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| OPA340-EP_15 Datasheet, PDF (5/19 Pages) Texas Instruments – SINGLE-SUPPLY RAIL-TO-RAIL OPERATIONAL AMPLIFIERS | |||
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OPA340-EP
www.ti.com
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0.1 1
SBOS433A â AUGUST 2008 â REVISED APRIL 2011
TYPICAL CHARACTERISTICS
At TA = 25°C, VS = 5 V, and RL = 10 k⦠connected to VS/2 (unless otherwise noted)
OPEN-LOOP GAIN/PHASE
vs FREQUENCY
POWER-SUPPLY AND COMMON-MODE REJECTION
vs FREQUENCY
0
100
PSRR
-45
80
-90
-135
-180
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Figure 1.
60
40
20
0
1
CMRR
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 2.
INPUT VOLTAGE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
10k
1k
Current Noise
1k
100
Voltage Noise
100
10
CHANNEL SEPARATION vs FREQUENCY
140
130
120
10
1
1
0.1
1
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 3.
0.1
0.01
0.001
TOTAL HARMONIC DISTORTION + NOISE
vs FREQUENCY
G = 10
G=1
RL = 600
RL = 2kW
RL = 600
RL = 10kW
RL = 2kW
RL = 10kW
0.0001
20
100
1k
Frequency (Hz)
Figure 5.
10k 20k
110
G = 1, All Channels
100
10
100
1k
10k
Frequency (Hz)
Figure 4.
100k
CLOSED-LOOP OUTPUT IMPEDANCE
vs FREQUENCY
5k
G = 100
4k
G = 10
3k
2k
G=1
1k
0
10
100
1k
10k 100k
1M
10M
Frequency (Hz)
Figure 6.
Copyright © 2008â2011, Texas Instruments Incorporated
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