MAX931CSA Ver la hoja de datos (PDF) - Maxim Integrated
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MAX931CSA Datasheet PDF : 16 Pages
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Ultra Low-Power, Low-Cost
Comparators with 2% Reference
____________________________Typical Operating Characteristics (continued)
(V+ = 5V, V- = GND, TA = +25°C, unless otherwise noted.)
HYSTERESIS CONTROL
80
60
OUTPUT HIGH
40
20
0
NO CHANGE
-20
-40
OUTPUT LOW
-60
-80
0
10
20 30
40
50
VREF -VHYST (mV)
RESPONSE TIME FOR VARIOUS
INPUT OVERDRIVES
5
4
3
100mV
2
1
50mV
0
20mV
10mV
0
100
-2
2
6
10
14
18
RESPONSE TIME (µs)
TRANSFER FUNCTION
5.0
4.5
100k
V0
4.0
10µF
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
-0.3 -0.2 -0.1 0 0.1 0.2 0.3
IN+ INPUT VOLTAGE (mV)
RESPONSE TIME FOR VARIOUS
INPUT OVERDRIVES
5
4
3
100mV
2
1
0 50mV
100
0
10mV
20mV
-2
2
6
10
14
18
RESPONSE TIME (µs)
18
16
14
12
10
8
6
4
2
0
10
RESPONSE TIME vs.
LOAD CAPACITANCE
VOHL
VOLH
20
40
60
80
100
LOAD CAPACITANCE (nF)
MAX934 RESPONSE TIME
AT LOW SUPPLY VOLTAGES
1
±20mV OVERDRIVE
0.1
±100mV
OVERDRIVE
0.01
1.0
1.5
2.0
2.5
SINGLE-SUPPLY VOLTAGE (V)
MAX934 OUTPUT DRIVE
AT LOW SUPPLY VOLTAGES
100
SOURCE CURRENT INTO 0.75V LOAD
10
1
SINK CURRENT AT VOUT = 0.4V
0.1
1.0
1.5
2.0
2.5
SINGLE-SUPPLY VOLTAGE (V)
SHORT-CIRCUIT SOURCE CURRENT
vs. SUPPLY VOLTAGE
200
180
OUT CONNECTED TO V-
160
140
120
100
80
60
40
20
0
0
1.0 2.0 3.0 4.0 5.0
TOTAL SUPPLY VOLTAGE (V)
SHORT-CIRCUIT SINK CURRENT
vs. SUPPLY VOLTAGE
OUT CONNECTED TO V+
GND CONNECTED TO V-
20
10
0
0
5
10
TOTAL SUPPLY VOLTAGE (V)
6 _______________________________________________________________________________________
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