MAX44268 Maxim, MAX44268 Datasheet - Page 4
![no-image](/images/no-image-200.jpg)
MAX44268
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
Datasheet
1.MAX44268.pdf
(15 pages)
(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
����������������������������������������������������������������� Maxim Integrated Products 4
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