MAX7301(2003) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX7301 Datasheet PDF : 18 Pages
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4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and
28-Port I/O Expander
__________________________________________Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
OPERATING SUPPLY CURRENT
vs. TEMPERATURE
0.40
V+ = 2.5V TO 5.5V
0.36 NO LOAD
0.32
0.28 ALL PORTS
0.24 OUTPUT (1)
ALL PORTS
OUTPUT (0)
0.20
0.16
0.12
0.08
0.04
ALL PORTS INPUT HIGH
0
-40.0 -12.5
15.0 42.5 70.0
TEMPERATURE (°C)
97.5 125.0
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
8
7
V+ = 5.5V
6
5
V+ = 2.5V
V+ = 3.3V
4
3
-40.0 -12.5
15.0 42.5 70.0
TEMPERATURE (°C)
97.5 125.0
OPERATING SUPPLY CURRENT
vs. V+ (OUTPUTS UNLOADED)
1
ALL PORTS OUTPUT (1)
ALL PORTS OUTPUT (0)
ALL PORTS INPUT
(PULLUPS DISABLED)
0.1
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V+ (V)
GPO SINK CURRENT vs. TEMPERATURE
(OUTPUT = 0)
18
V+ = 2.5V TO 5.5V, VPORT = 0.6V
16
14
12
10
8
6
4
2
-40.0 -12.5
15.0 42.5 70.0
TEMPERATURE (°C)
97.5 125.0
GPO SOURCE CURRENT vs. TEMPERATURE
(OUTPUT = 1)
9
VPORT = 1.4
8
V+ = 5.5V
7
V+ = 3.3V
6
V+ = 2.5V
5
4
3
2
-40.0 -12.5 15.0 42.5 70.0
TEMPERATURE (°C)
97.5 125.0
GPI PULLUP CURRENT
vs. TEMPERATURE
1000
GPO SHORT-CIRCUIT CURRENT
vs. TEMPERATURE
100
V+ = 5.5V
100
V+ = 3.3V
V+ = 2.5V
GPO = 0, PORT
SHORTED TO V+
10
10
-40.0 -12.5 15.0 42.5 70.0
TEMPERATURE (°C)
97.5 125.0
GPO = 1, PORT
SHORTED TO GND
1
-40.0 -12.5 15.0 42.5 70.0
TEMPERATURE (°C)
97.5 125.0
4 _______________________________________________________________________________________
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