Rainbow-electronics MAX7311 Manual de usuario Pagina 4

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MAX7311
2-Wire-Interfaced 16-Bit I/O Port Expander
with Interrupt
4 _______________________________________________________________________________________
Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. TEMPERATURE
MAX7311 toc01
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
1007525 500-25
10
20
30
40
50
60
70
80
90
100
0
-50 125
f
SCL
= 400kHz
ALL I/Os UNLOADED
V
+
= 3.3V
V
+
= 5V
V
+
= 2V
STANDBY SUPPLY CURRENT
vs. TEMPERATURE
MAX7311 toc02
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
1007525 500-25
1
2
3
4
5
6
7
8
9
0
-50 125
SCL = V
+
ALL I/Os UNLOADED
V
+
= 3.3V
V
+
= 5V
V
+
= 2V
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7311 toc03
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
5.04.53.5 4.03.02.5
10
20
30
40
50
60
70
80
90
100
0
2.0 5.5
f
SCL
= 400kHz
ALL I/Os UNLOADED
I/O SINK CURRENT
vs. OUTPUT LOW VOLTAGE
MAX7311 toc04
V
OL
(V)
I
SINK
(mA)
0.50.40.30.20.1
2
4
6
8
10
12
14
16
18
20
22
24
0
0 0.6
V
+
= 2V
T
A
= +125°C
T
A
= +25°C
T
A
= -40°C
I/O SINK CURRENT
vs. OUTPUT LOW VOLTAGE
MAX7311 toc05
V
OL
(V)
I
SINK
(mA)
0.50.40.30.20.1
5
10
15
20
25
30
35
40
45
50
0
0 0.6
V
+
= 3.3V
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
I/O SINK CURRENT
vs. OUTPUT LOW VOLTAGE
MAX7311 toc06
V
OL
(V)
I
SINK
(mA)
0.40.30.20.1
5
10
15
20
25
30
35
40
45
50
0
0 0.5
V
+
= 5V
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
I/O OUTPUT LOW VOLTAGE
vs. TEMPERATURE
MAX7311 toc07
TEMPERATURE (°C)
V
OL
(mV)
10075-25 0 25 50
50
100
150
200
250
300
350
400
0
-50 125
V
+
= 5V, I
SINK
= 10mA
V
+
= 2V, I
SINK
= 10mA
V
+
= 2V, I
SINK
= 1mA
V
+
= 5V, I
SINK
= 1mA
I/O SOURCE CURRENT
vs. OUTPUT HIGH VOLTAGE
MAX7311 toc08
V
+
- V
OH
(V)
I
SOURCE
(mA)
0.60.50.40.30.20.1
5
10
15
20
25
0
0 0.7
V
+
= 2V
T
A
= +125°C
T
A
= +25°C
T
A
= -40°C
I/O SOURCE CURRENT
vs. OUTPUT HIGH VOLTAGE
MAX7311 toc09
V
+
- V
OH
(V)
I
SOURCE
(mA)
0.60.50.3 0.40.20.1
5
10
15
20
25
30
35
40
45
50
0
0 0.7
V
+
= 3.3V
T
A
= +125°C
T
A
= +25°C
T
A
= -40°C
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