CAT5271 Datasheet, PDF (5/13 Pages) ON Semiconductor – Dual 256-Position I2C Compatible Digital Potentiometer

CAT5271
0.03
0.02
0.01
0
−0.01
−0.02
−0.03
−0.04
−0.05
0
TYPICAL CHARACTERISTICS
0.1
DNL
0
−0.1
INL
−0.2
−0.3
32 64 96 128 160 192 224 256
TAP
Figure 2. Differential Non−Linearity,
V_DD = 5.6 V
−0.4
−0.5
0
32 64 96 128 160 192 224 256
TAP
Figure 3. Integral Non−Linearity,
V_DD = 5.6 V
120
6
100
5
V_DD = 2.6 V
80
4
60
3
3.3 V
40
2
20
4.0 V
5.6 V
1
0
0
0
50
100
150
200
250
0
TAP
Figure 4. Wiper Resistance at Room
Temperature
5.6 V
5.0 V
4.0 V
3.3 V
V_DD = 2.6 V
52
104
156
208
260
TAP
Figure 5. Wiper Voltage
400
350
300
250
200
150
100
2
T = 90°C
T = −45°C
T = 25°C
3
4
5
6
V_DD (V)
Figure 6. Standby Current
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5