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THS4509 Datasheet, PDF (12/42 Pages) Texas Instruments – WIDEBAND, LOW NOISE, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIER | |||
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THS4509
SLOS454H â JANUARY 2005 â REVISED NOVEMBER 2009
www.ti.com
TYPICAL CHARACTERISTICS: VS+ â VSâ = 5 V (continued)
Test conditions at VS+ = +2.5 V, VSâ = â2.5V, CM = open, VO = 2 VPP, RF = 349 â¦, RL = 200-⦠differential, G = 10 dB,
single-ended input, and input and output referenced to midrail, unless otherwise noted.
OIP2 vs FREQUENCY
90
85 Gain = 6 dB
80
Gain = 14 dB
OIP3 vs FREQUENCY
45
43
Gain = 6 dB
41
75
70
65
Gain = 10 dB
60
55
50
39
Gain = 10 dB
37
35
33
31
29
Gain = 14 dB
45
40
0
50
100
150
200
f â Frequency â MHz
Figure 19.
27
25
0
50
100
150
200
250
f â Frequency â MHz
Figure 20.
0.1-dB FLATNESS
10.2
VOD = 2VPP
10.1
10
9.9
9.8
0.1
1
10
100
f â Frequency â MHz
Figure 21.
1000
S-PARAMETERS vs FREQUENCY
0
S21
-10
-20
S11
-30
-40 S22
-50
-60
S12
-70
1
10
100
f - Frequency - MHz
1000
Figure 22.
TRANSITION RATE vs OUTPUT VOLTAGE
8000
7000
6000
5000
Rise
Fall
4000
3000
2000
1000
0
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
VOD - Differential Output Voltage - VSTEP
Figure 23.
TRANSIENT RESPONSE
1.5
1
0.5
0
VOD = 2 Vstep
â0.5
â1
â1.5
t â Time â 500 ps/div
Figure 24.
12
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