Owner manual
MAX4240–MAX4244
Single/Dual/Quad, +1.8V/10µA, SOT23,
Beyond-the-Rails Op Amps
_______________________________________________________________________________________
7
5.0
-5.0
-0.5 0.5
1.5
2.5 3.5
4.5
INPUT BIAS CURRENT vs.
COMMON-MODE VOLTAGE (V
CC
= 5.5V)
-2.5
2.5
MAX4240/44-06b
V
CM
(V)
I
BIAS
(nA)
0
5.5
V
CC
= +5.5V
120
0
-60 -40 -20 20
40
100
OUTPUT SWING HIGH
vs. TEMPERATURE
20
100
80
MAX4240/44-07
TEMPERATURE (°C)
VOLTAGE FROM V
CC
(mV)
0 60
60
40
80
V
CC
= +1.8V, R
L
= 10kΩ
R
L
TO V
EE
V
CC
= +5.5V, R
L
= 20kΩ
V
CC
= +5.5V, R
L
= 100kΩ
V
CC
= +1.8V, R
L
= 100kΩ
120
0
-60 -40 -20 20
40
100
OUTPUT SWING LOW
vs. TEMPERATURE
20
100
80
MAX4240/44-08
TEMPERATURE (°C)
VOLTAGE FROM V
EE
(mV)
0 60
60
40
80
V
CC
= +1.8V, R
L
= 10kΩ
V
CC
= +5.5V, R
L
= 20kΩ
V
CC
= +5.5V, R
L
= 100kΩ
V
CC
= +1.8V, R
L
= 100kΩ
R
L
TO V
CC
-80
-100
-60 -40 -20 20
40
100
COMMON-MODE REJECTION
vs. TEMPERATURE
-95
-85
MAX4240/44-09
TEMPERATURE (°C)
COMMON-MODE REJECTION (dB)
0 60
-90
80
V
CC
= +1.8V
V
CC
= +5.5V
100
110
0 100 200 300 400
OPEN-LOOP GAIN vs. OUTPUT SWING LOW
(V
CC
= +5.5V, R
L
TIED TO V
EE
)
50
40
90
80
MAX4240/44-12
∆V
OUT
(mV)
GAIN (dB)
70
60
R
L
= 100kΩ
R
L
= 20kΩ
100
30
0 100 300 500
OPEN-LOOP GAIN vs. OUTPUT SWING LOW
(V
CC
= +1.8V, R
L
TIED TO V
EE
)
50
40
90
80
MAX4240/44-10
∆V
OUT
(mV)
GAIN (dB)
200 400
70
60
R
L
= 100kΩ
R
L
= 10kΩ
100
30
0 100 300 500
OPEN-LOOP GAIN vs. OUTPUT SWING HIGH
(V
CC
= +1.8V, R
L
TIED TO V
EE
)
50
40
90
80
MAX4240/44-11
∆V
OUT
(mV)
GAIN (dB)
200 400
70
60
R
L
= 100kΩ
R
L
= 10kΩ
100
110
0 100 200 300 400
OPEN-LOOP GAIN vs. OUTPUT SWING HIGH
(V
CC
= +5.5V, R
L
TIED TO V
EE
)
50
40
90
80
MAX4240/44-13
∆V
OUT
(mV)
GAIN (dB)
70
60
R
L
= 20kΩ
R
L
= 100kΩ
110
70
-60 -40 -20 20
40
100
OPEN-LOOP GAIN
vs. TEMPERATURE
75
80
105
100
95
MAX4240/44-14
TEMPERATURE (°C)
GAIN (dB)
0 60
90
85
80
V
CC
= +5.5V, R
L
= 20kΩ TO V
CC
V
CC
= +5.5V, R
L
= 20kΩ TO V
EE
V
CC
= +1.8V, R
L
= 10kΩ TO V
EE
V
CC
= +1.8V, R
L
= 10kΩ TO V
CC
____________________________________Typical Operating Characteristics (continued)
(V
CC
= +5.0V, V
EE
= 0, V
CM
= V
CC
/ 2, V
SHDN
= V
CC
, R
L
= 100kΩ to V
CC
/ 2, T
A
= +25°C, unless otherwise noted.)