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THS4509 Datasheet, PDF (10/42 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.
HD2 vs FREQUENCY
â60
G = 14 dB,
VOD = 2 VPP
â70
RL = 100 W
HD3 vs FREQUENCY
â60
G = 14 dB,
â70 VOD = 2 VPP
â80
RL = 200 W
â90
â100
RL = 500 W
â80
â90
â100
RL = 100 W
RL = 1 kW
RL = 200 W
â110
â120
1
RL = 1 kW
10
100
f â Frequency â MHz
Figure 7.
1000
â110
â120
1
RL = 500 W
10
100
f â Frequency â MHz
Figure 8.
1000
HD2 vs OUTPUT VOLTAGE
-60
-70
-80
-90
-100
f = 64 MHz
f = 32 MHz
f = 16 MHz
HD3 vs OUTPUT VOLTAGE
-60
f = 64 MHz
-70
f = 32 MHz
-80
f = 8 MHz
-90
-100
-110
f = 8 MHz
-120
0
1
2
3
4
VOD - VPP
Figure 9.
-110
-120
0
f = 16 MHz
1
2
3
4
VOD - VPP
Figure 10.
HD2 vs COMMON-MODE OUTPUT VOLTAGE
0
VCM = -1 V to 1 V
-20
VOD = 2 VPP
G = 10 dB
RL = 200 W
-40
150 MHz
-60
100 MHz
64 MHz
-80
32 MHz
-100
16 MHz 4 MHz 1 MHz
-120
-1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1
VIC â Common-Mode Output Voltage â V
Figure 11.
HD3 vs COMMON-MODE OUTPUT VOLTAGE
-20
VCM = -1 V to 1 V
-30
VOD = 2 VPP
-40
G = 10 dB
RL = 200 W
-50
-60
-70
-80
-90
-100
150 MHz
100 MHz
64 MHz
32 MHz
16 MHz
-110
-120
1 MHz
4 MHz
-1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1
VIC â Common-Mode Output Voltage â V
Figure 12.
10
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