THS3201_14 Datasheet, PDF (15/40 Pages) Texas Instruments – 1.8-GHz, LOW DISTORTION, CURRENT-FEEDBACK AMPLIFIER

THS3201
www.ti.com ............................................................................................................................................................. SLOS416C – JUNE 2003 – REVISED JUNE 2009
V_S = ±5 V Graphs (continued)
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 46.
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 49.
NONINVERTING SMALL-SIGNAL
TRANSIENT RESPONSE
0.3
Output
0.2
0.1
Input
0
Gain = 2
-0.1
R_L = 100 Ω
R_{F =} 715 Ω
-0.2
V_S = ±5 V
-0.3
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
t - Time - µs
Figure 52.
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 47.
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 50.
INVERTING LARGE-SIGNAL
TRANSIENT RESPONSE
3
2.5
2
Gain = -5
R_L = 100 Ω
1.5
R_{F =} 549 Ω
1
V_S = ±5 V
0.5
Input
0
-0.5
-1
-1.5
-2
Output
-2.5
-3
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
t - Time -µs
Figure 53.
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 48.
SLEW RATE
vs
OUTPUT VOLTAGE
6000
5000
SR+
4000
3000
SR-
2000
1000
0
1
2
3
4
5
Vout - Output Voltage - Vstep
Figure 51.
OVERDRIVE RECOVERY TIME
6
3
G = 2,
4
R_F = 715 Ω,
2
V_S = ±5 V
2
1
0
0
-2
-1
-4
-2
-6
-3
0
0.2
0.4
0.6
0.8
1
t - Time - µs
Figure 54.
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