Datasheet

50
80
70
60
90
100
110
120
130
140
150
0 10050 150 200 250
MAX4249-57 TOC10
V
DD
= 5V
R
L
REFERENCED TO GND
LARGE-SIGNAL VOLTAGE GAIN
vs. OUTPUT VOLTAGE SWING
V
OUT
SWING FROM EITHER SUPPLY (mV)
R
L
= 2kΩ
R
L
= 20kΩ
R
L
= 200kΩ
A
V
(dB)
100
110
105
115
120
125
-40 0-20 20 6040 80
LARGE-SIGNAL VOLTAGE GAIN
vs. TEMPERATURE
MAX4249-57 TOC11
TEMPERATURE (°C)
R
L
REFERENCED TO V
DD
/2
V
DD
= 5V
A
V
(dB)
R
L
= 1kΩ
V
OUT
= 150mV
TO 4.75mV
R
L
= 100kΩ
V
OUT
= 10mV
TO 4.99mV
R
L
= 10kΩ
V
OUT
= 20mV
TO 4.975mV
0.373
0.374
0.375
0.376
340
380
360
400
420
440
460
-40 0-20 20 6040 80
SUPPLY CURRENT AND SHUTDOWN
SUPPLY CURRENT vs. TEMPERATURE
MAX4249-57 TOC12
TEMPERATURE (°C)
SHUTDOWN SUPPLY CURRENT (µA)
PER AMPLIFIER
SHDN = V
DD
SUPPLY CURRENT (µA)
SHDN = V
SS
320
340
360
380
400
420
440
0
0.1
0.2
0.3
0.4
0.5
0.6
1.8 2.82.3 3.3 3.8 4.3 4.8 5.3 5.5
SUPPLY CURRENT AND SHUTDOWN
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX4249-57 TOC13
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
SHUTDOWN SUPPLY CURRENT (µA)
PER AMPLIFIER
SHDN = V
DD
SHDN = V
SS
2000
100
0.001 0.1 10.01 5
SUPPLY CURRENT
vs. OUTPUT VOLTAGE
MAX4249-57 TOC14
OUTPUT VOLTAGE (V)
SUPPLY CURRENT (µA)
1000
400
V
DD
= 5V
V
DD
= 3V
40
60
80
120
100
180
160
140
1.8 2.3 2.8 3.3 3.8 4.3 4.8 5.3
INPUT OFFSET VOLTAGE
vs. SUPPLY VOLTAGE
MAX4249-57 TOC15
SUPPLY VOLTAGE (V)
V
OS
(µV)
V
CM
= 0
V
OUT
= V
DD
/2
R
L
REFERENCED TO GND
R
L
= 10kΩ
R
L
= 1kΩ
R
L
= 100kΩ
60
-40
100 10k 100k 1M1k 10M
MAX4250–MAX4254
GAIN AND PHASE vs. FREQUENCY
-20
-10
0
-30
MAX4249-57 TOC16
FREQUENCY (Hz)
GAIN (dB)
PHASE (DEGREES)
10
20
30
40
50
180
-180
-108
-72
-36
-144
0
36
72
108
144
GAIN
PHASE
V
DD
= 3V, 5V
R
L
= 50kΩ
C
L
= 20pF
A
V
= 1000
60
-40
100 10k 100k 1M1k 10M
MAX4249/MAX4255/MAX4256/MAX4257
GAIN AND PHASE vs. FREQUENCY
-20
-10
0
-30
MAX4249-57 TOC17
FREQUENCY (Hz)
GAIN (dB)
PHASE (DEGREES)
10
20
30
40
50
180
-180
-108
-72
-36
-144
0
36
72
108
144
GAIN
PHASE
V
DD
= 3V, 5V
R
L
= 50kΩ
C
L
= 20pF
A
V
= 1000
0
-100
-110
1 1k 10k 100k 1M10 100 10M
MAX4250–MAX4254
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
-80
-70
-60
-90
MAX4249-57 TOC18
FREQUENCY (Hz)
PSRR (dB)
-50
-40
-30
-20
-10
PSRR+
PSRR-
V
DD
= 3V, 5V
UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
6 Maxim Integrated
MAX4249–MAX4257
Typical Operating Characteristics (continued)
(V
DD
= 5V, V
SS
= 0V, V
CM
= V
OUT
= V
DD
/2, input noise floor of test equipment =10nV/!Hz for all distortion measurements,
T
A
= +25°C, unless otherwise noted.)