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THS4271-EP Datasheet, PDF (15/44 Pages) Texas Instruments – LOW NOISE, HIGH SLEW RATE, UNITY GAIN STABLE VOLTAGE FEEDBACK AMPLIFIER | |||
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THS4271-EP
www.ti.com
SGLS270C â DECEMBER 2004 â REVISED APRIL 2010
TYPICAL CHARACTERISTICS: ±5 V (continued)
POWER-DOWN OUTPUT
IMPEDANCE
vs
FREQUENCY
1M
100 k
Gain = 1
RL = 150 â¦
VIN = 1 dBm
VS = ±5 V
10 k
100
1
100 k
1M
10 M
100 M
1G
f â Frequency â Hz
Figure 38.
TYPICAL CHARACTERISTICS: 5 V
SMALL-SIGNAL UNIT GAIN
FREQUENCY RESPONSE
SMALL-SIGNAL UNIT GAIN
FREQUENCY RESPONSE
0.1-dB GAIN FLTANESS
FREQUENCY RESPONSE
3
Gain = 1
2 RL = 150 â¦
VO = 100 mVPP
1 VS = 5 V
0
â1
â2
â3
â4
100 k
1 M 10 M 100 M 1 G
f â Frequency â Hz
10 G
22
20
18 Gain = 10
16
Gain = 5
14
12 RL = 499 â¦
10
Rf = 249 â¦
8
VO = 100 mVPP
VS = 5 V
6
4 Gain = 2
2
0
â2 Gain = â1
â4
100 k
1M
10 M
100 M 1G
f â Frequency â Hz
0.2
0.1
0
â0.1
â0.2
â0.3
â0.4
â0.5
â0.6
â0.7
â0.8
â0.9
Gain = 1
RL = 150 â¦
VO = 100 mVPP
VS = 5 V
â1
100 k
1M
10 M 100 M
1G
f â Frequency â Hz
Figure 40.
Figure 41.
Figure 42.
LARGE-SIGNAL FREQUENCY
RESPONSE
22
Gain = 10
20
18
16
Gain = 5
14
12 RL = 499 â¦
10 Rf = 249 â¦
VO = 1 VPP
8 VS = 5 V
6
4 Gain = 2
2
0
100 k
1M
10 M 100 M
1G
f â Frequency â Hz
Figure 43.
1000
900
800
700
SLEW RATE
vs
FREQUENCY
Gain = 1
RL = 499 â¦
Rf = 249 â¦
Fall
VS = 5 V
600
Rise
500
400
300
200
100
0
0
0.5
1
1.5
2
2.5
VO â Output Voltage âV
Figure 44.
HARMONIC DISTORTION
DISTORTION
vs
FREQUENCY
â50
Gain = 1
VO = 1 VPP
â60 RL = 150 â¦
VS = 5 V
â70
â80
â90
â100
1
HD3
HD2
10
100
f â Frequency â MHz
Figure 45.
Copyright © 2004â2010, Texas Instruments Incorporated
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