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OPA2846 Datasheet, PDF (5/24 Pages) Texas Instruments – Dual, Wideband, Low-Noise, Voltage-Feedback Operational Amplifier | |||
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www.ti.com
TYPICAL CHARACTERISTICS: VS = ±5V
TA = 25°C, G = +10, RF = 453â¦, RG = 50â¦, and RL = 100â¦, unless otherwise noted.
OPA2846
SBOS274A âJUNE 2003 â REVISED MARCH 2004
NONINVERTING SMALLâSIGNAL FREQUENCY RESPONSE
6
VO = 0.2VPP
3 RG = 50â¦
G=7
0
â3
G = 10
â6
G = 50
â9
G = 20
â12
â15
See Figure 1
â18
1M
10M
100M
1G
Frequency (Hz)
INVERTING SMALLâSIGNAL FREQUENCY RESPONSE
3
G = â12
0
â3
VO = 0.2VPP
RG = RS = 50â¦
â6
G = â50 G = â20
â9
â12
â15
See Figure 2
â18
1M
10M
100M
1G
Frequency (Hz)
NONINVERTING LARGEâSIGNAL FREQUENCY RESPONSE
23
20
17 RL = 100â¦
G = +10V/V
VO = 0.2VPP
VO = 1VPP
14
11
8
5
See Figure 1
2
10M
VO = 2VPP
VO = 5VPP
100M
1G
Frequency (Hz)
INVERTING LARGEâSIGNAL FREQUENCY RESPONSE
29
26
23
RL = 100â¦
20 RG = RS = 50â¦
G = â20V/V
17
VO = 0.2VPP
VO = 1VPP
14
11
8
See Figure 2
5
10M
VO = 2VPP
VO = 5VPP
100M
1G
Frequency (Hz)
NONINVERTING PULSE RESPONSE
2.0
0.5
1.6 G = +10V/V
Large Signal ±1V
0.4
1.2
Left Scale
0.3
0.8
0.2
0.4
0.1
Small Signal ±100mV
0
Right Scale
0
â0.4
â0.1
â0.8
â0.2
â1.2
â0.3
â1.6 See Figure 1
â0.4
â2.0
â0.5
Time (5ns/div)
INVERTING PULSE RESPONSE
2.0
0.5
1.6 G = â20V/V
Large Signal ±1V
0.4
1.2
Left Scale
0.3
0.8
0.2
0.4
0.1
Small Signal ±100mV
0
Right Scale
0
â0.4
â0.1
â0.8
â0.2
â1.2
â0.3
â1.6
â0.4
â2.0
â0.5
Time (5ns/div)
5
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