Typical operating characteristics (continued) – Rainbow Electronics MAX4249_MAX4257 User Manual
Page 6
MAX4249–MAX4257
UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
6
_______________________________________________________________________________________
50
80
70
60
90
100
110
120
130
140
150
0
100
50
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
= 2k
Ω
R
L
= 20k
Ω
R
L
= 200k
Ω
A
V
(dB)
100
110
105
115
120
125
-40
0
-20
20
60
40
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
= 1k
Ω
V
OUT
= 150mV
TO 4.75mV
R
L
= 100k
Ω
V
OUT
= 10mV
TO 4.99mV
R
L
= 10k
Ω
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
60
40
80
SUPPLY CURRENT AND SHUTDOWN
SUPPLY CURRENT vs. TEMPERATURE
MAX4249-57 TOC12
TEMPERATURE (
°C)
SHUTDOWN SUPPLY CURRENT (
µ
A)
PER AMPLIFIER
SHDN = V
DD
SUPPLY CURRENT (
µ
A)
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
2.8
2.3
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 (
µ
A)
SHUTDOWN SUPPLY CURRENT (
µ
A)
PER AMPLIFIER
SHDN = V
DD
SHDN = V
SS
2000
100
0.001
0.1
1
0.01
5
SUPPLY CURRENT
vs. OUTPUT VOLTAGE
MAX4249-57 TOC14
OUTPUT VOLTAGE (V)
SUPPLY CURRENT (
µ
A) 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
(µ
V)
V
CM
= 0
V
OUT
=
V
DD
/2
R
L
REFERENCED TO GND
R
L
= 10k
Ω
R
L
= 1k
Ω
R
L
= 100k
Ω
60
-40
100
10k
100k
1M
1k
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
= 50k
Ω
C
L
= 20pF
A
V
= 1000
60
-40
100
10k
100k
1M
1k
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
= 50k
Ω
C
L
= 20pF
A
V
= 1000
0
-100
-110
1
1k
10k
100k
1M
10
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
Typical Operating Characteristics (continued)
(V
DD
= 5V, V
SS
= 0, 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.)