MAX4238 Просмотр технического описания (PDF) - Maxim Integrated
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MAX4238 Datasheet PDF : 10 Pages
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Ultra-Low Offset/Drift, Low-Noise,
Precision SOT23 Amplifiers
Typical Operating Characteristics (continued)
(VCC = 5V, VCM = 0V, RL = 10kΩ connected to VCC/2, SHDN = VCC, TA = +25°C, unless otherwise noted.)
MAX4239
GAIN AND PHASE vs. FREQUENCY (TA = -40°C)
80
60
40
20
0
-20
-40
-60
-80
-100
-120 VCC = 5V
-140
-160
AV = 1000V/V
CL = 100pF
RL = 10kΩ
-180
0.1k 1k 10k 100k 1M 10M
FREQUENCY (Hz)
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
0
-20
-40
-60
-80
-100
-120
-140
-160
0.01
0.1
1
10 100 1000
FREQUENCY (kHz)
MAX4238
SMALL-SIGNAL TRANSIENT RESPONSE
MAX4238/39 toc16
MAX4239
GAIN AND PHASE vs. FREQUENCY (TA = +125°C)
80
60
40
20
0
-20
-40
-60
-80
-100
-120 VCC = 5V
-140
-160
AV = 1000V/V
CL = 100pF
RL = 10kΩ
-180
0.1k 1k 10k 100k 1M 10M
FREQUENCY (Hz)
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
0
-20
-40
-60
-80
-100
-120
-140
-160
0.01
0.1
1
10 100 1000
FREQUENCY (kHz)
MAX4239
SMALL-SIGNAL TRANSIENT RESPONSE
MAX4238/39 toc17
SUPPLY CURRENT vs. SUPPLY VOLTAGE
600
TA = +125°C
500
TA = -40°C
400
TA = +25°C
300
200
100
0
0
1
2
3
4
5
SUPPLY VOLTAGE (V)
MAX4238
LARGE-SIGNAL TRANSIENT RESPONSE
MAX4238/39 toc15
IN
1V/div
OUT
1V/div
AV = 1V/V
RL = 2kΩ
CL = 100pF
10µs/div
OVERVOLTAGE RECOVERY TIME
MAX4238/39 toc18
IN
50mV/div
IN
50mV/div 0
IN
50mV/div
OUT
50mV/div
OUT
500mV/div
0
AV = 1V/V
RL = 2kΩ
CL = 100pF
10µs/div
AV = 10V/V
RL = 2kΩ
CL = 100pF
10µs/div
AV = 100V/V
RL = 10kΩ
VCC = 2.5V
VEE = -2.5V
400µs/div
6 _______________________________________________________________________________________
OUT
1V/div
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