Low-Cost, Low-Voltage, Rail-to-Rail,
Input/Output, SOT23 5MHz Op Amp
Typical Operating Characteristics
(VCC = +5V, VEE = 0, VCM = VCC/2, TA = +25°C, unless otherwise noted.)
GAIN AND PHASE vs. FREQUENCY
60
MAX4321-01 180
144
40
108
GAIN
72
20
36
0
0
PHASE
-36
-72
-20 AV = +1000
-108
NO LOAD
-144
-40
-180
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
GAIN AND PHASE vs. FREQUENCY
(WITH CLOAD)
60
MAX4321-02 180
144
40
108
GAIN
72
20
36
0
0
-36
PHASE
-72
-20
AV = +1000
RL = ∞
-108
CL = 500pF
-144
-40
-180
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
POWER-SUPPLY REJECTION
vs. FREQUENCY
0 AV = +1
-20
-40
-60
-80
-100
10 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
OUTPUT IMPEDANCE
vs. FREQUENCY
100
AV = +1
10
1
0.1
0.01
100 1k
10k 100k 1M 10M 100M
FREQUENCY (Hz)
SUPPLY CURRENT vs. TEMPERATURE
900
850
800
VCC = 6.5V
750
700
VCC = 2.7V
650
600
550
500
-40 -25 -10 5 20 35 50 65
TEMPERATURE (°C)
80 95
INPUT OFFSET VOLTAGE
vs. TEMPERATURE
3.00
2.25
1.50
0.75
0
-0.75
-1.50
-2.25
-3.00
-40 -25 -10 5 20 35 50 65 80 95
TEMPERATURE (°C)
50
40
30
20
10
0
-10
-20
-30
-40
-50
0
INPUT BIAS CURRENT
vs. COMMON-MODE VOLTAGE
VCC = 2.7V
VCC = 6.5V
123456
COMMON-MODE VOLTAGE (V)
INPUT BIAS CURRENT
vs. TEMPERATURE
50
40
VCC = 6.5V, VCM = VCC
30
20 VCC = 2.7V, VCM = VCC
10
0
-10
-20
VCC = 2.7V, VCM = VEE
-30
-40
-50 VCC = 6.5V, VCM = VEE
-60
-40 -25 -10 5 20 35 50 65 80 95
TEMPERATURE (°C)
COMMON-MODE REJECTION
vs. TEMPERATURE
120
115
110
VCM = 0 TO 5.0V
105
100
95
VCM = -0.2V TO 5.2V
90
85
80
-40 -25 -10 5 20 35 50 65 80 95
TEMPERATURE (°C)
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