MAX44268 Maxim, MAX44268 Datasheet - Page 4

• Manufacturer Part Number: MAX44268
• Description: The MAX44268 is an ultra-small and low-power dual comparator ideal for battery-powered applications such as cell phones, notebooks, and portable medical devices that have extremely aggressive board space and power constraints
• Manufacturer: Maxim

(V
otherwise noted. All devices are 100% production tested at T
CC
-0.05
-0.10
-0.15
-0.20
-0.25
-0.30
-0.35
-0.40
-0.45
-0.50
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
= 5V, V
0
0
1.5
-40
SUPPLY CURRENT vs. SUPPLY VOLTAGE
V
OUT
V
2.0
DD
-20
GND
= HIGH
10,000
= 2.7V
INPUT OFFSET VOLTAGE
2.5
1000
100
10
vs. TEMPERATURE
T
T
1
SUPPLY VOLTAGE (V)
0
= 0V, V
A
A
3.0
TEMPERATURE (°C)
100
= +85°C
= +25°C
V
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DD
20
3.5
= 5V
IN-
4.0
vs. PULLUP RESISTANCE
V
40
OUTPUT VOLTAGE LOW
DD
PULLUP RESISTANCE ( I )
= V
T
A
4.5
= 1.8V
1k
= -40°C
60
IN+
5.0
= 1.236V, R
80
5.5
6.0
100
10k
PULLUP
Dual Comparator with Reference
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
100k
1.5
-40
SUPPLY CURRENT vs. SUPPLY VOLTAGE
V
= 100kΩ to V
OUT
V
2.0
DD
-20
= LOW
= 2.7V
1.3mm x 1.3mm, Low-Power
2.5
INPUT BIAS CURRENT
A
vs. TEMPERATURE
T
T
SUPPLY VOLTAGE (V)
0
A
A
= +25NC. Temperature limits are guaranteed by design.)
3.0
TEMPERATURE (°C)
= +85°C
= +25°C
V
V
20
3.5
DD
DD
CC
= 5V
= 1.8V
4.0
, T
40
Typical Operating Characteristics
A
T
4.5
A
= -40NC to +85NC. Typical values are at T
= -40°C
60
5.0
80
5.5
40
35
30
25
20
15
10
5
0
6.0
100
0
V
OUT
1
= LOW
SHORT-CIRCUIT CURRENT
vs. SUPPLY VOLTAGE
500
450
400
350
300
250
200
150
100
10
50
9
8
7
6
5
4
3
2
1
0
0
SUPPLY VOLTAGE (V)
T
2
1
-1
A
= +25°C
SUPPLY CURRENT vs. TRANSITION
FREQUENCY (V
T
vs. COMMON-MODE VOLTAGE
INPUT COMMON-MODE VOLTAGE (V)
A
0
3
V
= -40°C
DD
MAX44268
10
INPUT BIAS CURRENT
INPUT FREQUENCY (Hz)
= 0V
1
4
T
A
= +85°C
V
2
DD
OVERDRIVE
100
5
V
V
= 5V
CC
DD
A
V
3
= +25NC, unless
= 1.8V
= 2.7V
CC
V
DD
6
V
= 2.7V
CC
= 1.8V
4
= 20mV)
1k
= 5V
5
10k
6