THS3122 Datasheet, PDF (10/43 Pages) Texas Instruments – LOW-NOISE, HIGH-SPEED, 450 mA CURRENT FEEDBACK AMPLIFIERS

THS3122, THS3125
SLOS382E – SEPTEMBER 2001 – REVISED MAY 2015
Typical Characteristics (continued)
0
−10 ^{G = 2,}
V_CC = ±5 V,
−20 _{VO(PP) = 2 V,}
−30 ^{RF = 470 Ω,}
R_L = 50 Ω
−40
3rd Harmonic
−50
5th Harmonic
−60
−70 ^{2nd Harmonic}
−80
−90
−100
0.1
4th Harmonic
1
10
100
f − Frequency − MHz
Figure 13. Harmonic Distortion vs Frequency
0
G = 2,
−10 _{VCC = ±15 V,}
−20 VO(PP) = 8 V,
−30
R_F = 470 Ω,
R_L = 50 Ω
−40
−50
−60 ^{3rd Harmonic}
2nd Harmonic
−70
5th Harmonic
−80
−90
−100
0.1
4th Harmonic
1
10
f − Frequency − MHz
Figure 15. Harmonic Distortion vs Frequency
0
G = 2,
−10 _{VCC = ±15 V,}
−20 f = 1 MHz,
−30
R_F = 470 Ω,
R_L = 50 Ω
−40
−50
5th Harmonic
−60
2nd Harmonic
−70 _{3rd Harmonic}
−80
−90
4th Harmonic
−100
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V_PP − Peak-to-Peak Output Voltage − V
Figure 17. Harmonic Distortion vs Peak-to-Peak Output
Voltage
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0
−10 ^{G = 2,}
V_CC = ±15 V,
−20 V_O(PP) = 2 V,
−30 ^{RF = 470 Ω,}
R_L = 50 Ω
−40
2nd Harmonic
−50
3rd Harmonic
−60
5th Harmonic
−70
−80
−90
4th Harmonic
−100
0.1
1
10
100
f − Frequency − MHz
Figure 14. Harmonic Distortion vs Frequency
0
−10 ^{G = 2,}
V_CC = ±5 V,
−20 f = 1 MHz,
−30
R_F = 470 Ω,
R_L = 50 Ω
−40
−50
5th Harmonic
−60 ^{2nd Harmonic}
−70
3rd Harmonic
−80
−90
−100
0 0.5 1
4th Harmonic
1.5 2 2.5 3 3.5 4
4.5 5
V_PP − Peak-to-Peak Output Voltage − V
Figure 16. Harmonic Distortion vs Peak-to-Peak Output
Voltage
100
V_CC = ±5 V to ±15 V
T_A = 25°C
I_n−
10
I_n+
V_n
1
0.01
0.1
1
10
100
f − Frequency − kHz
Figure 18. Voltage Noise and Current Noise vs Frequency
10
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