THS4511_14 Datasheet, PDF (7/36 Pages) Texas Instruments – WIDEBAND, LOW-NOISE, LOW-DISTORTION FULLY-DIFFERENTIAL AMPLIFIER

THS4511
www.ti.com
SLOS471E – SEPTEMBER 2005 – REVISED NOVEMBER 2009
TYPICAL CHARACTERISTICS: V_S+ – V_S– = 5 V
Test conditions unless otherwise noted: V_S+ = 5 V, V_S– = 0 V, G = 0 dB, CM = open, V_O = 2 V_PP, R_F = 349 Ω, R_L = 200 Ω
differential, single-ended input, input referenced to ground, and output referenced to midrail.
SMALL-SIGNAL FREQUENCY RESPONSE
5
V_O = 100 mV_PP
4 _{G = 0 dB}
3
2
R_L = 1 kΩ
R_L = 500 Ω
R_L = 200 Ω
1
0
−1
R_L = 100 Ω
−2
−3
SMALL-SIGNAL FREQUENCY RESPONSE
7
V_O = 100 mV_PP
6
G = 6 dB
5
R_L = 1 kΩ
R_L = 500 Ω
4
R_L = 200 Ω
3
R_L = 100 Ω
2
−4
−5
−6
10
100
1000
f− Frequency −MHz
10000
1
0
10
100
1000
f− Frequency −MHz
10000
Figure 1.
Figure 2.
LARGE-SIGNAL FREQUENCY RESPONSE
4
V_O = 2 V_PP
3 G = 0 dB
2
R_L = 1 kΩ
R_L = 500 Ω
1
0
−1
R_L = 100 Ω
R_L = 200 Ω
−2
−3
−4
−5
−6
10
100
1000
f− Frequency −MHz
Figure 3.
10000
LARGE-SIGNAL FREQUENCY RESPONSE
8
V_O = 2 V_PP
7 ^{G = 6 dB}
6
5
R_L = 1 kΩ
R_L = 500 Ω
4
3
R_L = 200 Ω
2
R_L = 100 Ω
1
0
10
100
1000
10000
f− Frequency −MHz
Figure 4.
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