THS3201-EP_14 Datasheet, PDF (16/34 Pages) Texas Instruments – 1.8-GHz LOW-DISTORTION CURRENT-FEEDBACK AMPLIFIER

THS3201-EP
SGLS283B – APRIL 2005 – REVISED JANUARY 2009 ..................................................................................................................................................... www.ti.com
V_S = ±5 V Graphs (continued)
3rd ORDER HARMONIC
DISTORTION, G = 2
vs
OUTPUT VOLTAGE
-30
Vs = ±5V
64MHz
-40 G = 2
RF = 715 W, RG = 715 W
-50 _{RL = 100 W}
-60
32MHz
-70
1MHz
-80
-90
-100
-110
0
2MHz
4MHz
8MHz
16MHz
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 44.
2nd ORDER HARMONIC
DISTORTION, G = 10
vs
OUTPUT VOLTAGE
-30
Vs = ±5V, G = 10
32MHz
-40 ^{RF = 464 W, RG = 51.1 W}
64MHz
RL = 100 W
-50
-60
-70
-80
-90
-100
1MHz
16MHz
2MHz
8MHz ^4MHz
-110
0
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 47.
S-PARAMETER
vs
FREQUENCY
0
V_S = ±5 V
Gain = +10
-20 ^{C = 0 pF}
-40 S22
S12
-60 S11
-80
-100
1M
RG
RF
50 Ω
Source
-
+
50 Ω
10 M 100 M 1 G
f - Frequency - Hz
C
50 Ω
50 Ω
10 G
Figure 50.
2nd ORDER HARMONIC
DISTORTION, G = 5
vs
OUTPUT VOLTAGE
-30
Vs = ±5V
-40
G=5
RF = 576 W, RG = 143 W
64MHz
-50 RL = 100 W
32MHz
-60
-70
-80
-90
-100
16MHz
1MHz
2MHz
8MHz ^4MHz
-110
0
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 45.
3rd ORDER HARMONIC
DISTORTION, G = 10
vs
OUTPUT VOLTAGE
-30
Vs = ±5V
64MHz
-40 G = 10
RF = 464 W, RG = 51.1 W
-50 _{RL = 100 W}
-60
32MHz
-70
1MHz
-80
-90
-100
-110
0
4MHz
8MHz
2MHz
16MHz
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 48.
S-PARAMETER
vs
FREQUENCY
0
V_S = ±5 V
Gain = +10
-20 _{C = 3.3 pF}
-40
S22
S12
-60
S11
RG
RF
C
-80
-100
1M
50 Ω
Source
-
+
50 Ω
50 Ω
50 Ω
10 M 100 M 1 G
f - Frequency - Hz
10 G
Figure 51.
3rd ORDER HARMONIC
DISTORTION, G = 5
vs
OUTPUT VOLTAGE
-30
Vs = ±5V
-40 G = 5
RF = 576 W, RG = 143 W
-50 _{RL = 100 W}
64MHz
-60
32MHz
-70
1MHz
-80
-90
-100
-110
0
4MHz
8MHz
2MHz
16MHz
1
2
3
4
5
6
Vout - Output Voltage - V_PP
Figure 46.
3rd ORDER INTERMODULATION
DISTORTION
vs
FREQUENCY
-50
-55
Vs = ±5V
Vout = 2VPP
-60 RL = 100W
-65
G2
RF = 715 W, RG = 715 W
-70
-75
-80
G10
RF = 464 W,
-85
RG = 51.1 W
G5
-90
RF = 576 W,
-95
RG = 143 W
-100
10 20 30 40 50 60 70 80 90 100
f - Frequency - MHz
Figure 49.
SLEW RATE
vs
OUTPUT VOLTAGE
6000
5000
SR+
4000
3000
SR-
2000
1000
0
1
2
3
4
5
Vout - Output Voltage - Vstep
Figure 52.
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