AAT4290 Datasheet, PDF (6/12 Pages) Advanced Analogic Technologies – I/O Expander Load Switches with Serial Control

AAT4290/4291
I/O Expander Load Switches with Serial Control
Typical Characteristics
Unless otherwise noted, V_IN = 5V, C_IN = 1µF, C_OUTX = 0.1µF, T_A = 25°C.
EN/SET Latch Timeout vs. Temperature
EN/SET Off Timeout vs. Temperature
3.4
3.2
3
2.8
V_IN = 3.3V
2.6
V_IN = 5.0V
2.4
2.2
-40
-20
0
20
40
60
80
100
Temperature (°C)
3.4
3.2
3
2.8
2.6
2.4
2.2
-40
-20
V_IN = 3.3V
V_IN = 5.0V
0
20
40
60
Temperature (°C)
80
100
EN/SET Timeout vs. Input Voltage
4.3
4.1
3.9
3.7
3.5
3.3
3.1
Off timeout t_O
2.9
2.7 _{Latch timeout tLAT}
2.5
1.5
2
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
Turn-On Characteristic
(V_IN = 5V, R_L1 = R_L2 = 50Ω; C_O1 = C_O2 = 0.1µF)
V_O2
(5V/div)
V_O1
(5V/div)
EN/SET
(5V/div)
Time (2µs/div)
Turn-On Characteristic
(V_IN = 5V; R_L1 = R_L2 = 50Ω; C_O1 = C_O2 = 0.1µF)
V_O2
(5V/div)
V_O1
(5V/div)
EN/SET
(5V/div)
6
Time (2µs/div)
Turn-On Characteristic
(V_IN = 5V; R_L1 = R_L2 = 50Ω; C_O1 = C_O2 = 0.1µF)
V_O2
(5V/div)
V_O1
(5V/div)
EN/SET
(5V/div)
Time (2µs/div)
4290.2005.01.1.0