THS3201-EP_14 Datasheet, PDF (12/34 Pages) Texas Instruments – 1.8-GHz LOW-DISTORTION CURRENT-FEEDBACK AMPLIFIER

THS3201-EP
SGLS283B – APRIL 2005 – REVISED JANUARY 2009 ..................................................................................................................................................... www.ti.com
V_S = ±7.5 V Graphs (continued)
3rd HARMONIC DISTORTION
vs
FREQUENCY
-60
-65
G=2
-70 ^{RF = 768 W, RG = 768 W}
-75
-80
-85
-90
-95
-100
1
Vs = ±7.5V
Vout = 2VPP
RL = 100 W
G=5
RF = 619 W, RG = 154 W
G = 10
RF = 499 W, RG = 54.9 W
10
100
f - Frequency - MHz
Figure 11.
2nd HARMONIC DISTORTION
G=5
vs
OUTPUT VOLTAGE
-30
Vs = ±7.5V
-40 ^{G = 5}
32MHz
RF = 619 W, RG = 154 W
-50 ^{RL = 100 W}
64MHz
-60
-70
-80
-90
-100
1MHz
4MHz 2MHz
8MHz
16MHz
-110
0
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 14.
3rd ORDER HARMONIC DISTORTION
G = 10
vs
OUTPUT VOLTAGE
-30
Vs = ±7.5V
-40 ^{G = 10}
32MHz
RF = 499 W, RG = 54.9 W
-50 RL = 100 W
64MHz
-60
-70
-80
-90
-100
-110
0
1MHz
8MHz
16MHz
4MHz 2MHz
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 17.
2nd HARMONIC DISTORTION
G=2
vs
OUTPUT VOLTAGE
-30
Vs = ±7.5V
-40 G = 2
RF = 768 W, RG = 768 W
-50 _{RL = 100 W}
64MHz
-60
32MHz
-70
-80
-90
-100
4MHz
16MHz ^8MHz
1MHz
2MHz
-110
0
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 12.
3rd HARMONIC DISTORTION
G=5
vs
OUTPUT VOLTAGE
-30
Vs = ±7.5V
-40
G=5
RF = 649 W, RG = 154 W
32MHz
-50 RL = 100 W
64MHz
-60
-70
-80
-90
-100
-110
0
1MHz
8MHz
16MHz
4MHz 2MHz
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 15.
3rd ORDER INTERMODULATION
DISTORTION
vs
FREQUENCY
-40
Vs = ±7.5V
-50 ^{Vout = 2VPP}
RL = 100W
G10
RF = 499 W, RG = 54.9 W
-60
-70
-80
-90
-100
10
G2
RF = 768 W, RG = 768 W
G5
RF = 619 W, RG = 154 W
20 30 40 50 60 70 80 90 100
f - Frequency - MHz
Figure 18.
3rd HARMONIC DISTORTION
G=2
vs
OUTPUT VOLTAGE
-30
Vs = ±7.5V
-40 ^{G = 2}
RF = 768 W, RG = 768 W
-50 RL = 100 W
32MHz
-60
64MHz
-70
-80
-90
-100
-110
0
8MHz _4MHz
16MHz
1MHz
2MHz
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 13.
2nd ORDER HARMONIC DISTORTION
G = 10
vs
OUTPUT VOLTAGE
-30 _{Vs = ±7.5V, G = 10}
-40
RF = 499 W, RG = 54.9 W
32MHz
64MHz
RL = 100 W
-50
-60
-70
-80
-90
-100
1MHz
4MHz _2MHz
16MHz 8MHz
-110
0
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 16.
S-PARAMETER
vs
FREQUENCY
0
V_S = ±7.5 V
Gain = +10
C = 0 pF
-20
S11
-40 ^S22
S12
-60
-80
-100
1M
RG
50 Ω
Source
RF
-
+
50 Ω
C
50 Ω
50 Ω
10 M 100 M 1 G
f - Frequency - Hz
10 G
Figure 19.
12
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