MAX1608 Datasheet, PDF (4/16 Pages) Maxim Integrated Products – Octal SMBus-to-Parallel I/O Expanders

Octal SMBus-to-Parallel I/O Expanders
Typical Operating Characteristics (continued)
(V+ = +5V, T_A = +25°C, unless otherwise noted.)
IO_ CURRENT LIMIT vs. TEMPERATURE
40
IO_ = 0 PULLED UP TO +28V
35
30
25
20
15
10
5
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
IO_ CURRENT LIMIT vs. IO_ VOLTAGE
30
25
20
15
10
5
V+ = 4.5V
IO_ = 0
0
0 5 10 15 20 25 30
V_{IO_} (V)
IO_ CURRENT LIMIT vs. SUPPLY VOLTAGE
40
35
30
25
20
15
10
5
V_{IO_} = 15V
IO_ = 0
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
IO_ BIAS CURRENT vs. IO_ VOLTAGE
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
IO_ = 1
5 10 15 20 25 30
V_{IO_} (V)
IO_ BIAS CURRENT vs. TEMPERATURE
1.0
V+ = 5V
IO_ = 1 PULLED UP TO 28V
0.8
0.6
0.4
0.2
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
SUSPEND-STATE DELAY
(IO_ FALLING)
PULL-UP = 10kΩ to 28V
SUSPEND-STATE DELAY
(IO_ RISING)
PULL-UP = 10kΩ to 28V
100ns/div
ALERT DELAY
(IO_ RISING)
IO_
10V/div
SMBSUS
5V/div
IO_
10V/div
IO_
2V/div
SMBSUS
5V/div
IO_ DRIVEN EXTERNALLY
100ns/div
40ns/div
4 _______________________________________________________________________________________
ALERT
5V/div