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THS4281 Datasheet, PDF (11/31 Pages) Texas Instruments – VERY LOW-POWER, HIGH-SPEED, RAIL-TO-RAIL INPUT AND OUTPUT VOLTAGE-FEEDBACK OPERATIONAL AMPLIFIER | |||
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TYPICAL CHARACTERISTICS (continued)
FREQUENCY RESPONSE
6
Gain = 1,
5 RF = 34 â¦,
RL = 1 kâ¦,
4 VO = 100 mVPP
VS = 15 V
VS = 2.7 V
3
VS = 5 V
2
VS = ±5 V
1
0
â1
â2
â3
â4
1
10
100
f â Frequency â MHz
Figure 10.
(VS = 5 V)
FREQUENCY RESPONSE
9
RF = 4 kâ¦
RF = 2 kâ¦
6
RF = 1 kâ¦
3
(VS = 2.7 V)
FREQUENCY RESPONSE
9
RF = 4 kâ¦
6
RF = 1.65 kâ¦
RF = 1 kâ¦
3
0 VS = 2.7 V
Gain = 2,
RL = 1 kâ¦,
VO = 0.1 VPP
â3
0.1
1
10
100
f â Frequency â MHz
Figure 11.
(VS = ±5 V)
FREQUENCY RESPONSE
9
RF = 4 kâ¦
6
RF = 2.49 kâ¦
RF = 1 kâ¦
3
0 VS = 5 V
Gain = 2,
RL = 1 kâ¦,
VO = 0.1 VPP
â3
0.1
1
10
100
f â Frequency â MHz
Figure 13.
(VS = 5 V, ±5 V, 15 V)
0.1-dB FREQUENCY RESPONSE
6.2
VS = 15 V
6.1
6
VS = ± 5 V
5.9
VS = 5 V
5.8
5.7
5.6
Gain = 2,
RF = 2 k⦠(VS = 5 V),
RF = 2.49 k⦠(VS = ±5 V, 15 V),
5.5 RL = 1 kâ¦,
VO = 0.1 VPP
5.4
0.1
1
10
100
f â Frequency â MHz
Figure 16.
0 VS = ± 5 V,
Gain = 2,
RL = 1 kâ¦,
VO = 0.1 VPP
â3
0.1
1
10
100
f â Frequency â MHz
Figure 14.
(VS = 2.7 V)
FREQUENCY RESPONSE
24
G = 10
20
VS = 2.7 V,
RF = 1.65 kâ¦,
RL = 1 kâ¦,
VO = 0.1 VPP
16 G = 5
12
8 G=2
4
G = â1
0
â4
0.1
1
10
100
f â Frequency â MHz
Figure 17.
THS4281
SLOS432 â APRIL 2004
(VS = 3 V)
FREQUENCY RESPONSE
9
RF = 4 kâ¦
6
RF = 1.65 kâ¦
RF = 1 kâ¦
3
0 VS = 3 V
Gain = 2,
RL = 1 kâ¦,
VO = 0.1 VPP
â3
0.1
1
10
100
f â Frequency â MHz
Figure 12.
(VS = 2.7 V, VS = 3 V)
0.1-dB FREQUENCY RESPONSE
6.2
6.1
VS = 2.7 V
6
5.9
VS = 3 V
5.8
5.7
5.6 Gain = 2,
RF = 1.65 kâ¦,
5.5 RL = 1 kâ¦,
VO = 0.1 VPP
5.4
0.1
1
10
100
f â Frequency â MHz
Figure 15.
(VS = 3 V)
FREQUENCY RESPONSE
24
G = 10
20
16 G = 5
VS = 3V,
RF = 1.65 kâ¦,
RL = 1 kâ¦,
VO = 0.1 VPP
12
8 G=2
4
G = â1
0
â4
0.1
1
10
100
f â Frequency â MHz
Figure 18.
11
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