MAX4250 Maxim, MAX4250 Datasheet - Page 6
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MAX4250
Manufacturer Part Number
MAX4250
Description
The MAX4249–MAX4257 low-noise, low-distortion operational amplifiers offer rail-to-rail outputs and single-supply operation down to 2
Manufacturer
Maxim
Datasheet
1.MAX4249.pdf
(21 pages)
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UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
6
(V
T
440
420
400
380
360
340
320
150
140
130
120
110
100
-10
-20
-30
-40
A
50
40
30
20
10
90
80
70
60
50
60
DD
0
= +25°C, unless otherwise noted.)
1.8
100
_______________________________________________________________________________________
0
SUPPLY CURRENT vs. SUPPLY VOLTAGE
PER AMPLIFIER
SHDN = V
= 5V, V
GAIN AND PHASE vs. FREQUENCY
R
SUPPLY CURRENT AND SHUTDOWN
L
2.3
V
= 200kΩ
OUT
LARGE-SIGNAL VOLTAGE GAIN
vs. OUTPUT VOLTAGE SWING
1k
50
SWING FROM EITHER SUPPLY (mV)
DD
2.8
MAX4250–MAX4254
SUPPLY VOLTAGE (V)
SS
PHASE
FREQUENCY (Hz)
3.3
10k
100
= 0V, V
GAIN
R
L
3.8
REFERENCED TO GND
SHDN = V
100k
R
R
L
150
L
= 2kΩ
4.3
CM
= 20kΩ
V
MAX4249-57 TOC13
SS
MAX4249-57 TOC16
DD
R
4.8
C
A
= V
1M
L
200
V
V
= 3V, 5V
L
= 50kΩ
DD
= 20pF
= 1000
OUT
= 5V
5.3 5.5
10M
250
-108
-144
-180
180
144
108
= V
0.6
0.5
0.4
0.3
0.2
0.1
0
-36
-72
72
36
0
DD
/2, input noise floor of test equipment =10nV/√Hz for all distortion measurements,
Typical Operating Characteristics (continued)
2000
1000
125
120
115
110
105
100
-10
-20
-30
-40
400
100
60
50
40
30
20
10
0
0.001
-40
100
MAX4249/MAX4255/MAX4256/MAX4257
V
R
C
A
DD
L
L
V
R
V
TO 4.75mV
GAIN AND PHASE vs. FREQUENCY
V
= 50kΩ
= 20pF
= 1000
L
OUT
LARGE-SIGNAL VOLTAGE GAIN
DD
-20
= 3V, 5V
= 1kΩ
1k
= 3V
= 150mV
R
V
L
DD
V
0.01
vs. OUTPUT VOLTAGE
REFERENCED TO V
vs. TEMPERATURE
DD
= 5V
SUPPLY CURRENT
OUTPUT VOLTAGE (V)
TEMPERATURE (°C)
0
R
V
TO 4.99mV
= 5V
FREQUENCY (Hz)
L
OUT
10k
= 100kΩ
= 10mV
20
0.1
R
V
TO 4.975mV
L
OUT
100k
PHASE
= 10kΩ
40
DD
= 20mV
/2
GAIN
MAX4249-57 TOC17
60
1M
1
80
10M
5
-108
-144
-180
180
144
108
-36
-72
72
36
0
-100
-110
460
440
420
400
380
360
340
180
160
140
120
100
-10
-20
-30
-40
-50
-60
-70
-80
-90
80
60
40
0
-40
1.8
SUPPLY CURRENT vs. TEMPERATURE
1
SUPPLY CURRENT AND SHUTDOWN
PER AMPLIFIER
V
DD
POWER-SUPPLY REJECTION RATIO
2.3
-20
= 3V, 5V
10
INPUT OFFSET VOLTAGE
vs. SUPPLY VOLTAGE
SHDN = V
2.8
MAX4250–MAX4254
100
SUPPLY VOLTAGE (V)
PSRR+
0
TEMPERATURE (°C)
vs. FREQUENCY
FREQUENCY (Hz)
3.3
1k
DD
SHDN = V
20
R
L
REFERENCED TO GND
R
3.8
L
10k
PSRR-
= 10kΩ
40
SS
4.3
R
L
100k
V
= 100kΩ
OUT
MAX4249-57 TOC12
R
60
L
4.8
V
= V
= 1kΩ
CM
1M
DD
= 0
5.3
80
/2
10M
0.376
0.375
0.374
0.373