THS4508 Datasheet, PDF (10/29 Pages) Texas Instruments – WIDEBAND, LOW NOISE, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIER

THS4508
SLAS459A – SEPTEMBER 2005 – REVISED FEBRUARY 2006
OIP₂ vs FREQUENCY
90
G = 10 dB
85
80
G = 14 dB
75
70
65
G = 6 dB
60
55
50 ^RL ^{= 100 W,}
45
V_OD = 2 V_PP Envelope,
200 kHz Tone Spacing
40
0
50
100
150
200
f - Frequency - MHz
Figure 20.
20
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
100 k
S-PARAMETERS vs FREQUENCY
S21
S11
S22
S12
1M
10 M 100 M
1G
f - Frequency - Hz
10 G
Figure 22.
4
3.75
3.5
3.25
3
2.75
2.5
2.25
2
1.75
1.5
1.25
1
TRANSIENT RESPONSE
Gain = 10 dB,
R_L = 200 W,
V_OD = 2 V_PP
t - Time - (250 psec/div)
Figure 24.
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OIP₃ vs FREQUENCY
50
45
G = 10 dB
G = 6 dB
40
G = 14 dB
35
30 ^R_L ^{= 100 W,}
V_OD = 2 V_PP Envelope,
200 kHz Tone Spacing
25
0
50
100
150
200
f - Frequency - MHz
Figure 21.
8000
7000
6000
5000
TRANSITION RATE vs OUTPUT VOLTAGE
Gain = 10 dB,
R_L = 200 W
20 % - 80%
Rising
Falling
4000
3000
2000
1000
0
0 0.5 1 1.5 2 2.5 3 3.5 4
V_O - Output Voltage - V
Figure 23.
SETTLING TIME
0.5
V_OD = 2 V step
0.3
0.1
-0.1
-0.3
-0.5
t - Time - 1 ns/div
Figure 25.
10
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