AAT4290/91
I/O Expander Load Switches with Serial Control
Typical Characteristics
Unless otherwise noted, VIN = 5V, CIN = 1µF, COUTX = 0.1µF, TA = 25°C.
Quiescent Current vs. Temperature
Quiescent Current vs. Input Voltage
6
5.5
5
5.5
5
VIN = 5.0V
4.5
4
4.5
4
3.5
3
3.5
3
V
IN = 3.3V
2.5
2
2.5
2
1.5
-40
-20
0
20
40
60
80
100
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Temperature (°C)
Input Voltage (V)
VIH and VIL vs. Input Voltage
RDS(ON) vs. Input Voltage
2.7
1.4
IO1-5 = 100mA
2.5
2.3
2.1
1.9
1.7
1.5
1.3
1.1
0.9
0.7
1.3
1.2
1.1
1
VIH
RDS5
RDS1
RDS2
0.9
0.8
0.7
0.6
0.5
VIL
RDS3
RDS4
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
1.5
2
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
Input Voltage (V)
RDS(ON) vs. Temperature
RDS(ON) vs. Temperature
1.3
1.4
VIN = 5.0V
IO1-5 = 50mA
VIN = 5.0V
IO1-5 = 100mA
1.3
1.2
1.1
1.0
0.9
0.8
0.7
1.2
1.1
1
RDS2
RDS2
RDS1
RDS1
RDS5
RDS5
0.9
0.8
0.7
RDS4
RDS4
RDS3
RDS3
-40
-20
0
20
40
60
80
100
-40
-20
0
20
40
60
80
100
Temperature (°C)
Temperature (°C)
4290.2006.03.1.2
5
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
