Rainbow Electronics MAX7311 User Manual
Page 5

MAX7311
2-Wire-Interfaced 16-Bit I/O Port Expander
with Interrupt
_______________________________________________________________________________________
5
Pin Description
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
I/O SOURCE CURRENT
vs. OUTPUT HIGH VOLTAGE
MAX7311 toc10
V
+
- V
OH
(V)
I
SOURCE
(mA)
0.6
0.5
0.3
0.4
0.2
0.1
5
10
15
20
25
30
35
40
45
50
0
0
V
+
= 5V
T
A
= +125
°C
T
A
= +25
°C
T
A
= -40
°C
I/O HIGH VOLTAGE vs. TEMPERATURE
MAX7311 toc11
TEMPERATURE (
°C)
V
+
- V
OH
(V)
100
75
50
25
0
-25
100
200
300
400
500
0
-50
125
V
+
= 5V, I
SOURCE
= 10mA
V
+
= 2V, I
SOURCE
= 10mA
PIN
TSSOP/
SSOP/SO
THIN
QFN
NAME
FUNCTION
1
22
INT
Interrupt Output (Open Drain)
2
23
AD1
Address Input 1
3
24
AD2
Address Input 2
4–11
1–8
I/O0–I/O7
Input/Output Port 1
12
9
GND
Supply Ground
13–20
10–17
I/O8–I/O15
Input/Output Port 2
21
18
AD0
Address Input 0
22
19
SCL
Serial Clock Line
23
20
SDA
Serial Data Line
24
21
V
+
Supply Voltage. Bypass with a 0.047µF capacitor to GND.