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OPA4820ID Datasheet, PDF (10/34 Pages) Texas Instruments – Quad, Unity-Gain Stable, Low-Noise, Voltage-Feedback Operational Amplifier | |||
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OPA4820
SBOS317D â SEPTEMBER 2004 â REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: VS = +5V
RF = 402â¦, RL = 100⦠to VS/2, and G = +2, unless otherwise noted.
NONINVERTING SMALLâSIGNAL FREQUENCY RESPONSE
3
G = +1, RF = 25â¦
0
â3
G = +5
G = +2
â6
G = +10
â9
â12
â15
VO = 0.1VPP
RL = 100â¦
See Figure 3
â18
1
10
100
600
Frequency (MHz)
NONINVERTING LARGEâSIGNAL FREQUENCY RESPONSE
9
VO = 0.5VPP
6
VO = 1VPP
3
VO = 2VPP
0
VO = 3VPP
â3
â6
G = +2V/V
â9 RL = 100â¦
See Figure 3
â12
1
10
100
500
Frequency (MHz)
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INVERTING SMALLâSIGNAL FREQUENCY RESPONSE
3
G = â1
0
â3
G = â5
G = â2
â6
G = â10
â9
â12
â15
VO = 0.1VPP
RL = 100â¦
See Figure 4
â18
1
10
100
500
Frequency (MHz)
INVERTING LARGEâSIGNAL FREQUENCY RESPONSE
3
VO = 0.5VPP
0
VO = 1VPP
â3
VO = 2VPP
â6
VO = 3VPP
â9
â12
G = â1V/V
â15 RL = 100â¦
See Figure 4
â18
1
10
100
500
Frequency (MHz)
NONINVERTING PULSE RESPONSE
0.4
2.0
G = +2V/V
0.3 See Figure 3 LargeâSignal ± 1V
1.5
Right Scale
0.2
1.0
0.1
0.5
SmallâSignal ± 100mV
0
Left Scale
0
â0.1
â0.5
â0.2
â1.0
â0.3
â1.5
â0.4
â2.0
Time (10ns/div)
INVERTING PULSE RESPONSE
0.4
2.0
G = â1V/V
0.3 See Figure 4
1.5
0.2
1.0
0.1
0.5
0
SmallâSignal ± 100mV
0
Left Scale
â0.1
â0.5
â0.2
â1.0
LargeâSignal ± 1V
â0.3
Right Scale
â1.5
â0.4
â2.0
Time (10ns/div)
10
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