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ManualsBrandsMAXIM INTEGRATED ManualsLinear ICsLinear IC - Op-amp Multi-purpose SOIC 14
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MAX4291/MAX4292/MAX4294
Ultra-Small, 1.8V, µPower,
Rail-to-Rail I/O Op Amps
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
CC
= 2.4V, V
EE
= V
CM
= 0, V
OUT
= V
CC
/2, no load, T
A
= +25°C, unless otherwise noted.)
50
70
60
80
110
120
100
90
130
0 100 150 200 25050 300 350 400 450 500
OPEN-LOOP GAIN vs. OUTPUT SWING LOW
(V
CC
= 1.8V, R
L
CONNECTED TO V
CC
)
MAX4291 toc10
V
OL
(mV)
GAIN (dB)
R
L
= 2kΩ
R
L
= 1kΩ
50
70
60
90
80
110
100
120
0 200100 300 40050 250150 350 450 500
OPEN-LOOP GAIN vs. OUTPUT SWING HIGH
(V
CC
= 1.8V, R
L
CONNECTED TO V
EE
)
MAX4291 toc11
V
OH
(mV)
GAIN (dB)
R
L
= 2kΩ
R
L
= 1kΩ
50
70
60
80
110
120
100
90
130
0 100 150 200 25050 300 350 400 450 500
OPEN-LOOP GAIN vs. OUTPUT SWING HIGH
(V
CC
= 5.5V, R
L
CONNECTED TO V
EE
)
MAX4191 toc13
V
OH
(mV)
GAIN (dB)
R
L
= 2kΩ
R
L
= 1kΩ
50
80
70
60
90
100
120
110
130
-55 -25 -10-40 5 203550658095110125
OPEN-LOOP GAIN vs. TEMPERATURE
MAX4291 toc14
TEMPERATURE (°C)
OPEN-LOOP GAIN (dB)
R
L
= 2kΩ TO V
CC
R
L
= 2kΩ TO V
EE
R
L
= 1kΩ TO V
CC
R
L
= 1kΩ TO V
EE
V
CC
= 5.5V
60
-40
0.1 1 10 100 1000
GAIN AND PHASE vs. FREQUENCY
(C
L
= 100pF)
-20
MAX4291 toc17
FREQUENCY (kHz)
GAIN (dB)
0
20
40
30
10
-10
-30
50
A
V
= 1000V/V
180
144
108
72
36
0
-36
-72
-108
-144
-180
PHASE (DEGREES)
1
0.01
0.01 10 100
0.1
FREQUENCY (kHz)
THD + NOISE (%)
10.1
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
V
CC
= 5.5V
V
CC
= 1.8V
MAX4291 toc18
R
L
= 2kΩ
A
v
= 1V/V
(NONINVERTING
CONFIGURATION)
0
-90
0.01 0.1 1 10 100 1000
MAX4292/MAX4294
CROSSTALK vs. FREQUENCY
-80
-70
MAX4291-15
FREQUENCY (kHz)
CROSSTALK (dB)
-50
-60
-20
-10
-30
-40
60
-40
0.1 1 10 100 1000
GAIN AND PHASE vs. FREQUENCY
(C
L
= 0)
-20
MAX4291 toc16
FREQUENCY (kHz)
GAIN (dB)
0
20
40
30
10
-10
-30
50
A
V
= 1000V/V
180
144
108
72
36
0
-36
-72
-108
-144
-180
PHASE (DEGREES)