIMAL)
FIGURE 8. INL vs TAP POSITION IN Rheostat MODE FOR
50kΩ (U)
FN8212.1
September 26, 2005