MAX492 查看數據表（PDF） - Maxim Integrated
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MAX492 Datasheet PDF : 16 Pages
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Single/Dual/Quad, Micropower,
Single-Supply Rail-to-Rail Op Amps
__________________________________________Typical Operating Characteristics
(TA = +25°C, VCC = 5V, VEE = 0V, unless otherwise noted.)
GAIN AND PHASE
vs. FREQUENCY
80
180 MAX492-01
60
120
GAIN
40
60
20
PHASE
0
0
-60
-20
AV = +1000
NO LOAD
-40
0.01 0.1 1 10 100
FREQUENCY (kHz)
-120
-180
1000 10,000
GAIN AND PHASE
vs. FREQUENCY
80
180 MAX492-02
60
120
GAIN
40
60
20
0
PHASE
0
-60
-20 CL = 470pF
AV = +1000
RL = ∞
-40
0.01 0.1 1 10 100
FREQUENCY (kHz)
-120
-180
1000 10,000
CHANNEL SEPARATION
vs. FREQUENCY
140
120
100
80
60
40
20
0 VIN = 2.5V
0.01 0.1 1 10 100
FREQUENCY (kHz)
1000 10,000
OFFSET VOLTAGE
vs. TEMPERATURE
160
VCM = 0V
140
120
100
80
60
40
20
0
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
INPUT BIAS CURRENT
vs. COMMON-MODE VOLTAGE
20
15
VCC = 2.7V
10
5
VCC = 6V
0
-5
-10
-15
-20
-25
-30
01
23 4
VCM (V)
5 67
INPUT BIAS CURRENT
vs. TEMPERATURE
125
100
VCC = 6V
75
50
25
VCM = VCC
0
-25
-50
VCM = 0
-75
VCC = 2.7V
-100
-125
VCC = 6V
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
140
120
100
VCC
80
60
40
VEE
20
0
VIN = 2.5V
-20
0.01 0.1
1
10 100
FREQUENCY (kHz)
1000
COMMON-MODE REJECTION RATIO
vs. TEMPERATURE
120
VCM = 0V TO +5V
110 VCM = -01V TO +5.1V
100
90
80 VCM = -0.2V TO +5.2V
VCM = -0.3V TO +5.3V
70 VCM = -0.4V TO +5.4V
60
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
SUPPLY CURRENT PER AMPLIFIER
vs. TEMPERATURE
220
200 VOUT = VCM = VCC/2
180
160
VCC = 5V
140
120
VCC = 2.7V
100
80
60
40
20
0
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
6 _______________________________________________________________________________________
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