THS4271_16 Datasheet, PDF (10/50 Pages) Texas Instruments – LOW NOISE, HIGH SLEW RATE, UNITY GAIN STABLE VOLTAGE FEEDBACK AMPLIFIER

THS4271
THS4275
SLOS397F – JULY 2002 – REVISED OCTOBER 2009
www.ti.com
TYPICAL CHARACTERISTICS: ±5 V
SMALL-SIGNAL UNIT GAIN
FREQUENCY RESPONSE
SMALL-SIGNAL
FREQUENCY RESPONSE
0.1-dB GAIN FLATNESS
FREQUENCY RESPONSE
4
Gain = 1
3 _{RL = 150 Ω}
2
V_O = 100 mV_PP
V_S = ±5 V
1
0
−1
−2
−3
−4
100 k
1 M 10 M 100 M 1 G
f − Frequency − Hz
10 G
22
20
Gain = 10
18
16 _{Gain = 5}
14
12
10
R_L = 499 Ω
R_f = 249 Ω
V_O = 100 mV_PP
8 _{VS = ±5 V}
6
4 ^{Gain = 2}
2
0
−2 ^{Gain = −1}
−4
100 k
1M
10 M 100 M
1G
f − Frequency − Hz
0.1
0
−0.1
−0.2
−0.3
−0.4
−0.5
−0.6
−0.7 Gain = 1
−0.8
−0.9
−1
R_L = 150 Ω
V_O = 100 mV_PP
V_S = ±5 V
100 k
1M
10 M
100 M
1G
f − Frequency − Hz
Figure 1.
Figure 2.
Figure 3.
LARGE-SIGNAL
FREQUENCY RESPONSE
22
20
Gain = 10
18
16
Gain = 5
14
12
R_L = 499 Ω
10
R_f = 249 Ω
V_O = 1 V_PP
8
V_S = ±5 V
6
Gain = 2
4
2
0
100 k
1M
10 M
100 M
1G
f − Frequency − Hz
Figure 4.
SLEW RATE
vs
OUTPUT VOLTAGE
1200
Fall
1000
800
Rise
600
400
Gain = −1
R_L = 499 Ω
200
R_f = 249 Ω
V_S = ±5 V
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
V_O − Output Voltage − V
Figure 5.
HARMONIC DISTORTION
vs
FREQUENCY
−50
Gain = 1
V_O = 1 V_PP
−60 ^VS ^{= ±5 V}
−70
HD3, R_L = 499Ω
−80
HD3, R_L = 150Ω
HD2, R_L = 150Ω
−90
HD2, R_L = 499Ω
−100
1
10
100
f − Frequency − MHz
Figure 6.
HARMONIC DISTORTION
vs
FREQUENCY
−50
Gain = 1
V_O = 2 V_PP
−60 V_S = ±5 V
−70
HD2, R_L = 150Ω
HD3, R_L = 499Ω
−80
HD3, R_L = 150Ω
−90 ^{HD2, R}L ^{= 499Ω}
HARMONIC DISTORTION
vs
FREQUENCY
−50
Gain = 2
R_f = 249 Ω
−60 VO = 1 VPP
V_S = ±5 V
−70
HD3, R_L = 499Ω
HD3, R_L = 150Ω
−80
HD2, R_L = 499Ω
−90
HD2, R_L = 150Ω
HARMONIC DISTORTION
vs
FREQUENCY
−50
Gain = 2
R_f = 249 Ω
−60 ^VO ^{= 2 V}PP
V_S = ±5 V
HD3, R_L = 499Ω
−70
HD2, R_L = 499Ω
−80
HD3, R_L = 150Ω
HD2, R_L = 150Ω
−90
−100
1
10
f − Frequency − MHz
Figure 7.
−100
100
1
10
f − Frequency − MHz
Figure 8.
−100
100
1
10
100
f − Frequency − MHz
Figure 9.
10
Submit Documentation Feedback
Copyright © 2002–2009, Texas Instruments Incorporated
Product Folder Link(s): THS4271 THS4275