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OPA3684 Datasheet, PDF (9/32 Pages) Burr-Brown (TI) – Low-Power, Triple Current-Feedback OPERATIONAL AMPLIFIER With Disable | |||
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TYPICAL CHARACTERISTICS: VS = ±5V (Cont.)
At TA = +25°C, G = +2, RF = 800â¦, and RL = 100â¦, unless otherwise noted.
SETTLING TIME
0.05
0.04
2V Step
See Figure 1
0.03
0.02
0.01
0
â0.01
â0.02
â0.03
â0.04
â0.05
0
10
20
30
40
50
60
Time (ns)
ALL HOSTILE CROSSTALK
â20
â25
1Vp-p Output
2-Channels, 100⦠Load
â30
â35
â40
â45
â50
â55
â60
â65
â70
0.1
1
10
100
Frequency (MHz)
NONINVERTING OVERDRIVE RECOVERY
4.0
8.0
INVERTING OVERDRIVE RECOVERY
8.0
8.0
3.2
6.4
6.4
6.4
2.4
4.8
4.8
4.8
1.6
3.2
3.2
3.2
0.8
1.6
1.6
Output Voltage
1.6
Right Scale
0
0
0
0
Output Voltage
â0.8
Right Scale
â1.6
â1.6
See Figure 1
â1.6
â1.6
â3.2
â3.2
â3.2
â2.4
Input Voltage
â4.8
â4.8
â4.8
Input Voltage
â3.2
Left Scale
â6.4
â6.4
Left Scale
See Figure 2 â6.4
â4.0
â8.0
â8.0
â8.0
Time (100ns/div)
Time (100ns/div)
INPUT AND OUTPUT VOLTAGE RANGE
vs SUPPLY VOLTAGE
6
5
4
3
2
1
Input
Output
0
Voltage
Voltage
â1
Range
Range
â2
â3
â4
â5
â6
±2
±3
±4
±5
±6
Supply Voltage (±V)
CLOSED-LOOP OUTPUT IMPEDANCE vs FREQUENCY
100
1/3
OPA3684
10
800â¦
ZO
1
800â¦
0.01
0.001
100
1k
10k 100k
1M
Frequency (Hz)
10M 100M
OPA3684
9
SBOS241C
www.ti.com
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