MAX941 Datasheet, PDF (5/12 Pages) Maxim Integrated Products – High-Speed, Low-Power, 3V/5V, Rail-to-Rail Single-Supply Comparators

High-Speed, Low-Power, 3V/5V,
Rail-to-Rail Single-Supply Comparators
____________________________Typical Operating Characteristics (continued)
(V+ = 3.0V, T_A = +25°C, unless otherwise noted.)
MAX944 TOTAL SUPPLY CURRENT
vs. SUPPLY VOLTAGE
2.00
1.75
T_A = +125°C
INPUT VOLTAGE RANGE
vs. TEMPERATURE
4
V+ = 3.0V
V_CM+
3
1.50
2
T_A = +25°C
1.25
1
1.00
T_A = -55°C
0.75
2
3
4
5
6
SUPPLY VOLTAGE (V)
VOLTAGE TRIP POINTS / INPUT
OFFSET VOLTAGE vs. TEMPERATURE
1000
V_TRIP+
500
0
-500
-1000
V_OS
V_TRIP-
-1500
V_CM = 0.0V
-2000
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
0
V_CM-
-1
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
INPUT BIAS CURRENT / INPUT OFFSET
CURRENT vs. TEMPERATURE
250
200
I_B+
150
I_B-
100
50
I_OS
0
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
MAX941 SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
40
V+ = 6.0V
30
V_OS
SHORT-CIRCUIT OUTPUT CURRENT
vs. TEMPERATURE
40
OUTPUT SHORTED
TO V+ (SINKING)
30
20
10
OUTPUT SHORTED
TO GND (SOURCING)
0
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
INPUT BIAS CURRENT
(I_B+, I_B-) vs. V_CM
250
T_A = -55°C
200 _{TA = +25°C}
V_IN+ = V_IN-
NEGATIVE VALUES
REPRESENT CURRENT
150
FLOWING INTO THE
T_A = +125°C _DEVICE
100
50
0
V+ = 6V
-50
-100
01 2 3456
COMMON-MODE VOLTAGE (V)
10MHz RESPONSE
INPUT
50mV/div
20
V+
V+ = 2.7V
10
OUTPUT
1V/div
GND
0
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
50ns/div
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