MAX7359 Maxim, MAX7359 Datasheet - Page 4

• Manufacturer Part Number: MAX7359
• Description: The MAX7359 I²C interfaced peripheral provides microprocessors with management of up to 64 key switches
• Manufacturer: Maxim

2-Wire Interfaced Low-EMI
Key Switch Controller/GPO
(V
4
CC
300
250
200
150
100
50
40
35
30
25
20
15
_______________________________________________________________________________________
0
= +2.5V, T
1.6
SUPPLY CURRENT vs. SUPPLY VOLTAGE
0
AUTOSLEEP = OFF
V
GPO PORT OUTPUT LOW VOLTAGE
CC
= +2.4V
5
2.0
vs. SINK CURRENT
SUPPLY VOLTAGE (V)
A
10
T
= +25°C, unless otherwise noted.)
A
2.4
= +85°C
T
T
I
T
SINK
A
A
A
= +85°C
= +25°C
= +25°C
15
(mA)
2.8
20
T
T
A
A
= -40°C
= -40°C
3.2
25
3.6
30
22.0
21.5
21.0
20.5
20.0
300
250
200
150
100
50
0
1.6
0
V
GPO PORT OUTPUT LOW VOLTAGE
COL0 = GND
CC
KEY-SWITCH SOURCE CURRENT
= +3.0V
5
2.0
vs. SUPPLY VOLTAGE
vs. SINK CURRENT
SUPPLY VOLTAGE (V)
T
T
10
A
A
= +85°C
= +25°C
T
T
2.4
I
A
A
SINK
= +85°C
= +25°C
15
(mA)
Typical Operating Characteristics
2.8
20
T
A
T
= -40°C
A
= -40°C
3.2
25
3.6
30
300
250
200
150
100
2.0
1.5
1.0
0.5
50
0
0
1.6
0
GPO PORT OUTPUT LOW VOLTAGE
V
CC
SLEEP MODE SUPPLY CURRENT
= +3.6V
5
vs. SUPPLY VOLTAGE
2.1
vs. SINK CURRENT
SUPPLY VOLTAGE (V)
10
I
SINK
T
T
A
A
15
2.6
= +25°C
(mA)
= +85°C
20
3.1
T
A
= -40°C
25
30
3.6