MAX4249ESD Просмотр технического описания (PDF) - Maxim Integrated
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MAX4249ESD Datasheet PDF : 16 Pages
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SOT23, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
Typical Operating Characteristics
(VDD = +5V, VSS = 0V, VCM = VOUT = VDD/2, input noise floor of test equipment = 10nV/√Hz for all distortion measurements,
TA = +25°C, unless otherwise noted.)
MAX4251/MAX4256 INPUT OFFSET
VOLTAGE DISTRIBUTION
40
400 UNITS
35
VCM = 0V
30
TA = +25°C
25
20
15
10
5
0
VOS (µV)
OUTPUT VOLTAGE
vs. OUTPUT LOAD CURRENT
0.6
VDD = 3V OR 5V
0.5 VDIFF = ±10mV
VDD - VOH
0.4
0.3
VOL
0.2
0.1
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT LOAD CURRENT (mA)
LARGE-SIGNAL VOLTAGE GAIN
vs. OUTPUT VOLTAGE SWING
140
130
RL = 200kΩ
120
RL = 20kΩ
110
RL = 2kΩ
100
90
80
70
60
VDD = 3V
RL REFERENCED TO GND
50
0
50 100 150 200 250
VOUT SWING FROM EITHER SUPPLY (mV)
OFFSET VOLTAGE
vs. TEMPERATURE
250
200 VCM = 0V
150
100
50
0
-50
-100
-150
-200
-250
-40 -20 0 20 40 60 80
TEMPERATURE (°C)
OUTPUT VOLTAGE SWING (VOH)
vs. TEMPERATURE
0.10
0.09
0.08
RL = 1kΩ
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
-40 -20
RL = 10kΩ
RL = 100kΩ
0 20 40 60 80
TEMPERATURE (°C)
LARGE-SIGNAL VOLTAGE GAIN
vs. OUTPUT VOLTAGE SWING
140
130
120
110
RL = 20kΩ
RL = 200kΩ
100
90
RL = 2kΩ
80
70
VDD = 3V
RL REFERENCED TO VDD
60
0
50 100 150 200 250
VOUT SWING FROM EITHER SUPPLY (mV)
INPUT OFFSET VOLTAGE vs.
COMMON-MODE INPUT VOLTAGE
200
150
100
50
VDD = 3V
VDD = 5V
0
-50
-0.5 0.5 1.5 2.5 3.5 4.5
INPUT COMMON-MODE VOLTAGE (V)
OUTPUT VOLTAGE SWING (VOL)
vs. TEMPERATURE
0.06
0.05
RL = 1kΩ
0.04
0.03
0.02
0.01
0
-40 -20
RL = 10kΩ
RL = 100kΩ
0 20 40 60 80
TEMPERATURE (°C)
LARGE-SIGNAL VOLTAGE GAIN
vs. OUTPUT VOLTAGE SWING
140
RL = 200kΩ
130
120
110
RL = 20kΩ
100
90
RL = 2kΩ
80
70
60
VDD = 5V
RL REFERENCED TO GND
50
0
50 100 150 200 250
VOUT SWING FROM EITHER SUPPLY (mV)
4 _______________________________________________________________________________________
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